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Honda NSX NA2 1997-2005 (C32B) → ECUMASTER EMU PRO 16 (auto)

Honda NSX NA2 1997-2005 (C32B) — ECUMASTER — EMU PRO 16
⚠ NOT CHECKED. Don't build from this.
Drawn by Michael Gnankou · Rev 0 · draft · 2026-10-12

Before you start

Not confident with automotive wiring? Have a professional harness builder or tuner do it, or check your work before first power-up. A wiring mistake can damage the ECU, the engine or the car, or start a fire.

Statusdraft · not yet verified: nobody has reported building and running this harness
Open errors6: read the Findings page before cutting any wire
Size of the job84 wires · 13 connectors · 5 part lines
ToolsCrimp and extraction tools for each terminal family (see Connectors) · wire strippers · multimeter · heat gun + heat-shrink
Terminals3-1447221-4
Order of work1. Check every part against the parts list. 2. Cut and label every wire (labels: Export → Wire labels). 3. Crimp and pin connector by connector, ticking the build checklist. 4. Run the bench test with nothing plugged in and the battery disconnected. 5. Only then connect the ECU and power up.

Build checklist

Tick each box as you go. Continuity: meter from end to end, expect under 1 Ω.

WireFromToGaugeColourCutLabelCrimp ACrimp BPin APin BContinuity
W1OEM-A-13SP-14V-10.85☐☐☐☐☐☐☐
W2OEM-C-1SP-14V-10.85☐☐☐☐☐☐☐
W3OEM-G-10SP-14V-10.85☐☐☐☐☐☐☐
W4OEM-G-2SP-14V-10.85☐☐☐☐☐☐☐
W5OEM-G-3SP-14V-10.85☐☐☐☐☐☐☐
W6OEM-G-9SP-14V-10.85☐☐☐☐☐☐☐
W7SP-14V-1EMUPRO16-B-140.85☐☐☐☐☐☐☐
W8SP-14V-1EMUPRO16-B-80.85☐☐☐☐☐☐☐
W9OEM-A-12SP-GND-10.85☐☐☐☐☐☐☐
W10OEM-A-25SP-GND-10.85☐☐☐☐☐☐☐
W11OEM-G-7SP-GND-10.85☐☐☐☐☐☐☐
W12OEM-G-8SP-GND-10.85☐☐☐☐☐☐☐
W13SP-GND-1EMUPRO16-A-110.85☐☐☐☐☐☐☐
W14SP-GND-1EMUPRO16-A-170.85☐☐☐☐☐☐☐
W15SP-GND-1EMUPRO16-A-190.85☐☐☐☐☐☐☐
W16SP-GND-1EMUPRO16-B-190.85☐☐☐☐☐☐☐
W17SP-GND-1EMUPRO16-C-300.85☐☐☐☐☐☐☐
W18SP-GND-1EMUPRO16-D-180.85☐☐☐☐☐☐☐
W19OEM-A-26SP-0V-10.5☐☐☐☐☐☐☐
W20OEM-B-13SP-0V-10.5☐☐☐☐☐☐☐
W21OEM-B-14SP-0V-10.5☐☐☐☐☐☐☐
W22OEM-B-15SP-0V-10.5☐☐☐☐☐☐☐
W23OEM-B-16SP-0V-10.5☐☐☐☐☐☐☐
W24OEM-B-9SP-0V-10.5☐☐☐☐☐☐☐
W25OEM-D-11SP-0V-10.5☐☐☐☐☐☐☐
W26OEM-F-15SP-0V-10.5☐☐☐☐☐☐☐
W27OEM-F-2SP-0V-10.5☐☐☐☐☐☐☐
W28SP-0V-1EMUPRO16-A-200.5☐☐☐☐☐☐☐
W29SP-0V-1EMUPRO16-B-90.5☐☐☐☐☐☐☐
W30SP-0V-1EMUPRO16-C-290.5☐☐☐☐☐☐☐
W31SP-0V-1EMUPRO16-D-170.5☐☐☐☐☐☐☐
W32OEM-D-10EMUPRO16-B-120.5☐☐☐☐☐☐☐
W33OEM-F-1EMUPRO16-C-270.5☐☐☐☐☐☐☐
W34OEM-F-14EMUPRO16-A-120.5☐☐☐☐☐☐☐
W35OEM-B-8EMUPRO16-A-210.5☐☐☐☐☐☐☐
W36OEM-D-13EMUPRO16-B-160.5☐☐☐☐☐☐☐
W37OEM-D-2EMUPRO16-B-170.5☐☐☐☐☐☐☐
W38OEM-A-11EMUPRO16-A-300.5☐☐☐☐☐☐☐
W39OEM-A-24EMUPRO16-A-290.5☐☐☐☐☐☐☐
W40OEM-B-12EMUPRO16-A-280.5☐☐☐☐☐☐☐
W41OEM-B-11EMUPRO16-A-270.5☐☐☐☐☐☐☐
W42OEM-B-10EMUPRO16-A-260.5☐☐☐☐☐☐☐
W43OEM-B-2EMUPRO16-A-180.5☐☐☐☐☐☐☐
W44OEM-A-1EMUPRO16-A-20.5☐☐☐☐☐☐☐
W45OEM-A-2EMUPRO16-A-30.5☐☐☐☐☐☐☐
W46OEM-A-3EMUPRO16-A-40.5☐☐☐☐☐☐☐
W47OEM-A-14EMUPRO16-A-50.5☐☐☐☐☐☐☐
W48OEM-A-15EMUPRO16-A-60.5☐☐☐☐☐☐☐
W49OEM-A-16EMUPRO16-A-70.5☐☐☐☐☐☐☐
W50OEM-A-5EMUPRO16-B-10.5☐☐☐☐☐☐☐
W51OEM-F-19EMUPRO16-B-20.5☐☐☐☐☐☐☐
W52OEM-F-20EMUPRO16-B-30.5☐☐☐☐☐☐☐
W53OEM-D-9EMUPRO16-C-100.5☐☐☐☐☐☐☐
W54OEM-F-13EMUPRO16-C-310.5☐☐☐☐☐☐☐
W55OEM-F-12EMUPRO16-C-180.5☐☐☐☐☐☐☐
W56OEM-D-12EMUPRO16-C-320.5☐☐☐☐☐☐☐
W57OEM-D-7EMUPRO16-C-110.5☐☐☐☐☐☐☐
W58OEM-F-4EMUPRO16-B-40.5☐☐☐☐☐☐☐
W59OEM-A-8EMUPRO16-B-50.5☐☐☐☐☐☐☐
W60OEM-A-10EMUPRO16-B-60.5☐☐☐☐☐☐☐
W61OEM-A-22EMUPRO16-B-70.5☐☐☐☐☐☐☐
W62OEM-A-23EMUPRO16-B-130.5☐☐☐☐☐☐☐
W63OEM-A-9EMUPRO16-A-250.5☐☐☐☐☐☐☐
W64OEM-A-17EMUPRO16-C-10.5☐☐☐☐☐☐☐
W65OEM-A-20EMUPRO16-C-20.5☐☐☐☐☐☐☐
W66OEM-A-21EMUPRO16-C-30.5☐☐☐☐☐☐☐
W67OEM-A-4EMUPRO16-D-130.5☐☐☐☐☐☐☐
W68OEM-A-6EMUPRO16-D-190.5☐☐☐☐☐☐☐
W69OEM-A-7EMUPRO16-D-260.5☐☐☐☐☐☐☐
W70OEM-C-8EMUPRO16-D-250.5☐☐☐☐☐☐☐
W71OEM-D-16EMUPRO16-C-330.5☐☐☐☐☐☐☐
W72OEM-D-17EMUPRO16-C-190.5☐☐☐☐☐☐☐
W73OEM-D-18EMUPRO16-C-340.5☐☐☐☐☐☐☐
W74OEM-D-19EMUPRO16-C-120.5☐☐☐☐☐☐☐
W75OEM-D-8EMUPRO16-D-210.5☐☐☐☐☐☐☐
W76OEM-D-20EMUPRO16-C-200.5☐☐☐☐☐☐☐
W77OEM-C-7EMUPRO16-A-130.5☐☐☐☐☐☐☐
W78OEM-F-16EMUPRO16-A-220.5☐☐☐☐☐☐☐
W79OEM-F-6EMUPRO16-A-140.5☐☐☐☐☐☐☐
W80OEM-B-1EMUPRO16-A-240.5☐☐☐☐☐☐☐
W81OEM-B-3EMUPRO16-A-160.5☐☐☐☐☐☐☐
W82OEM-B-4EMUPRO16-A-230.5☐☐☐☐☐☐☐
W83OEM-C-4EMUPRO16-A-150.5☐☐☐☐☐☐☐
W84OEM-C-6EMUPRO16-D-110.5☐☐☐☐☐☐☐

Bench test (before first power-up)

Battery disconnected, ECU and every sensor unplugged. Meter on resistance. Each pair below must read open (OL): a reading means a pinched wire, a stray strand or a mis-pinned cavity. Then check continuity of every wire (last column of the build checklist).

#Probe AProbe BExpectWhyReading
1EMUPRO16-B-14EMUPRO16-A-20open (OL)+12 V supply must not touch sensor ground
2EMUPRO16-A-11EMUPRO16-A-12open (OL)power ground must not touch 5 V sensor reference
3EMUPRO16-A-11EMUPRO16-B-12open (OL)power ground must not touch 5 V sensor reference
4EMUPRO16-A-11EMUPRO16-B-14open (OL)power ground must not touch +12 V supply
5EMUPRO16-A-11EMUPRO16-C-27open (OL)power ground must not touch 5 V sensor reference
6EMUPRO16-A-20EMUPRO16-A-12open (OL)sensor ground must not touch 5 V sensor reference
7EMUPRO16-A-20EMUPRO16-B-12open (OL)sensor ground must not touch 5 V sensor reference
8EMUPRO16-A-20EMUPRO16-C-27open (OL)sensor ground must not touch 5 V sensor reference
9EMUPRO16-B-14EMUPRO16-A-12open (OL)+12 V supply must not touch 5 V sensor reference
10EMUPRO16-B-14EMUPRO16-B-12open (OL)+12 V supply must not touch 5 V sensor reference
11EMUPRO16-B-14EMUPRO16-C-27open (OL)+12 V supply must not touch 5 V sensor reference

If any reading doesn't match, stop and get help before powering up.

Revisions

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Schematic

EMUPRO16-AEMUPRO16-BEMUPRO16-CEMUPRO16-DOEM-AOEM-BOEM-COEM-DOEM-FOEM-GSP-0VSP-14VSP-GND

Connectors

EMUPRO16-A

Mating face
EMUPRO16-A-1 · Ignition 81EMUPRO16-A-2 · Injector 12EMUPRO16-A-3 · Injector 23EMUPRO16-A-4 · Injector 34EMUPRO16-A-5 · Injector 45EMUPRO16-A-6 · Injector 56EMUPRO16-A-7 · Injector 67EMUPRO16-A-8 · Injector 78EMUPRO16-A-9 · Injector 89EMUPRO16-A-10 · Ignition 710EMUPRO16-A-11 · Power GND11EMUPRO16-A-12 · +5V source A12EMUPRO16-A-13 · Digital 213EMUPRO16-A-14 · Digital 414EMUPRO16-A-15 · Digital 815EMUPRO16-A-16 · Digital 6 (turbo)16EMUPRO16-A-17 · Power GND17EMUPRO16-A-18 · Ignition 618EMUPRO16-A-19 · Power GND19EMUPRO16-A-20 · Digital GND20EMUPRO16-A-21 · Digital 1 (crank)21EMUPRO16-A-22 · Digital 322EMUPRO16-A-23 · Digital 723EMUPRO16-A-24 · Digital 5 (turbo)24EMUPRO16-A-25 · Auxiliary 925EMUPRO16-A-26 · Ignition 526EMUPRO16-A-27 · Ignition 427EMUPRO16-A-28 · Ignition 328EMUPRO16-A-29 · Ignition 229EMUPRO16-A-30 · Ignition 130EMUPRO16-A-31 · CAN 1 high (PC comm)31EMUPRO16-A-32 · CAN 1 low (PC comm)32EMUPRO16-A-33 · CAN 2 high33EMUPRO16-A-34 · CAN 2 low34
Wire side
EMUPRO16-A-1 · Ignition 81EMUPRO16-A-2 · Injector 12EMUPRO16-A-3 · Injector 23EMUPRO16-A-4 · Injector 34EMUPRO16-A-5 · Injector 45EMUPRO16-A-6 · Injector 56EMUPRO16-A-7 · Injector 67EMUPRO16-A-8 · Injector 78EMUPRO16-A-9 · Injector 89EMUPRO16-A-10 · Ignition 710EMUPRO16-A-11 · Power GND11EMUPRO16-A-12 · +5V source A12EMUPRO16-A-13 · Digital 213EMUPRO16-A-14 · Digital 414EMUPRO16-A-15 · Digital 815EMUPRO16-A-16 · Digital 6 (turbo)16EMUPRO16-A-17 · Power GND17EMUPRO16-A-18 · Ignition 618EMUPRO16-A-19 · Power GND19EMUPRO16-A-20 · Digital GND20EMUPRO16-A-21 · Digital 1 (crank)21EMUPRO16-A-22 · Digital 322EMUPRO16-A-23 · Digital 723EMUPRO16-A-24 · Digital 5 (turbo)24EMUPRO16-A-25 · Auxiliary 925EMUPRO16-A-26 · Ignition 526EMUPRO16-A-27 · Ignition 427EMUPRO16-A-28 · Ignition 328EMUPRO16-A-29 · Ignition 229EMUPRO16-A-30 · Ignition 130EMUPRO16-A-31 · CAN 1 high (PC comm)31EMUPRO16-A-32 · CAN 1 low (PC comm)32EMUPRO16-A-33 · CAN 2 high33EMUPRO16-A-34 · CAN 2 low34
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Ignition 8————————
2Injector 1—W44—0.5OEM-A-1———
3Injector 2—W45—0.5OEM-A-2———
4Injector 3—W46—0.5OEM-A-3———
5Injector 4—W47—0.5OEM-A-14———
6Injector 5—W48—0.5OEM-A-15———
7Injector 6—W49—0.5OEM-A-16———
8Injector 7————————
9Injector 8————————
10Ignition 7————————
11Power GND—W13—0.85SP-GND-1———
12+5V source A—W34—0.5OEM-F-14———
13Digital 2—W77—0.5OEM-C-7———
14Digital 4—W79—0.5OEM-F-6———
15Digital 8—W83—0.5OEM-C-4———
16Digital 6 (turbo)—W81—0.5OEM-B-3———
17Power GND—W14—0.85SP-GND-1———
18Ignition 6—W43—0.5OEM-B-2———
19Power GND—W15—0.85SP-GND-1———
20Digital GND—W28—0.5SP-0V-1———
21Digital 1 (crank)—W35—0.5OEM-B-8———
22Digital 3—W78—0.5OEM-F-16———
23Digital 7—W82—0.5OEM-B-4———
24Digital 5 (turbo)—W80—0.5OEM-B-1———
25Auxiliary 9—W63—0.5OEM-A-9———
26Ignition 5—W42—0.5OEM-B-10———
27Ignition 4—W41—0.5OEM-B-11———
28Ignition 3—W40—0.5OEM-B-12———
29Ignition 2—W39—0.5OEM-A-24———
30Ignition 1—W38—0.5OEM-A-11———
31CAN 1 high (PC comm)————————
32CAN 1 low (PC comm)————————
33CAN 2 high————————
34CAN 2 low————————

EMUPRO16-B

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Auxiliary 1 (WBO heater)—W50—0.5OEM-A-5———
2Auxiliary 2 (WBO heater)—W51—0.5OEM-F-19———
3Auxiliary 3 (WBO heater)—W52—0.5OEM-F-20———
4Auxiliary 4 (WBO heater)—W58—0.5OEM-F-4———
5Auxiliary 5—W59—0.5OEM-A-8———
6Auxiliary 6—W60—0.5OEM-A-10———
7Auxiliary 7—W61—0.5OEM-A-22———
8+12V supply—W8—0.85SP-14V-1———
9Digital GND (flash drive)—W29—0.5SP-0V-1———
10USB D- (flash drive)————————
11USB D+ (flash drive)————————
12+5V source A (flash drive)—W32—0.5OEM-D-10———
13Auxiliary 8—W62—0.5OEM-A-23———
14+12V supply—W7—0.85SP-14V-1———
15+12V switched————————
16Knock sensor 1—W36—0.5OEM-D-13———
17Knock sensor 2—W37—0.5OEM-D-2———
18WBO 2 VGND (LSU 4.9)————————
19Power GND—W16—0.85SP-GND-1———
20WBO 1 IP (LSU 4.9)————————
21WBO 1 VS (LSU 4.9)————————
22WBO 1 RCAL (LSU 4.9)————————
23WBO 1 VGND (LSU 4.9)————————
24WBO 2 IP (LSU 4.9)————————
25WBO 2 VS (LSU 4.9)————————
26WBO 2 RCAL (LSU 4.9)————————

EMUPRO16-C

Mating face
EMUPRO16-C-1 · Auxiliary 101EMUPRO16-C-2 · Auxiliary 112EMUPRO16-C-3 · Auxiliary 123EMUPRO16-C-4 · Analog 74EMUPRO16-C-5 · Analog 10 (2k2 pull)5EMUPRO16-C-6 · H-bridge 1A6EMUPRO16-C-7 · H-bridge 2B7EMUPRO16-C-8 · H-bridge 3A8EMUPRO16-C-9 · H-bridge 2A9EMUPRO16-C-10 · Analog 1 (MAP)10EMUPRO16-C-11 · Analog 311EMUPRO16-C-12 · Analog 512EMUPRO16-C-13 · Analog 813EMUPRO16-C-14 · Analog 11 (2k2 pull)14EMUPRO16-C-15 · Analog 13 (1k pull)15EMUPRO16-C-16 · Analog 15 (330R pull)16EMUPRO16-C-17 · H-bridge 3B17EMUPRO16-C-18 · Analog 218EMUPRO16-C-19 · Analog 419EMUPRO16-C-20 · Analog 620EMUPRO16-C-21 · Analog 9 (2k2 pull)21EMUPRO16-C-22 · Analog 12 (2k2 pull)22EMUPRO16-C-23 · Analog 14 (1k pull)23EMUPRO16-C-24 · Analog 16 (100R pull)24EMUPRO16-C-25 · H-bridge 1B25EMUPRO16-C-26 · LIN26EMUPRO16-C-27 · +5V source B27EMUPRO16-C-28 · +5V source B28EMUPRO16-C-29 · Analog GND29EMUPRO16-C-30 · Power GND30EMUPRO16-C-31 · Precision analog 131EMUPRO16-C-32 · Precision analog 232EMUPRO16-C-33 · Precision analog 333EMUPRO16-C-34 · Precision analog 434
Wire side
EMUPRO16-C-1 · Auxiliary 101EMUPRO16-C-2 · Auxiliary 112EMUPRO16-C-3 · Auxiliary 123EMUPRO16-C-4 · Analog 74EMUPRO16-C-5 · Analog 10 (2k2 pull)5EMUPRO16-C-6 · H-bridge 1A6EMUPRO16-C-7 · H-bridge 2B7EMUPRO16-C-8 · H-bridge 3A8EMUPRO16-C-9 · H-bridge 2A9EMUPRO16-C-10 · Analog 1 (MAP)10EMUPRO16-C-11 · Analog 311EMUPRO16-C-12 · Analog 512EMUPRO16-C-13 · Analog 813EMUPRO16-C-14 · Analog 11 (2k2 pull)14EMUPRO16-C-15 · Analog 13 (1k pull)15EMUPRO16-C-16 · Analog 15 (330R pull)16EMUPRO16-C-17 · H-bridge 3B17EMUPRO16-C-18 · Analog 218EMUPRO16-C-19 · Analog 419EMUPRO16-C-20 · Analog 620EMUPRO16-C-21 · Analog 9 (2k2 pull)21EMUPRO16-C-22 · Analog 12 (2k2 pull)22EMUPRO16-C-23 · Analog 14 (1k pull)23EMUPRO16-C-24 · Analog 16 (100R pull)24EMUPRO16-C-25 · H-bridge 1B25EMUPRO16-C-26 · LIN26EMUPRO16-C-27 · +5V source B27EMUPRO16-C-28 · +5V source B28EMUPRO16-C-29 · Analog GND29EMUPRO16-C-30 · Power GND30EMUPRO16-C-31 · Precision analog 131EMUPRO16-C-32 · Precision analog 232EMUPRO16-C-33 · Precision analog 333EMUPRO16-C-34 · Precision analog 434
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Auxiliary 10—W64—0.5OEM-A-17———
2Auxiliary 11—W65—0.5OEM-A-20———
3Auxiliary 12—W66—0.5OEM-A-21———
4Analog 7————————
5Analog 10 (2k2 pull)————————
6H-bridge 1A————————
7H-bridge 2B————————
8H-bridge 3A————————
9H-bridge 2A————————
10Analog 1 (MAP)—W53—0.5OEM-D-9———
11Analog 3—W57—0.5OEM-D-7———
12Analog 5—W74—0.5OEM-D-19———
13Analog 8————————
14Analog 11 (2k2 pull)————————
15Analog 13 (1k pull)————————
16Analog 15 (330R pull)————————
17H-bridge 3B————————
18Analog 2—W55—0.5OEM-F-12———
19Analog 4—W72—0.5OEM-D-17———
20Analog 6—W76—0.5OEM-D-20———
21Analog 9 (2k2 pull)————————
22Analog 12 (2k2 pull)————————
23Analog 14 (1k pull)————————
24Analog 16 (100R pull)————————
25H-bridge 1B————————
26LIN————————
27+5V source B—W33—0.5OEM-F-1———
28+5V source B————————
29Analog GND—W30—0.5SP-0V-1———
30Power GND—W17—0.85SP-GND-1———
31Precision analog 1—W54—0.5OEM-F-13———
32Precision analog 2—W56—0.5OEM-D-12———
33Precision analog 3—W71—0.5OEM-D-16———
34Precision analog 4—W73—0.5OEM-D-18———

EMUPRO16-D

Mating face
EMUPRO16-D-1 · Injector 101EMUPRO16-D-2 · Injector 112EMUPRO16-D-3 · Injector 123EMUPRO16-D-4 · Injector 134EMUPRO16-D-5 · Injector 145EMUPRO16-D-6 · Injector 156EMUPRO16-D-7 · Injector 167EMUPRO16-D-8 · Injector 98EMUPRO16-D-9 · Analog 179EMUPRO16-D-10 · Analog 1810EMUPRO16-D-11 · Digital 9 / Analog 1911EMUPRO16-D-12 · Digital 10 / Analog 2012EMUPRO16-D-13 · Auxiliary 1313EMUPRO16-D-14 · H-bridge 4A14EMUPRO16-D-15 · Precision analog 615EMUPRO16-D-16 · Precision analog 816EMUPRO16-D-17 · Analog GND17EMUPRO16-D-18 · Power GND18EMUPRO16-D-19 · Auxiliary 1419EMUPRO16-D-20 · H-bridge 4B20EMUPRO16-D-21 · Precision analog 521EMUPRO16-D-22 · Precision analog 722EMUPRO16-D-23 · Ignition 923EMUPRO16-D-24 · Ignition 1024EMUPRO16-D-25 · Auxiliary 1625EMUPRO16-D-26 · Auxiliary 1526
Wire side
EMUPRO16-D-1 · Injector 101EMUPRO16-D-2 · Injector 112EMUPRO16-D-3 · Injector 123EMUPRO16-D-4 · Injector 134EMUPRO16-D-5 · Injector 145EMUPRO16-D-6 · Injector 156EMUPRO16-D-7 · Injector 167EMUPRO16-D-8 · Injector 98EMUPRO16-D-9 · Analog 179EMUPRO16-D-10 · Analog 1810EMUPRO16-D-11 · Digital 9 / Analog 1911EMUPRO16-D-12 · Digital 10 / Analog 2012EMUPRO16-D-13 · Auxiliary 1313EMUPRO16-D-14 · H-bridge 4A14EMUPRO16-D-15 · Precision analog 615EMUPRO16-D-16 · Precision analog 816EMUPRO16-D-17 · Analog GND17EMUPRO16-D-18 · Power GND18EMUPRO16-D-19 · Auxiliary 1419EMUPRO16-D-20 · H-bridge 4B20EMUPRO16-D-21 · Precision analog 521EMUPRO16-D-22 · Precision analog 722EMUPRO16-D-23 · Ignition 923EMUPRO16-D-24 · Ignition 1024EMUPRO16-D-25 · Auxiliary 1625EMUPRO16-D-26 · Auxiliary 1526
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Injector 10————————
2Injector 11————————
3Injector 12————————
4Injector 13————————
5Injector 14————————
6Injector 15————————
7Injector 16————————
8Injector 9————————
9Analog 17————————
10Analog 18————————
11Digital 9 / Analog 19—W84—0.5OEM-C-6———
12Digital 10 / Analog 20————————
13Auxiliary 13—W67—0.5OEM-A-4———
14H-bridge 4A————————
15Precision analog 6————————
16Precision analog 8————————
17Analog GND—W31—0.5SP-0V-1———
18Power GND—W18—0.85SP-GND-1———
19Auxiliary 14—W68—0.5OEM-A-6———
20H-bridge 4B————————
21Precision analog 5—W75—0.5OEM-D-8———
22Precision analog 7————————
23Ignition 9————————
24Ignition 10————————
25Auxiliary 16—W70—0.5OEM-C-8———
26Auxiliary 15—W69—0.5OEM-A-7———

OEM-A

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Injector 1 (INJ1)—W44—0.5EMUPRO16-A-2———
10Rear secondary O2 heater (RSO2SHTC)—W60—0.5EMUPRO16-B-6———
11Ignition coil 1 (IGN COIL1)—W38—0.5EMUPRO16-A-30———
12Power ground (PG1)—W9—0.85SP-GND-1———
13ECM power source (IGP1)—W1—0.85SP-14V-1———
14Injector 4 (INJ4)—W47—0.5EMUPRO16-A-5———
15Injector 5 (INJ5)—W48—0.5EMUPRO16-A-6———
16Injector 6 (INJ6)—W49—0.5EMUPRO16-A-7———
17EVAP bypass solenoid (2WBS)—W64—0.5EMUPRO16-C-1———
2Injector 2 (INJ2)—W45—0.5EMUPRO16-A-3———
20IAB control solenoid (IABCS)—W65—0.5EMUPRO16-C-2———
21EVAP purge control solenoid (PCS)—W66—0.5EMUPRO16-C-3———
22Front primary O2 heater (FPO2SHTC)—W61—0.5EMUPRO16-B-7———
23Rear primary O2 heater (RPO2SHTC)—W62—0.5EMUPRO16-B-13———
24Ignition coil 2 (IGN COIL2)—W39—0.5EMUPRO16-A-29———
25Power ground (PG2)—W10—0.85SP-GND-1———
26Logic ground (LG1)—W19—0.5SP-0V-1———
3Injector 3 (INJ3)—W46—0.5EMUPRO16-A-4———
4EVAP canister vent shut valve (VSV)—W67—0.5EMUPRO16-D-13———
5Fuel pump relay (FLR1)—W50—0.5EMUPRO16-B-1———
6EGR control solenoid (ESOL)—W68—0.5EMUPRO16-D-19———
7Malfunction indicator lamp (MIL)—W69—0.5EMUPRO16-D-26———
8A/C clutch relay (ACC)—W59—0.5EMUPRO16-B-5———
9Front secondary O2 heater (FSO2SHTC)—W63—0.5EMUPRO16-A-25———

OEM-B

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1VTEC pressure switch front (VTP SWF)—W80—0.5EMUPRO16-A-24———
10Ignition coil 5 (IGN COIL5)—W42—0.5EMUPRO16-A-26———
11Ignition coil 4 (IGN COIL4)—W41—0.5EMUPRO16-A-27———
12Ignition coil 3 (IGN COIL3)—W40—0.5EMUPRO16-A-28———
13Cylinder position sensor 2 return (CYP 2M)—W20—0.5SP-0V-1———
14Cylinder position sensor 1 return (CYP 1M)—W21—0.5SP-0V-1———
15Crank position sensor 2 return (CKP 2M)—W22—0.5SP-0V-1———
16Crank position sensor 1 return (CKP 1M)—W23—0.5SP-0V-1———
2Ignition coil 6 (IGN COIL6)—W43—0.5EMUPRO16-A-18———
3VTEC pressure switch rear (VTP SWR)—W81—0.5EMUPRO16-A-16———
4Neutral switch (NT SW, M/T)—W82—0.5EMUPRO16-A-23———
5Cylinder position sensor 2 + (CYP 2P)————————
6Cylinder position sensor 1 + (CYP 1P)————————
7Crank position sensor 2 + (CKP 2P)————————
8Crank position sensor 1 + (CKP 1P)—W35—0.5EMUPRO16-A-21———
9Logic ground (LG2)—W24—0.5SP-0V-1———

OEM-C

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1ECM power source (IGP2)—W2—0.85SP-14V-1———
4Clutch switch (MTCLS, M/T)—W83—0.5EMUPRO16-A-15———
6Starter switch (STS)—W84—0.5EMUPRO16-D-11———
7Vehicle speed sensor (VSS)—W77—0.5EMUPRO16-A-13———
8Engine speed pulse (NEP)—W70—0.5EMUPRO16-D-25———

OEM-D

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Backup power (VBU)————————
10Sensor 5V supply (VCC2)—W32—0.5EMUPRO16-B-12———
11Sensor ground (SG2)—W25—0.5SP-0V-1———
12Throttle position sensor (TPS)—W56—0.5EMUPRO16-C-32———
13Knock sensor front (KSF)—W36—0.5EMUPRO16-B-16———
16Front secondary O2 signal (O2S FS)—W71—0.5EMUPRO16-C-33———
17Rear secondary O2 signal (O2S RS)—W72—0.5EMUPRO16-C-19———
18Front primary O2 signal (O2S FP)—W73—0.5EMUPRO16-C-34———
19Rear primary O2 signal (O2S RP)—W74—0.5EMUPRO16-C-12———
2Knock sensor rear (KSR)—W37—0.5EMUPRO16-B-17———
20EGR valve lift sensor (EGRL)—W76—0.5EMUPRO16-C-20———
4K-line diagnostics————————
7Engine coolant temperature (ECT)—W57—0.5EMUPRO16-C-11———
8Intake air temperature (IAT)—W75—0.5EMUPRO16-D-21———
9MAP sensor—W53—0.5EMUPRO16-C-10———

OEM-F

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Sensor 5V supply (VCC1)—W33—0.5EMUPRO16-C-27———
12Accelerator pedal position 2 (AP2)—W55—0.5EMUPRO16-C-18———
13Accelerator pedal position 1 (AP1)—W54—0.5EMUPRO16-C-31———
14Accelerator pedal 5V supply (VCC3)—W34—0.5EMUPRO16-A-12———
15Accelerator pedal ground (SG3)—W26—0.5SP-0V-1———
16Brake switch 1 (BKSW1)—W78—0.5EMUPRO16-A-22———
19VTEC solenoid front (VT SOLF)—W51—0.5EMUPRO16-B-2———
2Sensor ground (SG1)—W27—0.5SP-0V-1———
20VTEC solenoid rear (VT SOLR)—W52—0.5EMUPRO16-B-3———
4Fuel pump relay 2 (FLR2)—W58—0.5EMUPRO16-B-4———
6Brake switch 2 (BKSW2)—W79—0.5EMUPRO16-A-14———

OEM-G

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
10Throttle motor common power phases 2&4 (COM2)—W3—0.85SP-14V-1———
11Throttle motor phase 3 (PM3)————————
12Throttle motor phase 4 (PM4)————————
2Throttle motor power source 1 (IGM1)—W4—0.85SP-14V-1———
3Throttle motor power source 2 (IGM2)—W5—0.85SP-14V-1———
4Throttle motor phase 1 (PM1)————————
5Throttle motor phase 2 (PM2)————————
7Throttle motor ground 1 (PGM1)—W11—0.85SP-GND-1———
8Throttle motor ground 2 (PGM2)—W12—0.85SP-GND-1———
9Throttle motor common power phases 1&3 (COM1)—W6—0.85SP-14V-1———

SP-0V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W19—0.5OEM-A-26———
1——W20—0.5OEM-B-13———
1——W21—0.5OEM-B-14———
1——W22—0.5OEM-B-15———
1——W23—0.5OEM-B-16———
1——W24—0.5OEM-B-9———
1——W25—0.5OEM-D-11———
1——W26—0.5OEM-F-15———
1——W27—0.5OEM-F-2———
1——W28—0.5EMUPRO16-A-20———
1——W29—0.5EMUPRO16-B-9———
1——W30—0.5EMUPRO16-C-29———
1——W31—0.5EMUPRO16-D-17———

SP-14V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W1—0.85OEM-A-13———
1——W2—0.85OEM-C-1———
1——W3—0.85OEM-G-10———
1——W4—0.85OEM-G-2———
1——W5—0.85OEM-G-3———
1——W6—0.85OEM-G-9———
1——W7—0.85EMUPRO16-B-14———
1——W8—0.85EMUPRO16-B-8———

SP-GND

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W9—0.85OEM-A-12———
1——W10—0.85OEM-A-25———
1——W11—0.85OEM-G-7———
1——W12—0.85OEM-G-8———
1——W13—0.85EMUPRO16-A-11———
1——W14—0.85EMUPRO16-A-17———
1——W15—0.85EMUPRO16-A-19———
1——W16—0.85EMUPRO16-B-19———
1——W17—0.85EMUPRO16-C-30———
1——W18—0.85EMUPRO16-D-18———

Pin map

OEM pointOEM functionOEM familyTarget pointTarget functionTarget familyWire colourEvidence
OEM-A-1Injector 1 (INJ1)injector_outEMUPRO16-A-2Injector 1injector_outsingle_source
OEM-A-10Rear secondary O2 heater (RSO2SHTC)low_side_outEMUPRO16-B-6Auxiliary 6low_side_outsingle_source
OEM-A-11Ignition coil 1 (IGN COIL1)ignition_outEMUPRO16-A-30Ignition 1ignition_outsingle_source
OEM-A-12Power ground (PG1)groundEMUPRO16-A-11 + EMUPRO16-A-17 + EMUPRO16-A-19 + EMUPRO16-B-19 + EMUPRO16-C-30 + EMUPRO16-D-18Power GND + Power GND + Power GND + Power GND + Power GND + Power GNDgroundsingle_source
OEM-A-13ECM power source (IGP1)power_inEMUPRO16-B-14 + EMUPRO16-B-8+12V supply + +12V supplypower_insingle_source
OEM-A-14Injector 4 (INJ4)injector_outEMUPRO16-A-5Injector 4injector_outsingle_source
OEM-A-15Injector 5 (INJ5)injector_outEMUPRO16-A-6Injector 5injector_outsingle_source
OEM-A-16Injector 6 (INJ6)injector_outEMUPRO16-A-7Injector 6injector_outsingle_source
OEM-A-17EVAP bypass solenoid (2WBS)low_side_outEMUPRO16-C-1Auxiliary 10low_side_outsingle_source
OEM-A-2Injector 2 (INJ2)injector_outEMUPRO16-A-3Injector 2injector_outsingle_source
OEM-A-20IAB control solenoid (IABCS)low_side_outEMUPRO16-C-2Auxiliary 11low_side_outsingle_source
OEM-A-21EVAP purge control solenoid (PCS)low_side_outEMUPRO16-C-3Auxiliary 12low_side_outsingle_source
OEM-A-22Front primary O2 heater (FPO2SHTC)low_side_outEMUPRO16-B-7Auxiliary 7low_side_outsingle_source
OEM-A-23Rear primary O2 heater (RPO2SHTC)low_side_outEMUPRO16-B-13Auxiliary 8low_side_outsingle_source
OEM-A-24Ignition coil 2 (IGN COIL2)ignition_outEMUPRO16-A-29Ignition 2ignition_outsingle_source
OEM-A-25Power ground (PG2)groundEMUPRO16-A-11 + EMUPRO16-A-17 + EMUPRO16-A-19 + EMUPRO16-B-19 + EMUPRO16-C-30 + EMUPRO16-D-18Power GND + Power GND + Power GND + Power GND + Power GND + Power GNDgroundsingle_source
OEM-A-26Logic ground (LG1)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-A-3Injector 3 (INJ3)injector_outEMUPRO16-A-4Injector 3injector_outsingle_source
OEM-A-4EVAP canister vent shut valve (VSV)low_side_outEMUPRO16-D-13Auxiliary 13low_side_outsingle_source
OEM-A-5Fuel pump relay (FLR1)low_side_outEMUPRO16-B-1Auxiliary 1 (WBO heater)low_side_outsingle_source
OEM-A-6EGR control solenoid (ESOL)low_side_outEMUPRO16-D-19Auxiliary 14low_side_outsingle_source
OEM-A-7Malfunction indicator lamp (MIL)low_side_outEMUPRO16-D-26Auxiliary 15low_side_outsingle_source
OEM-A-8A/C clutch relay (ACC)low_side_outEMUPRO16-B-5Auxiliary 5low_side_outsingle_source
OEM-A-9Front secondary O2 heater (FSO2SHTC)low_side_outEMUPRO16-A-25Auxiliary 9low_side_outsingle_source
OEM-B-1VTEC pressure switch front (VTP SWF)digital_inEMUPRO16-A-24Digital 5 (turbo)digital_insingle_source
OEM-B-10Ignition coil 5 (IGN COIL5)ignition_outEMUPRO16-A-26Ignition 5ignition_outsingle_source
OEM-B-11Ignition coil 4 (IGN COIL4)ignition_outEMUPRO16-A-27Ignition 4ignition_outsingle_source
OEM-B-12Ignition coil 3 (IGN COIL3)ignition_outEMUPRO16-A-28Ignition 3ignition_outsingle_source
OEM-B-13Cylinder position sensor 2 return (CYP 2M)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-B-14Cylinder position sensor 1 return (CYP 1M)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-B-15Crank position sensor 2 return (CKP 2M)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-B-16Crank position sensor 1 return (CKP 1M)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-B-2Ignition coil 6 (IGN COIL6)ignition_outEMUPRO16-A-18Ignition 6ignition_outsingle_source
OEM-B-3VTEC pressure switch rear (VTP SWR)digital_inEMUPRO16-A-16Digital 6 (turbo)digital_insingle_source
OEM-B-4Neutral switch (NT SW, M/T)digital_inEMUPRO16-A-23Digital 7digital_insingle_source
OEM-B-5Cylinder position sensor 2 + (CYP 2P)trigger_in———single_source
OEM-B-6Cylinder position sensor 1 + (CYP 1P)trigger_in———single_source
OEM-B-7Crank position sensor 2 + (CKP 2P)trigger_in———single_source
OEM-B-8Crank position sensor 1 + (CKP 1P)trigger_inEMUPRO16-A-21Digital 1 (crank)trigger_insingle_source
OEM-B-9Logic ground (LG2)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-C-1ECM power source (IGP2)power_inEMUPRO16-B-14 + EMUPRO16-B-8+12V supply + +12V supplypower_insingle_source
OEM-C-4Clutch switch (MTCLS, M/T)digital_inEMUPRO16-A-15Digital 8digital_insingle_source
OEM-C-6Starter switch (STS)digital_inEMUPRO16-D-11Digital 9 / Analog 19digital_insingle_source
OEM-C-7Vehicle speed sensor (VSS)digital_inEMUPRO16-A-13Digital 2digital_insingle_source
OEM-C-8Engine speed pulse (NEP)tacho_outEMUPRO16-D-25Auxiliary 16low_side_outsingle_source
OEM-D-1Backup power (VBU)power_in———single_source
OEM-D-10Sensor 5V supply (VCC2)vrefEMUPRO16-B-12+5V source A (flash drive)vrefsingle_source
OEM-D-11Sensor ground (SG2)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-D-12Throttle position sensor (TPS)analog_inEMUPRO16-C-32Precision analog 2analog_insingle_source
OEM-D-13Knock sensor front (KSF)knock_inEMUPRO16-B-16Knock sensor 1knock_insingle_source
OEM-D-16Front secondary O2 signal (O2S FS)lambda_nb_inEMUPRO16-C-33Precision analog 3analog_insingle_source
OEM-D-17Rear secondary O2 signal (O2S RS)lambda_nb_inEMUPRO16-C-19Analog 4analog_insingle_source
OEM-D-18Front primary O2 signal (O2S FP)lambda_nb_inEMUPRO16-C-34Precision analog 4analog_insingle_source
OEM-D-19Rear primary O2 signal (O2S RP)lambda_nb_inEMUPRO16-C-12Analog 5analog_insingle_source
OEM-D-2Knock sensor rear (KSR)knock_inEMUPRO16-B-17Knock sensor 2knock_insingle_source
OEM-D-20EGR valve lift sensor (EGRL)analog_inEMUPRO16-C-20Analog 6analog_insingle_source
OEM-D-4K-line diagnosticsserial———single_source
OEM-D-7Engine coolant temperature (ECT)temp_inEMUPRO16-C-11Analog 3analog_insingle_source
OEM-D-8Intake air temperature (IAT)temp_inEMUPRO16-D-21Precision analog 5analog_insingle_source
OEM-D-9MAP sensoranalog_inEMUPRO16-C-10Analog 1 (MAP)analog_insingle_source
OEM-F-1Sensor 5V supply (VCC1)vrefEMUPRO16-C-27+5V source Bvrefsingle_source
OEM-F-12Accelerator pedal position 2 (AP2)analog_inEMUPRO16-C-18Analog 2analog_insingle_source
OEM-F-13Accelerator pedal position 1 (AP1)analog_inEMUPRO16-C-31Precision analog 1analog_insingle_source
OEM-F-14Accelerator pedal 5V supply (VCC3)vrefEMUPRO16-A-12+5V source Avrefsingle_source
OEM-F-15Accelerator pedal ground (SG3)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-F-16Brake switch 1 (BKSW1)digital_inEMUPRO16-A-22Digital 3digital_insingle_source
OEM-F-19VTEC solenoid front (VT SOLF)low_side_outEMUPRO16-B-2Auxiliary 2 (WBO heater)low_side_outsingle_source
OEM-F-2Sensor ground (SG1)sensor_groundEMUPRO16-A-20 + EMUPRO16-B-9 + EMUPRO16-C-29 + EMUPRO16-D-17Digital GND + Digital GND (flash drive) + Analog GND + Analog GNDsensor_groundsingle_source
OEM-F-20VTEC solenoid rear (VT SOLR)low_side_outEMUPRO16-B-3Auxiliary 3 (WBO heater)low_side_outsingle_source
OEM-F-4Fuel pump relay 2 (FLR2)low_side_outEMUPRO16-B-4Auxiliary 4 (WBO heater)low_side_outsingle_source
OEM-F-6Brake switch 2 (BKSW2)digital_inEMUPRO16-A-14Digital 4digital_insingle_source
OEM-G-10Throttle motor common power phases 2&4 (COM2)power_inEMUPRO16-B-14 + EMUPRO16-B-8+12V supply + +12V supplypower_insingle_source
OEM-G-11Throttle motor phase 3 (PM3)hbridge_out———single_source
OEM-G-12Throttle motor phase 4 (PM4)hbridge_out———single_source
OEM-G-2Throttle motor power source 1 (IGM1)power_inEMUPRO16-B-14 + EMUPRO16-B-8+12V supply + +12V supplypower_insingle_source
OEM-G-3Throttle motor power source 2 (IGM2)power_inEMUPRO16-B-14 + EMUPRO16-B-8+12V supply + +12V supplypower_insingle_source
OEM-G-4Throttle motor phase 1 (PM1)hbridge_out———single_source
OEM-G-5Throttle motor phase 2 (PM2)hbridge_out———single_source
OEM-G-7Throttle motor ground 1 (PGM1)groundEMUPRO16-A-11 + EMUPRO16-A-17 + EMUPRO16-A-19 + EMUPRO16-B-19 + EMUPRO16-C-30 + EMUPRO16-D-18Power GND + Power GND + Power GND + Power GND + Power GND + Power GNDgroundsingle_source
OEM-G-8Throttle motor ground 2 (PGM2)groundEMUPRO16-A-11 + EMUPRO16-A-17 + EMUPRO16-A-19 + EMUPRO16-B-19 + EMUPRO16-C-30 + EMUPRO16-D-18Power GND + Power GND + Power GND + Power GND + Power GND + Power GNDgroundsingle_source
OEM-G-9Throttle motor common power phases 1&3 (COM1)power_inEMUPRO16-B-14 + EMUPRO16-B-8+12V supply + +12V supplypower_insingle_source

Cut list

WireFromToGauge (mm²)ColourLengthSignalIdent
W1OEM-A-13SP-14V-10.85no routeECM power source (IGP1)—
W2OEM-C-1SP-14V-10.85no routeECM power source (IGP2)—
W3OEM-G-10SP-14V-10.85no routeThrottle motor common power phases 2&4 (COM2)—
W4OEM-G-2SP-14V-10.85no routeThrottle motor power source 1 (IGM1)—
W5OEM-G-3SP-14V-10.85no routeThrottle motor power source 2 (IGM2)—
W6OEM-G-9SP-14V-10.85no routeThrottle motor common power phases 1&3 (COM1)—
W7SP-14V-1EMUPRO16-B-140.85no route+12V supply—
W8SP-14V-1EMUPRO16-B-80.85no route+12V supply—
W9OEM-A-12SP-GND-10.85no routePower ground (PG1)—
W10OEM-A-25SP-GND-10.85no routePower ground (PG2)—
W11OEM-G-7SP-GND-10.85no routeThrottle motor ground 1 (PGM1)—
W12OEM-G-8SP-GND-10.85no routeThrottle motor ground 2 (PGM2)—
W13SP-GND-1EMUPRO16-A-110.85no routePower GND—
W14SP-GND-1EMUPRO16-A-170.85no routePower GND—
W15SP-GND-1EMUPRO16-A-190.85no routePower GND—
W16SP-GND-1EMUPRO16-B-190.85no routePower GND—
W17SP-GND-1EMUPRO16-C-300.85no routePower GND—
W18SP-GND-1EMUPRO16-D-180.85no routePower GND—
W19OEM-A-26SP-0V-10.5no routeLogic ground (LG1)—
W20OEM-B-13SP-0V-10.5no routeCylinder position sensor 2 return (CYP 2M)—
W21OEM-B-14SP-0V-10.5no routeCylinder position sensor 1 return (CYP 1M)—
W22OEM-B-15SP-0V-10.5no routeCrank position sensor 2 return (CKP 2M)—
W23OEM-B-16SP-0V-10.5no routeCrank position sensor 1 return (CKP 1M)—
W24OEM-B-9SP-0V-10.5no routeLogic ground (LG2)—
W25OEM-D-11SP-0V-10.5no routeSensor ground (SG2)—
W26OEM-F-15SP-0V-10.5no routeAccelerator pedal ground (SG3)—
W27OEM-F-2SP-0V-10.5no routeSensor ground (SG1)—
W28SP-0V-1EMUPRO16-A-200.5no routeDigital GND—
W29SP-0V-1EMUPRO16-B-90.5no routeDigital GND (flash drive)—
W30SP-0V-1EMUPRO16-C-290.5no routeAnalog GND—
W31SP-0V-1EMUPRO16-D-170.5no routeAnalog GND—
W32OEM-D-10EMUPRO16-B-120.5no routeSensor 5V supply (VCC2)—
W33OEM-F-1EMUPRO16-C-270.5no routeSensor 5V supply (VCC1)—
W34OEM-F-14EMUPRO16-A-120.5no routeAccelerator pedal 5V supply (VCC3)—
W35OEM-B-8EMUPRO16-A-210.5no routeCrank position sensor 1 + (CKP 1P)—
W36OEM-D-13EMUPRO16-B-160.5no routeKnock sensor front (KSF)—
W37OEM-D-2EMUPRO16-B-170.5no routeKnock sensor rear (KSR)—
W38OEM-A-11EMUPRO16-A-300.5no routeIgnition coil 1 (IGN COIL1)—
W39OEM-A-24EMUPRO16-A-290.5no routeIgnition coil 2 (IGN COIL2)—
W40OEM-B-12EMUPRO16-A-280.5no routeIgnition coil 3 (IGN COIL3)—
W41OEM-B-11EMUPRO16-A-270.5no routeIgnition coil 4 (IGN COIL4)—
W42OEM-B-10EMUPRO16-A-260.5no routeIgnition coil 5 (IGN COIL5)—
W43OEM-B-2EMUPRO16-A-180.5no routeIgnition coil 6 (IGN COIL6)—
W44OEM-A-1EMUPRO16-A-20.5no routeInjector 1 (INJ1)—
W45OEM-A-2EMUPRO16-A-30.5no routeInjector 2 (INJ2)—
W46OEM-A-3EMUPRO16-A-40.5no routeInjector 3 (INJ3)—
W47OEM-A-14EMUPRO16-A-50.5no routeInjector 4 (INJ4)—
W48OEM-A-15EMUPRO16-A-60.5no routeInjector 5 (INJ5)—
W49OEM-A-16EMUPRO16-A-70.5no routeInjector 6 (INJ6)—
W50OEM-A-5EMUPRO16-B-10.5no routeFuel pump relay (FLR1)—
W51OEM-F-19EMUPRO16-B-20.5no routeVTEC solenoid front (VT SOLF)—
W52OEM-F-20EMUPRO16-B-30.5no routeVTEC solenoid rear (VT SOLR)—
W53OEM-D-9EMUPRO16-C-100.5no routeMAP sensor—
W54OEM-F-13EMUPRO16-C-310.5no routeAccelerator pedal position 1 (AP1)—
W55OEM-F-12EMUPRO16-C-180.5no routeAccelerator pedal position 2 (AP2)—
W56OEM-D-12EMUPRO16-C-320.5no routeThrottle position sensor (TPS)—
W57OEM-D-7EMUPRO16-C-110.5no routeEngine coolant temperature (ECT)—
W58OEM-F-4EMUPRO16-B-40.5no routeFuel pump relay 2 (FLR2)—
W59OEM-A-8EMUPRO16-B-50.5no routeA/C clutch relay (ACC)—
W60OEM-A-10EMUPRO16-B-60.5no routeRear secondary O2 heater (RSO2SHTC)—
W61OEM-A-22EMUPRO16-B-70.5no routeFront primary O2 heater (FPO2SHTC)—
W62OEM-A-23EMUPRO16-B-130.5no routeRear primary O2 heater (RPO2SHTC)—
W63OEM-A-9EMUPRO16-A-250.5no routeFront secondary O2 heater (FSO2SHTC)—
W64OEM-A-17EMUPRO16-C-10.5no routeEVAP bypass solenoid (2WBS)—
W65OEM-A-20EMUPRO16-C-20.5no routeIAB control solenoid (IABCS)—
W66OEM-A-21EMUPRO16-C-30.5no routeEVAP purge control solenoid (PCS)—
W67OEM-A-4EMUPRO16-D-130.5no routeEVAP canister vent shut valve (VSV)—
W68OEM-A-6EMUPRO16-D-190.5no routeEGR control solenoid (ESOL)—
W69OEM-A-7EMUPRO16-D-260.5no routeMalfunction indicator lamp (MIL)—
W70OEM-C-8EMUPRO16-D-250.5no routeEngine speed pulse (NEP)—
W71OEM-D-16EMUPRO16-C-330.5no routeFront secondary O2 signal (O2S FS)—
W72OEM-D-17EMUPRO16-C-190.5no routeRear secondary O2 signal (O2S RS)—
W73OEM-D-18EMUPRO16-C-340.5no routeFront primary O2 signal (O2S FP)—
W74OEM-D-19EMUPRO16-C-120.5no routeRear primary O2 signal (O2S RP)—
W75OEM-D-8EMUPRO16-D-210.5no routeIntake air temperature (IAT)—
W76OEM-D-20EMUPRO16-C-200.5no routeEGR valve lift sensor (EGRL)—
W77OEM-C-7EMUPRO16-A-130.5no routeVehicle speed sensor (VSS)—
W78OEM-F-16EMUPRO16-A-220.5no routeBrake switch 1 (BKSW1)—
W79OEM-F-6EMUPRO16-A-140.5no routeBrake switch 2 (BKSW2)—
W80OEM-B-1EMUPRO16-A-240.5no routeVTEC pressure switch front (VTP SWF)—
W81OEM-B-3EMUPRO16-A-160.5no routeVTEC pressure switch rear (VTP SWR)—
W82OEM-B-4EMUPRO16-A-230.5no routeNeutral switch (NT SW, M/T)—
W83OEM-C-4EMUPRO16-A-150.5no routeClutch switch (MTCLS, M/T)—
W84OEM-C-6EMUPRO16-D-110.5no routeStarter switch (STS)—

Bill of materials

CategoryPart numberManufacturerDescriptionQtyUnit
connector1473416-1TESuperseal 1.0 26-way plug, Key 31.000ea
connector3-1437290-7TESuperseal 1.0 26-way plug1.000ea
connector4-1437290-0TESuperseal 1.0 34-way plug, Key 11.000ea
connector4-1437290-1TESuperseal 1.0 34-way plug, Key 21.000ea
terminal3-1447221-4TESuperseal 1.0 socket terminal, 20 AWG (0.5 sq mm)65.000ea

ECU setup sheet

RoleEngine refEngine signalSensorECU pointECU functionECU classSetup flag
No configured channels.

Findings

Open (10)

SeverityCodeSubjectMessage
errorDBW_SENSOR_INPUTtpsOnly 0 throttle-position track(s) found. An electronic throttle needs two (main and sub) so the ECU can cross-check them.
errorREQUIRED_UNMAPPEDOEM-B-6Required OEM function "Cylinder position sensor 1 + (CYP 1P)" (trigger_in) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-G-11Required OEM function "Throttle motor phase 3 (PM3)" (hbridge_out) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-G-12Required OEM function "Throttle motor phase 4 (PM4)" (hbridge_out) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-G-4Required OEM function "Throttle motor phase 1 (PM1)" (hbridge_out) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-G-5Required OEM function "Throttle motor phase 2 (PM2)" (hbridge_out) is not connected to the new ECU.
infoNET_FAMILYOEM-C-8 ↔ EMUPRO16-D-25OEM-C-8 "Engine speed pulse (NEP)" [tacho_out] is wired to EMUPRO16-D-25 "Auxiliary 16" [low_side_out]. Tacho as a low-side output: check the tach needs a pull-up.
infoNET_FAMILYOEM-D-7 ↔ EMUPRO16-C-11OEM-D-7 "Engine coolant temperature (ECT)" [temp_in] is wired to EMUPRO16-C-11 "Analog 3" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one.
infoNET_FAMILYOEM-D-8 ↔ EMUPRO16-D-21OEM-D-8 "Intake air temperature (IAT)" [temp_in] is wired to EMUPRO16-D-21 "Precision analog 5" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one.
infoUNMAPPEDOEM3 optional OEM pins are not mapped: OEM-B-5 Cylinder position sensor 2 + (CYP 2P); OEM-B-7 Crank position sensor 2 + (CKP 2P); OEM-D-4 K-line diagnostics

Accepted (1)

CodeSubjectReasonBy
REQUIRED_UNMAPPEDOEM-D-1Battery-constant (memory) feed of the stock ECU: the new ECU has no such input, so it is not needed.mapping-proposal

Notes

Fit check: unconfirmed. Confirm these before building: - Trigger pattern for Honda C32B not found in the ECU's docs (No C32B (NSX) trigger named.) - This car has Honda Type 1A (1997+) immobilizer; needs a delete/bypass Auto-mapped by auto_map() from the library pin data on 2026-10-11. Review every wire against both manuals before building. Open items: - OEM-B 6: Cylinder position sensor 1 + (CYP 1P): no free cam_vr/cam_hall/frequency_in input on ECUMASTER EMU PRO 16 - OEM-G 4: Throttle motor phase 1 (PM1): no +/− pair in the pinout (multi-phase or half-documented motor); wire by hand - OEM-G 5: Throttle motor phase 2 (PM2): no +/− pair in the pinout (multi-phase or half-documented motor); wire by hand - OEM-G 11: Throttle motor phase 3 (PM3): no +/− pair in the pinout (multi-phase or half-documented motor); wire by hand - OEM-G 12: Throttle motor phase 4 (PM4): no +/− pair in the pinout (multi-phase or half-documented motor); wire by hand Not wired: - OEM-D 1: Backup power (VBU): ECUMASTER EMU PRO 16 has no battery-constant input; not needed - OEM-B 7: Crank position sensor 2 + (CKP 2P): no free crank_vr/frequency_in input on ECUMASTER EMU PRO 16 - OEM-B 5: Cylinder position sensor 2 + (CYP 2P): no free cam_vr/cam_hall/frequency_in input on ECUMASTER EMU PRO 16 - OEM-D 4: K-line diagnostics: no free k_line on ECUMASTER EMU PRO 16 - EMUPRO16-B 15: +12V switched: not fed (the stock ECU has no ignition-sense pin); feed it from a switched-ignition source

Sources

ReliabilityKindTitleURLArchiveCapturedSHA-256
4vendor_doc1997-2005 Acura NSX Service Manual §11 (PGM-FI), ECM terminal arrangementhttps://www.manualslib.com/manual/1540331/Acura-Nsx-1997.html———
4vendor_docECUMASTER EMU PRO 16 — pinout (Connectors A/B/C/D)https://www.ecumaster.com/files/EMU_PRO/EMU_PRO_16_Pinout_v1.0.pdfarchive2026-10-0572799bed63fb