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Toyota Mark II JZX90 1992-96 (1JZ-GTE, non-VVT) → MaxxECU MaxxECU GEN2 RACE (auto)

Toyota Mark II JZX90 1992-96 (1JZ-GTE, non-VVT) — MaxxECU — MaxxECU GEN2 RACE
⚠ 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 errors1: read the Findings page before cutting any wire
Size of the job75 wires · 11 connectors · 0 part lines
ToolsCrimp and extraction tools for each terminal family (see Connectors) · wire strippers · multimeter · heat gun + heat-shrink
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-C86-22SP-14V-10.85☐☐☐☐☐☐☐
W2OEM-C86-23SP-14V-10.85☐☐☐☐☐☐☐
W3SP-14V-1MAXXECUGEN2R-MX1-250.85☐☐☐☐☐☐☐
W4SP-14V-1MAXXECUGEN2R-MX2-250.85☐☐☐☐☐☐☐
W5OEM-C85-16SP-GND-10.85☐☐☐☐☐☐☐
W6OEM-C88-28SP-GND-10.85☐☐☐☐☐☐☐
W7OEM-C88-33SP-GND-10.85☐☐☐☐☐☐☐
W8OEM-C88-34SP-GND-10.85☐☐☐☐☐☐☐
W9SP-GND-1MAXXECUGEN2R-MX1-90.85☐☐☐☐☐☐☐
W10SP-GND-1MAXXECUGEN2R-MX2-90.85☐☐☐☐☐☐☐
W11SP-GND-1MAXXECUGEN2R-MX3-90.85☐☐☐☐☐☐☐
W12OEM-C84-11SP-0V-10.5☐☐☐☐☐☐☐
W13OEM-C84-17SP-0V-10.5☐☐☐☐☐☐☐
W14OEM-C84-22SP-0V-10.5☐☐☐☐☐☐☐
W15OEM-C84-6SP-0V-10.5☐☐☐☐☐☐☐
W16SP-0V-1MAXXECUGEN2R-MX1-140.5☐☐☐☐☐☐☐
W17OEM-C84-1MAXXECUGEN2R-MX1-120.5☐☐☐☐☐☐☐
W18OEM-C84-5MAXXECUGEN2R-MX1-100.5☐☐☐☐☐☐☐
W19OEM-C84-10MAXXECUGEN2R-MX1-180.5☐☐☐☐☐☐☐
W20OEM-C88-5MAXXECUGEN2R-MX2-280.5☐☐☐☐☐☐☐
W21OEM-C88-4MAXXECUGEN2R-MX2-310.5☐☐☐☐☐☐☐
W22OEM-C88-24MAXXECUGEN2R-MX1-10.5☐☐☐☐☐☐☐
W23OEM-C88-16MAXXECUGEN2R-MX1-20.5☐☐☐☐☐☐☐
W24OEM-C88-15MAXXECUGEN2R-MX1-30.5☐☐☐☐☐☐☐
W25OEM-C88-26MAXXECUGEN2R-MX1-40.5☐☐☐☐☐☐☐
W26OEM-C88-30MAXXECUGEN2R-MX2-10.5☐☐☐☐☐☐☐
W27OEM-C88-29MAXXECUGEN2R-MX2-20.5☐☐☐☐☐☐☐
W28OEM-C88-10MAXXECUGEN2R-MX1-310.5☐☐☐☐☐☐☐
W29OEM-C88-9MAXXECUGEN2R-MX1-320.5☐☐☐☐☐☐☐
W30OEM-C88-8MAXXECUGEN2R-MX1-330.5☐☐☐☐☐☐☐
W31OEM-C86-9MAXXECUGEN2R-MX2-240.5☐☐☐☐☐☐☐
W32OEM-C84-8MAXXECUGEN2R-MX1-260.5☐☐☐☐☐☐☐
W33OEM-C84-7MAXXECUGEN2R-MX1-270.5☐☐☐☐☐☐☐
W34OEM-C84-20MAXXECUGEN2R-MX1-280.5☐☐☐☐☐☐☐
W35OEM-C85-2MAXXECUGEN2R-MX1-50.5☐☐☐☐☐☐☐
W36OEM-C86-5MAXXECUGEN2R-MX1-60.5☐☐☐☐☐☐☐
W37OEM-C88-3MAXXECUGEN2R-MX2-120.5☐☐☐☐☐☐☐
W38OEM-C88-11MAXXECUGEN2R-MX1-70.5☐☐☐☐☐☐☐
W39OEM-C88-23MAXXECUGEN2R-MX1-80.5☐☐☐☐☐☐☐
W40OEM-C88-17MAXXECUGEN2R-MX1-170.5☐☐☐☐☐☐☐
W41OEM-C88-22MAXXECUGEN2R-MX2-30.5☐☐☐☐☐☐☐
W42OEM-C88-21MAXXECUGEN2R-MX3-120.5☐☐☐☐☐☐☐
W43OEM-C88-20MAXXECUGEN2R-MX1-340.5☐☐☐☐☐☐☐
W44OEM-C85-3MAXXECUGEN2R-MX2-330.5☐☐☐☐☐☐☐
W45OEM-C85-4MAXXECUGEN2R-MX2-340.5☐☐☐☐☐☐☐
W46OEM-C86-8MAXXECUGEN2R-MX3-290.5☐☐☐☐☐☐☐
W47OEM-C88-27MAXXECUGEN2R-MX3-300.5☐☐☐☐☐☐☐
W48OEM-C88-7MAXXECUGEN2R-MX3-310.5☐☐☐☐☐☐☐
W49OEM-C84-12MAXXECUGEN2R-MX1-290.5☐☐☐☐☐☐☐
W50OEM-C84-13MAXXECUGEN2R-MX1-300.5☐☐☐☐☐☐☐
W51OEM-C84-14MAXXECUGEN2R-MX2-40.5☐☐☐☐☐☐☐
W52OEM-C86-13MAXXECUGEN2R-MX2-50.5☐☐☐☐☐☐☐
W53OEM-C86-12MAXXECUGEN2R-MX1-230.5☐☐☐☐☐☐☐
W54OEM-C84-4MAXXECUGEN2R-MX1-240.5☐☐☐☐☐☐☐
W55OEM-C84-9MAXXECUGEN2R-MX4-30.5☐☐☐☐☐☐☐
W56OEM-C84-15MAXXECUGEN2R-MX4-60.5☐☐☐☐☐☐☐
W57OEM-C84-3MAXXECUGEN2R-MX4-90.5☐☐☐☐☐☐☐
W58OEM-C85-1MAXXECUGEN2R-MX4-280.5☐☐☐☐☐☐☐
W59OEM-C85-5MAXXECUGEN2R-MX2-60.5☐☐☐☐☐☐☐
W60OEM-C86-7MAXXECUGEN2R-MX2-130.5☐☐☐☐☐☐☐
W61OEM-C86-10MAXXECUGEN2R-MX2-140.5☐☐☐☐☐☐☐
W62OEM-C86-11MAXXECUGEN2R-MX2-150.5☐☐☐☐☐☐☐
W63OEM-C86-6MAXXECUGEN2R-MX2-160.5☐☐☐☐☐☐☐
W64OEM-C85-14MAXXECUGEN2R-MX2-170.5☐☐☐☐☐☐☐
W65OEM-C85-6MAXXECUGEN2R-MX2-220.5☐☐☐☐☐☐☐
W66OEM-C86-1MAXXECUGEN2R-MX2-230.5☐☐☐☐☐☐☐
W67OEM-C86-17MAXXECUGEN2R-MX2-320.5☐☐☐☐☐☐☐
W68OEM-C86-18MAXXECUGEN2R-MX3-210.5☐☐☐☐☐☐☐
W69OEM-C86-19MAXXECUGEN2R-MX3-220.5☐☐☐☐☐☐☐
W70OEM-C86-2MAXXECUGEN2R-MX3-230.5☐☐☐☐☐☐☐
W71OEM-C86-20MAXXECUGEN2R-MX3-240.5☐☐☐☐☐☐☐
W72OEM-C86-25MAXXECUGEN2R-MX3-250.5☐☐☐☐☐☐☐
W73OEM-C86-28MAXXECUGEN2R-MX3-260.5☐☐☐☐☐☐☐
W74OEM-C86-3MAXXECUGEN2R-MX3-270.5☐☐☐☐☐☐☐
W75OEM-C88-13MAXXECUGEN2R-MX3-280.5☐☐☐☐☐☐☐

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
1MAXXECUGEN2R-MX1-12MAXXECUGEN2R-MX1-14open (OL)5 V sensor reference must not touch sensor ground
2MAXXECUGEN2R-MX1-12MAXXECUGEN2R-MX1-25open (OL)5 V sensor reference must not touch +12 V supply
3MAXXECUGEN2R-MX1-14MAXXECUGEN2R-MX1-25open (OL)sensor ground must not touch +12 V supply
4MAXXECUGEN2R-MX1-9MAXXECUGEN2R-MX1-12open (OL)power ground must not touch 5 V sensor reference
5MAXXECUGEN2R-MX1-9MAXXECUGEN2R-MX1-25open (OL)power ground must not touch +12 V supply

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

Revisions

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Schematic

MAXXECUGEN2R-MX1MAXXECUGEN2R-MX2MAXXECUGEN2R-MX3MAXXECUGEN2R-MX4OEM-C84OEM-C85OEM-C86OEM-C88SP-0VSP-14VSP-GND

Connectors

MAXXECUGEN2R-MX1

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Ignition 1—W22—0.5OEM-C88-24———
10Digital/VR 1 SIGNAL +—W18—0.5OEM-C84-5———
11Digital/VR 1 SIGNAL -————————
12Digital/VR 1 POWER SUPPLY—W17—0.5OEM-C84-1———
13Digital/VR 1 SHIELD————————
14SENSOR GND—W16—0.5SP-0V-1———
15CAN L————————
16CAN H————————
17GP out 5 (GND)—W40—0.5OEM-C88-17———
18Digital/VR 2 SIGNAL +—W19—0.5OEM-C84-10———
19Digital/VR 2 SIGNAL -————————
2Ignition 2—W23—0.5OEM-C88-16———
20Digital/VR 2 POWER SUPPLY————————
21Digital/VR 2 SHIELD————————
225V power supply————————
23Digital/VR 3 SIGNAL +—W53—0.5OEM-C86-12———
24Digital/VR 4 SIGNAL +—W54—0.5OEM-C84-4———
2512V supply 1—W3—0.85SP-14V-1———
26AIN 1—W32—0.5OEM-C84-8———
27AIN 2—W33—0.5OEM-C84-7———
28AIN 3—W34—0.5OEM-C84-20———
29AIN 4—W49—0.5OEM-C84-12———
3Ignition 3—W24—0.5OEM-C88-15———
30AIN 5—W50—0.5OEM-C84-13———
31INJECTOR 1—W28—0.5OEM-C88-10———
32INJECTOR 2—W29—0.5OEM-C88-9———
33INJECTOR 3—W30—0.5OEM-C88-8———
34INJECTOR 4—W43—0.5OEM-C88-20———
4Ignition 4—W25—0.5OEM-C88-26———
5GP out 1 (GND)—W35—0.5OEM-C85-2———
6GP out 2 (GND)—W36—0.5OEM-C86-5———
7GP out 3 (GND)—W38—0.5OEM-C88-11———
8GP out 4 (GND)—W39—0.5OEM-C88-23———
9Engine gnd—W9—0.85SP-GND-1———

MAXXECUGEN2R-MX2

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Ignition 5—W26—0.5OEM-C88-30———
10WBO2 Sensor 1 VS————————
11WBO2 Sensor 1 COM/VREF————————
12GP OUT 7 / WBO2 Sensor 1 H-—W37—0.5OEM-C88-3———
13AIN 9—W60—0.5OEM-C86-7———
14AIN 10—W61—0.5OEM-C86-10———
15AIN 11—W62—0.5OEM-C86-11———
16AIN 12—W63—0.5OEM-C86-6———
17AIN 13—W64—0.5OEM-C85-14———
18WBO2 sensor 1 RCAL————————
19WBO2 sensor 1 IP————————
2Ignition 6—W27—0.5OEM-C88-29———
2012V WBO2 sensor 1 H+————————
21WBO2 sensor 1 SHIELD————————
22AIN 14—W65—0.5OEM-C85-6———
23AIN 15—W66—0.5OEM-C86-1———
2412V supply 3—W31—0.5OEM-C86-9———
2512V supply 2—W4—0.85SP-14V-1———
26KNOCK1 SHIELD————————
27KNOCK 1-————————
28KNOCK 1+—W20—0.5OEM-C88-5———
29KNOCK 2 SHIELD————————
3GP out 6 (GND)—W41—0.5OEM-C88-22———
30KNOCK 2-————————
31KNOCK 2+—W21—0.5OEM-C88-4———
32AIN 16—W67—0.5OEM-C86-17———
33INJECTOR 5—W44—0.5OEM-C85-3———
34INJECTOR 6—W45—0.5OEM-C85-4———
4AIN 6—W51—0.5OEM-C84-14———
5AIN 7—W52—0.5OEM-C86-13———
6AIN 8—W59—0.5OEM-C85-5———
7GP out 13 (H-BRIDGE 1)————————
8GP out 14 (H-BRIDGE 1)————————
9Engine gnd—W10—0.85SP-GND-1———

MAXXECUGEN2R-MX3

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1GP out 15 (H-BRIDGE 2)————————
10WBO2 sensor 2 VS————————
11WBO2 sensor 2 COM/VREF————————
12GP Out 8 (GND) / WBO2 Sensor 2 H-—W42—0.5OEM-C88-21———
13WBO2 sensor 2 SHIELD————————
14GP OUT 9 (12V)————————
15GP OUT 10 (12V)————————
16GP OUT 11 (12V)————————
17GP OUT 12 (12V)————————
18WBO2 sensor 2 RCAL————————
19WBO2 sensor 2 IP————————
2GP out 16 (H-BRIDGE 2)————————
2012V WBO2 sensor 2 (H+)————————
21AIN 17—W68—0.5OEM-C86-18———
22AIN 18—W69—0.5OEM-C86-19———
23AIN 19—W70—0.5OEM-C86-2———
24AIN 20—W71—0.5OEM-C86-20———
25AIN 21—W72—0.5OEM-C86-25———
26AIN 22—W73—0.5OEM-C86-28———
27AIN 23—W74—0.5OEM-C86-3———
28AIN 24—W75—0.5OEM-C88-13———
29INJECTOR 7—W46—0.5OEM-C86-8———
3Ignition 7————————
30INJECTOR 8—W47—0.5OEM-C88-27———
31INJECTOR 9—W48—0.5OEM-C88-7———
32INJECTOR 10————————
33INJECTOR 11————————
34INJECTOR 12————————
4Ignition 8————————
5Ignition 9————————
6Ignition 10————————
7Ignition 11————————
8Ignition 12————————
9Engine gnd—W11—0.85SP-GND-1———

MAXXECUGEN2R-MX4

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Digital/VR 5 SHIELD————————
10EGT 1 +————————
11EGT 2 +————————
12EGT 3 +————————
13EGT 4 +————————
14EGT 5 +————————
15EGT 6 +————————
16EGT 7 +————————
17EGT 8 +————————
18EGT 1 -————————
19EGT 2 -————————
2Digital/VR 5 SIGNAL -————————
20EGT 3 -————————
21EGT 4 -————————
22EGT 5 -————————
23EGT 6 -————————
24EGT 7 -————————
25EGT 8 -————————
26Digital/VR 8 SHIELD————————
27Digital/VR 8 SIGNAL -————————
28Digital/VR 8 SIGNAL +—W58—0.5OEM-C85-1———
29CAN 2 L————————
3Digital/VR 5 SIGNAL +—W55—0.5OEM-C84-9———
30CAN 2 H————————
31INJECTOR 13————————
32INJECTOR 14————————
33INJECTOR 15————————
34INJECTOR 16————————
4Digital/VR 6 SHIELD————————
5Digital/VR 6 SIGNAL -————————
6Digital/VR 6 SIGNAL +—W56—0.5OEM-C84-15———
7Digital/VR 7 SHIELD————————
8Digital/VR 7 SIGNAL -————————
9Digital/VR 7 SIGNAL +—W57—0.5OEM-C84-3———

OEM-C84

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Sensor supply +5V (VCC)—W17—0.5MAXXECUGEN2R-MX1-12———
10Cam position 1 (G1)—W19—0.5MAXXECUGEN2R-MX1-18———
11Cam 1 return (G1-)—W12—0.5SP-0V-1———
12TRAC throttle position (VTA2)—W49—0.5MAXXECUGEN2R-MX1-29———
13O2 sensor (OX1)—W50—0.5MAXXECUGEN2R-MX1-30———
14Intake air temperature (THA)—W51—0.5MAXXECUGEN2R-MX2-4———
15OD direct-clutch speed sensor (NCO+)—W56—0.5MAXXECUGEN2R-MX4-6———
16Cam position 2 (G2)————————
17Cam 2 return (G2-)—W13—0.5SP-0V-1———
20Coolant temperature (THW)—W34—0.5MAXXECUGEN2R-MX1-28———
22Sensor ground (E2)—W14—0.5SP-0V-1———
3OD direct-clutch speed sensor (NCO-)—W57—0.5MAXXECUGEN2R-MX4-9———
4No.2 speed sensor (SP2-)—W54—0.5MAXXECUGEN2R-MX1-24———
5Crank position (NE)—W18—0.5MAXXECUGEN2R-MX1-10———
6Crank sensor return (NE-)—W15—0.5SP-0V-1———
7Throttle position (VTA1)—W33—0.5MAXXECUGEN2R-MX1-27———
8Manifold pressure (PIM)—W32—0.5MAXXECUGEN2R-MX1-26———
9No.2 speed sensor (SP2+)—W55—0.5MAXXECUGEN2R-MX4-3———

OEM-C85

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Slave engine speed (NEO)—W58—0.5MAXXECUGEN2R-MX4-28———
10Fuel pump diagnostic (DI)————————
11Slave TRAC throttle position (VTO2)————————
14ABS active (MT only)—W64—0.5MAXXECUGEN2R-MX2-17———
16Power ground (E1)—W5—0.85SP-GND-1———
2EFI main relay control (M-REL)—W35—0.5MAXXECUGEN2R-MX1-5———
3Check-engine lamp (W)—W44—0.5MAXXECUGEN2R-MX2-33———
4Fuel pump control (FPC)—W45—0.5MAXXECUGEN2R-MX2-34———
5Diagnostic test 1 (TE1)—W59—0.5MAXXECUGEN2R-MX2-6———
6Timing retard (TR)—W65—0.5MAXXECUGEN2R-MX2-22———
7Slave throttle position (VTO1)————————

OEM-C86

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Diagnostic test terminal (TT)—W66—0.5MAXXECUGEN2R-MX2-23———
10A/T 2nd-gear indicator (2)—W61—0.5MAXXECUGEN2R-MX2-14———
11Diagnostic test 2 (TE2)—W62—0.5MAXXECUGEN2R-MX2-15———
12No.1 speed sensor (SP1)—W53—0.5MAXXECUGEN2R-MX1-23———
13Cat temperature sensor (CCO)—W52—0.5MAXXECUGEN2R-MX2-5———
14Battery constant (BATT)————————
17A/T throttle position (L3)—W67—0.5MAXXECUGEN2R-MX2-32———
18A/T throttle position (L2)—W68—0.5MAXXECUGEN2R-MX3-21———
19A/T throttle position (L1)—W69—0.5MAXXECUGEN2R-MX3-22———
2A/T low-gear indicator (L)—W70—0.5MAXXECUGEN2R-MX3-23———
20A/C request (A/C)—W71—0.5MAXXECUGEN2R-MX3-24———
22EFI main relay power (+B)—W1—0.85SP-14V-1———
23EFI main relay power (+B1)—W2—0.85SP-14V-1———
25Stop light switch (STP)—W72—0.5MAXXECUGEN2R-MX3-25———
28Electrical load sense (ELS)—W73—0.5MAXXECUGEN2R-MX3-26———
3A/T power/normal mode (P)—W74—0.5MAXXECUGEN2R-MX3-27———
5A/C clutch relay (ACMG)—W36—0.5MAXXECUGEN2R-MX1-6———
6A/T overdrive disable 2 (OD2)—W63—0.5MAXXECUGEN2R-MX2-16———
7A/T overdrive disable 1 (OD1)—W60—0.5MAXXECUGEN2R-MX2-13———
8Cat temp warning light (EGW)—W46—0.5MAXXECUGEN2R-MX3-29———
9Ignition switch (IGSW)—W31—0.5MAXXECUGEN2R-MX2-24———

OEM-C88

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
10Injector 1 (#10, cyl 1&4)—W28—0.5MAXXECUGEN2R-MX1-31———
11A/T shift solenoid 1 (S1)—W38—0.5MAXXECUGEN2R-MX1-7———
12Igniter feedback (IGF)————————
13Starter signal (STA)—W75—0.5MAXXECUGEN2R-MX3-28———
14Neutral/park switch (NSW)————————
15Ignition 3 (IGT3)—W24—0.5MAXXECUGEN2R-MX1-3———
16Ignition 2 (IGT2)—W23—0.5MAXXECUGEN2R-MX1-2———
17A/T shift solenoid 2 (S2)—W40—0.5MAXXECUGEN2R-MX1-17———
19Voltage feedback (VF)————————
20ISC stepper coil 4 (ISCV4)—W43—0.5MAXXECUGEN2R-MX1-34———
21ISC stepper coil 3 (ISCV3)—W42—0.5MAXXECUGEN2R-MX3-12———
22ISC stepper coil 2 (ISCV2)—W41—0.5MAXXECUGEN2R-MX2-3———
23ISC stepper coil 1 (ISCV1)—W39—0.5MAXXECUGEN2R-MX1-8———
24Ignition 1 (IGT1)—W22—0.5MAXXECUGEN2R-MX1-1———
26Ignition 4 (IGT4)—W25—0.5MAXXECUGEN2R-MX1-4———
27A/T lock-up solenoid (S3)—W47—0.5MAXXECUGEN2R-MX3-30———
28Power ground (E11)—W6—0.85SP-GND-1———
29Ignition 6 (IGT6)—W27—0.5MAXXECUGEN2R-MX2-2———
3O2 heater (HT)—W37—0.5MAXXECUGEN2R-MX2-12———
30Ignition 5 (IGT5)—W26—0.5MAXXECUGEN2R-MX2-1———
31TRAC throttle idle switch (IDL2)————————
32TPS idle switch (IDL1)————————
33Power ground (E02)—W7—0.85SP-GND-1———
34Power ground (E01)—W8—0.85SP-GND-1———
4Knock sensor 2 (KNK2, rear)—W21—0.5MAXXECUGEN2R-MX2-31———
5Knock sensor 1 (KNK1, front)—W20—0.5MAXXECUGEN2R-MX2-28———
7EVAP purge VSV—W48—0.5MAXXECUGEN2R-MX3-31———
8Injector 3 (#30, cyl 2&6)—W30—0.5MAXXECUGEN2R-MX1-33———
9Injector 2 (#20, cyl 3&5)—W29—0.5MAXXECUGEN2R-MX1-32———

SP-0V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W12—0.5OEM-C84-11———
1——W13—0.5OEM-C84-17———
1——W14—0.5OEM-C84-22———
1——W15—0.5OEM-C84-6———
1——W16—0.5MAXXECUGEN2R-MX1-14———

SP-14V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W1—0.85OEM-C86-22———
1——W2—0.85OEM-C86-23———
1——W3—0.85MAXXECUGEN2R-MX1-25———
1——W4—0.85MAXXECUGEN2R-MX2-25———

SP-GND

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W5—0.85OEM-C85-16———
1——W6—0.85OEM-C88-28———
1——W7—0.85OEM-C88-33———
1——W8—0.85OEM-C88-34———
1——W9—0.85MAXXECUGEN2R-MX1-9———
1——W10—0.85MAXXECUGEN2R-MX2-9———
1——W11—0.85MAXXECUGEN2R-MX3-9———

Pin map

OEM pointOEM functionOEM familyTarget pointTarget functionTarget familyWire colourEvidence
OEM-C84-1Sensor supply +5V (VCC)vrefMAXXECUGEN2R-MX1-12Digital/VR 1 POWER SUPPLYvrefsingle_source
OEM-C84-10Cam position 1 (G1)trigger_inMAXXECUGEN2R-MX1-18Digital/VR 2 SIGNAL +trigger_insingle_source
OEM-C84-11Cam 1 return (G1-)sensor_groundMAXXECUGEN2R-MX1-14SENSOR GNDsensor_groundsingle_source
OEM-C84-12TRAC throttle position (VTA2)analog_inMAXXECUGEN2R-MX1-29AIN 4analog_insingle_source
OEM-C84-13O2 sensor (OX1)lambda_nb_inMAXXECUGEN2R-MX1-30AIN 5analog_insingle_source
OEM-C84-14Intake air temperature (THA)temp_inMAXXECUGEN2R-MX2-4AIN 6analog_insingle_source
OEM-C84-15OD direct-clutch speed sensor (NCO+)digital_inMAXXECUGEN2R-MX4-6Digital/VR 6 SIGNAL +digital_insingle_source
OEM-C84-16Cam position 2 (G2)trigger_in———single_source
OEM-C84-17Cam 2 return (G2-)sensor_groundMAXXECUGEN2R-MX1-14SENSOR GNDsensor_groundsingle_source
OEM-C84-20Coolant temperature (THW)temp_inMAXXECUGEN2R-MX1-28AIN 3analog_insingle_source
OEM-C84-22Sensor ground (E2)sensor_groundMAXXECUGEN2R-MX1-14SENSOR GNDsensor_groundsingle_source
OEM-C84-3OD direct-clutch speed sensor (NCO-)digital_inMAXXECUGEN2R-MX4-9Digital/VR 7 SIGNAL +digital_insingle_source
OEM-C84-4No.2 speed sensor (SP2-)digital_inMAXXECUGEN2R-MX1-24Digital/VR 4 SIGNAL +digital_insingle_source
OEM-C84-5Crank position (NE)trigger_inMAXXECUGEN2R-MX1-10Digital/VR 1 SIGNAL +trigger_insingle_source
OEM-C84-6Crank sensor return (NE-)sensor_groundMAXXECUGEN2R-MX1-14SENSOR GNDsensor_groundsingle_source
OEM-C84-7Throttle position (VTA1)analog_inMAXXECUGEN2R-MX1-27AIN 2analog_insingle_source
OEM-C84-8Manifold pressure (PIM)analog_inMAXXECUGEN2R-MX1-26AIN 1analog_insingle_source
OEM-C84-9No.2 speed sensor (SP2+)digital_inMAXXECUGEN2R-MX4-3Digital/VR 5 SIGNAL +digital_insingle_source
OEM-C85-1Slave engine speed (NEO)digital_inMAXXECUGEN2R-MX4-28Digital/VR 8 SIGNAL +digital_insingle_source
OEM-C85-10Fuel pump diagnostic (DI)digital_in———single_source
OEM-C85-11Slave TRAC throttle position (VTO2)analog_out———single_source
OEM-C85-14ABS active (MT only)digital_inMAXXECUGEN2R-MX2-17AIN 13analog_insingle_source
OEM-C85-16Power ground (E1)groundMAXXECUGEN2R-MX1-9 + MAXXECUGEN2R-MX2-9 + MAXXECUGEN2R-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-C85-2EFI main relay control (M-REL)low_side_outMAXXECUGEN2R-MX1-5GP out 1 (GND)low_side_outsingle_source
OEM-C85-3Check-engine lamp (W)low_side_outMAXXECUGEN2R-MX2-33INJECTOR 5injector_outsingle_source
OEM-C85-4Fuel pump control (FPC)low_side_outMAXXECUGEN2R-MX2-34INJECTOR 6injector_outsingle_source
OEM-C85-5Diagnostic test 1 (TE1)digital_inMAXXECUGEN2R-MX2-6AIN 8analog_insingle_source
OEM-C85-6Timing retard (TR)digital_inMAXXECUGEN2R-MX2-22AIN 14analog_insingle_source
OEM-C85-7Slave throttle position (VTO1)analog_out———single_source
OEM-C86-1Diagnostic test terminal (TT)digital_inMAXXECUGEN2R-MX2-23AIN 15analog_insingle_source
OEM-C86-10A/T 2nd-gear indicator (2)digital_inMAXXECUGEN2R-MX2-14AIN 10analog_insingle_source
OEM-C86-11Diagnostic test 2 (TE2)digital_inMAXXECUGEN2R-MX2-15AIN 11analog_insingle_source
OEM-C86-12No.1 speed sensor (SP1)digital_inMAXXECUGEN2R-MX1-23Digital/VR 3 SIGNAL +digital_insingle_source
OEM-C86-13Cat temperature sensor (CCO)temp_inMAXXECUGEN2R-MX2-5AIN 7analog_insingle_source
OEM-C86-14Battery constant (BATT)power_in———single_source
OEM-C86-17A/T throttle position (L3)digital_inMAXXECUGEN2R-MX2-32AIN 16analog_insingle_source
OEM-C86-18A/T throttle position (L2)digital_inMAXXECUGEN2R-MX3-21AIN 17analog_insingle_source
OEM-C86-19A/T throttle position (L1)digital_inMAXXECUGEN2R-MX3-22AIN 18analog_insingle_source
OEM-C86-2A/T low-gear indicator (L)digital_inMAXXECUGEN2R-MX3-23AIN 19analog_insingle_source
OEM-C86-20A/C request (A/C)digital_inMAXXECUGEN2R-MX3-24AIN 20analog_insingle_source
OEM-C86-22EFI main relay power (+B)power_inMAXXECUGEN2R-MX1-25 + MAXXECUGEN2R-MX2-2512V supply 1 + 12V supply 2power_insingle_source
OEM-C86-23EFI main relay power (+B1)power_inMAXXECUGEN2R-MX1-25 + MAXXECUGEN2R-MX2-2512V supply 1 + 12V supply 2power_insingle_source
OEM-C86-25Stop light switch (STP)digital_inMAXXECUGEN2R-MX3-25AIN 21analog_insingle_source
OEM-C86-28Electrical load sense (ELS)digital_inMAXXECUGEN2R-MX3-26AIN 22analog_insingle_source
OEM-C86-3A/T power/normal mode (P)digital_inMAXXECUGEN2R-MX3-27AIN 23analog_insingle_source
OEM-C86-5A/C clutch relay (ACMG)low_side_outMAXXECUGEN2R-MX1-6GP out 2 (GND)low_side_outsingle_source
OEM-C86-6A/T overdrive disable 2 (OD2)digital_inMAXXECUGEN2R-MX2-16AIN 12analog_insingle_source
OEM-C86-7A/T overdrive disable 1 (OD1)digital_inMAXXECUGEN2R-MX2-13AIN 9analog_insingle_source
OEM-C86-8Cat temp warning light (EGW)low_side_outMAXXECUGEN2R-MX3-29INJECTOR 7injector_outsingle_source
OEM-C86-9Ignition switch (IGSW)digital_inMAXXECUGEN2R-MX2-2412V supply 3digital_insingle_source
OEM-C88-10Injector 1 (#10, cyl 1&4)injector_outMAXXECUGEN2R-MX1-31INJECTOR 1injector_outsingle_source
OEM-C88-11A/T shift solenoid 1 (S1)low_side_outMAXXECUGEN2R-MX1-7GP out 3 (GND)low_side_outsingle_source
OEM-C88-12Igniter feedback (IGF)digital_in———single_source
OEM-C88-13Starter signal (STA)digital_inMAXXECUGEN2R-MX3-28AIN 24analog_insingle_source
OEM-C88-14Neutral/park switch (NSW)digital_in———single_source
OEM-C88-15Ignition 3 (IGT3)ignition_outMAXXECUGEN2R-MX1-3Ignition 3ignition_outsingle_source
OEM-C88-16Ignition 2 (IGT2)ignition_outMAXXECUGEN2R-MX1-2Ignition 2ignition_outsingle_source
OEM-C88-17A/T shift solenoid 2 (S2)low_side_outMAXXECUGEN2R-MX1-17GP out 5 (GND)low_side_outsingle_source
OEM-C88-19Voltage feedback (VF)analog_out———single_source
OEM-C88-20ISC stepper coil 4 (ISCV4)low_side_outMAXXECUGEN2R-MX1-34INJECTOR 4injector_outsingle_source
OEM-C88-21ISC stepper coil 3 (ISCV3)low_side_outMAXXECUGEN2R-MX3-12GP Out 8 (GND) / WBO2 Sensor 2 H-low_side_outsingle_source
OEM-C88-22ISC stepper coil 2 (ISCV2)low_side_outMAXXECUGEN2R-MX2-3GP out 6 (GND)low_side_outsingle_source
OEM-C88-23ISC stepper coil 1 (ISCV1)low_side_outMAXXECUGEN2R-MX1-8GP out 4 (GND)low_side_outsingle_source
OEM-C88-24Ignition 1 (IGT1)ignition_outMAXXECUGEN2R-MX1-1Ignition 1ignition_outsingle_source
OEM-C88-26Ignition 4 (IGT4)ignition_outMAXXECUGEN2R-MX1-4Ignition 4ignition_outsingle_source
OEM-C88-27A/T lock-up solenoid (S3)low_side_outMAXXECUGEN2R-MX3-30INJECTOR 8injector_outsingle_source
OEM-C88-28Power ground (E11)groundMAXXECUGEN2R-MX1-9 + MAXXECUGEN2R-MX2-9 + MAXXECUGEN2R-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-C88-29Ignition 6 (IGT6)ignition_outMAXXECUGEN2R-MX2-2Ignition 6ignition_outsingle_source
OEM-C88-3O2 heater (HT)low_side_outMAXXECUGEN2R-MX2-12GP OUT 7 / WBO2 Sensor 1 H-low_side_outsingle_source
OEM-C88-30Ignition 5 (IGT5)ignition_outMAXXECUGEN2R-MX2-1Ignition 5ignition_outsingle_source
OEM-C88-31TRAC throttle idle switch (IDL2)digital_in———single_source
OEM-C88-32TPS idle switch (IDL1)digital_in———single_source
OEM-C88-33Power ground (E02)groundMAXXECUGEN2R-MX1-9 + MAXXECUGEN2R-MX2-9 + MAXXECUGEN2R-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-C88-34Power ground (E01)groundMAXXECUGEN2R-MX1-9 + MAXXECUGEN2R-MX2-9 + MAXXECUGEN2R-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-C88-4Knock sensor 2 (KNK2, rear)knock_inMAXXECUGEN2R-MX2-31KNOCK 2+knock_insingle_source
OEM-C88-5Knock sensor 1 (KNK1, front)knock_inMAXXECUGEN2R-MX2-28KNOCK 1+knock_insingle_source
OEM-C88-7EVAP purge VSVlow_side_outMAXXECUGEN2R-MX3-31INJECTOR 9injector_outsingle_source
OEM-C88-8Injector 3 (#30, cyl 2&6)injector_outMAXXECUGEN2R-MX1-33INJECTOR 3injector_outsingle_source
OEM-C88-9Injector 2 (#20, cyl 3&5)injector_outMAXXECUGEN2R-MX1-32INJECTOR 2injector_outsingle_source

Cut list

WireFromToGauge (mm²)ColourLengthSignalIdent
W1OEM-C86-22SP-14V-10.85no routeEFI main relay power (+B)—
W2OEM-C86-23SP-14V-10.85no routeEFI main relay power (+B1)—
W3SP-14V-1MAXXECUGEN2R-MX1-250.85no route12V supply 1—
W4SP-14V-1MAXXECUGEN2R-MX2-250.85no route12V supply 2—
W5OEM-C85-16SP-GND-10.85no routePower ground (E1)—
W6OEM-C88-28SP-GND-10.85no routePower ground (E11)—
W7OEM-C88-33SP-GND-10.85no routePower ground (E02)—
W8OEM-C88-34SP-GND-10.85no routePower ground (E01)—
W9SP-GND-1MAXXECUGEN2R-MX1-90.85no routeEngine gnd—
W10SP-GND-1MAXXECUGEN2R-MX2-90.85no routeEngine gnd—
W11SP-GND-1MAXXECUGEN2R-MX3-90.85no routeEngine gnd—
W12OEM-C84-11SP-0V-10.5no routeCam 1 return (G1-)—
W13OEM-C84-17SP-0V-10.5no routeCam 2 return (G2-)—
W14OEM-C84-22SP-0V-10.5no routeSensor ground (E2)—
W15OEM-C84-6SP-0V-10.5no routeCrank sensor return (NE-)—
W16SP-0V-1MAXXECUGEN2R-MX1-140.5no routeSENSOR GND—
W17OEM-C84-1MAXXECUGEN2R-MX1-120.5no routeSensor supply +5V (VCC)—
W18OEM-C84-5MAXXECUGEN2R-MX1-100.5no routeCrank position (NE)—
W19OEM-C84-10MAXXECUGEN2R-MX1-180.5no routeCam position 1 (G1)—
W20OEM-C88-5MAXXECUGEN2R-MX2-280.5no routeKnock sensor 1 (KNK1, front)—
W21OEM-C88-4MAXXECUGEN2R-MX2-310.5no routeKnock sensor 2 (KNK2, rear)—
W22OEM-C88-24MAXXECUGEN2R-MX1-10.5no routeIgnition 1 (IGT1)—
W23OEM-C88-16MAXXECUGEN2R-MX1-20.5no routeIgnition 2 (IGT2)—
W24OEM-C88-15MAXXECUGEN2R-MX1-30.5no routeIgnition 3 (IGT3)—
W25OEM-C88-26MAXXECUGEN2R-MX1-40.5no routeIgnition 4 (IGT4)—
W26OEM-C88-30MAXXECUGEN2R-MX2-10.5no routeIgnition 5 (IGT5)—
W27OEM-C88-29MAXXECUGEN2R-MX2-20.5no routeIgnition 6 (IGT6)—
W28OEM-C88-10MAXXECUGEN2R-MX1-310.5no routeInjector 1 (#10, cyl 1&4)—
W29OEM-C88-9MAXXECUGEN2R-MX1-320.5no routeInjector 2 (#20, cyl 3&5)—
W30OEM-C88-8MAXXECUGEN2R-MX1-330.5no routeInjector 3 (#30, cyl 2&6)—
W31OEM-C86-9MAXXECUGEN2R-MX2-240.5no routeIgnition switch (IGSW)—
W32OEM-C84-8MAXXECUGEN2R-MX1-260.5no routeManifold pressure (PIM)—
W33OEM-C84-7MAXXECUGEN2R-MX1-270.5no routeThrottle position (VTA1)—
W34OEM-C84-20MAXXECUGEN2R-MX1-280.5no routeCoolant temperature (THW)—
W35OEM-C85-2MAXXECUGEN2R-MX1-50.5no routeEFI main relay control (M-REL)—
W36OEM-C86-5MAXXECUGEN2R-MX1-60.5no routeA/C clutch relay (ACMG)—
W37OEM-C88-3MAXXECUGEN2R-MX2-120.5no routeO2 heater (HT)—
W38OEM-C88-11MAXXECUGEN2R-MX1-70.5no routeA/T shift solenoid 1 (S1)—
W39OEM-C88-23MAXXECUGEN2R-MX1-80.5no routeISC stepper coil 1 (ISCV1)—
W40OEM-C88-17MAXXECUGEN2R-MX1-170.5no routeA/T shift solenoid 2 (S2)—
W41OEM-C88-22MAXXECUGEN2R-MX2-30.5no routeISC stepper coil 2 (ISCV2)—
W42OEM-C88-21MAXXECUGEN2R-MX3-120.5no routeISC stepper coil 3 (ISCV3)—
W43OEM-C88-20MAXXECUGEN2R-MX1-340.5no routeISC stepper coil 4 (ISCV4)—
W44OEM-C85-3MAXXECUGEN2R-MX2-330.5no routeCheck-engine lamp (W)—
W45OEM-C85-4MAXXECUGEN2R-MX2-340.5no routeFuel pump control (FPC)—
W46OEM-C86-8MAXXECUGEN2R-MX3-290.5no routeCat temp warning light (EGW)—
W47OEM-C88-27MAXXECUGEN2R-MX3-300.5no routeA/T lock-up solenoid (S3)—
W48OEM-C88-7MAXXECUGEN2R-MX3-310.5no routeEVAP purge VSV—
W49OEM-C84-12MAXXECUGEN2R-MX1-290.5no routeTRAC throttle position (VTA2)—
W50OEM-C84-13MAXXECUGEN2R-MX1-300.5no routeO2 sensor (OX1)—
W51OEM-C84-14MAXXECUGEN2R-MX2-40.5no routeIntake air temperature (THA)—
W52OEM-C86-13MAXXECUGEN2R-MX2-50.5no routeCat temperature sensor (CCO)—
W53OEM-C86-12MAXXECUGEN2R-MX1-230.5no routeNo.1 speed sensor (SP1)—
W54OEM-C84-4MAXXECUGEN2R-MX1-240.5no routeNo.2 speed sensor (SP2-)—
W55OEM-C84-9MAXXECUGEN2R-MX4-30.5no routeNo.2 speed sensor (SP2+)—
W56OEM-C84-15MAXXECUGEN2R-MX4-60.5no routeOD direct-clutch speed sensor (NCO+)—
W57OEM-C84-3MAXXECUGEN2R-MX4-90.5no routeOD direct-clutch speed sensor (NCO-)—
W58OEM-C85-1MAXXECUGEN2R-MX4-280.5no routeSlave engine speed (NEO)—
W59OEM-C85-5MAXXECUGEN2R-MX2-60.5no routeDiagnostic test 1 (TE1)—
W60OEM-C86-7MAXXECUGEN2R-MX2-130.5no routeA/T overdrive disable 1 (OD1)—
W61OEM-C86-10MAXXECUGEN2R-MX2-140.5no routeA/T 2nd-gear indicator (2)—
W62OEM-C86-11MAXXECUGEN2R-MX2-150.5no routeDiagnostic test 2 (TE2)—
W63OEM-C86-6MAXXECUGEN2R-MX2-160.5no routeA/T overdrive disable 2 (OD2)—
W64OEM-C85-14MAXXECUGEN2R-MX2-170.5no routeABS active (MT only)—
W65OEM-C85-6MAXXECUGEN2R-MX2-220.5no routeTiming retard (TR)—
W66OEM-C86-1MAXXECUGEN2R-MX2-230.5no routeDiagnostic test terminal (TT)—
W67OEM-C86-17MAXXECUGEN2R-MX2-320.5no routeA/T throttle position (L3)—
W68OEM-C86-18MAXXECUGEN2R-MX3-210.5no routeA/T throttle position (L2)—
W69OEM-C86-19MAXXECUGEN2R-MX3-220.5no routeA/T throttle position (L1)—
W70OEM-C86-2MAXXECUGEN2R-MX3-230.5no routeA/T low-gear indicator (L)—
W71OEM-C86-20MAXXECUGEN2R-MX3-240.5no routeA/C request (A/C)—
W72OEM-C86-25MAXXECUGEN2R-MX3-250.5no routeStop light switch (STP)—
W73OEM-C86-28MAXXECUGEN2R-MX3-260.5no routeElectrical load sense (ELS)—
W74OEM-C86-3MAXXECUGEN2R-MX3-270.5no routeA/T power/normal mode (P)—
W75OEM-C88-13MAXXECUGEN2R-MX3-280.5no routeStarter signal (STA)—

Bill of materials

CategoryPart numberManufacturerDescriptionQtyUnit

ECU setup sheet

RoleEngine refEngine signalSensorECU pointECU functionECU classSetup flag
No configured channels.

Findings

Open (28)

SeverityCodeSubjectMessage
errorREQUIRED_UNMAPPEDOEM-C84-16Required OEM function "Cam position 2 (G2)" (trigger_in) is not connected to the new ECU.
warnNET_FAMILYOEM-C85-14 ↔ MAXXECUGEN2R-MX2-17OEM-C85-14 "ABS active (MT only)" [digital_in] is wired to MAXXECUGEN2R-MX2-17 "AIN 13" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C85-5 ↔ MAXXECUGEN2R-MX2-6OEM-C85-5 "Diagnostic test 1 (TE1)" [digital_in] is wired to MAXXECUGEN2R-MX2-6 "AIN 8" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C85-6 ↔ MAXXECUGEN2R-MX2-22OEM-C85-6 "Timing retard (TR)" [digital_in] is wired to MAXXECUGEN2R-MX2-22 "AIN 14" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-1 ↔ MAXXECUGEN2R-MX2-23OEM-C86-1 "Diagnostic test terminal (TT)" [digital_in] is wired to MAXXECUGEN2R-MX2-23 "AIN 15" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-10 ↔ MAXXECUGEN2R-MX2-14OEM-C86-10 "A/T 2nd-gear indicator (2)" [digital_in] is wired to MAXXECUGEN2R-MX2-14 "AIN 10" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-11 ↔ MAXXECUGEN2R-MX2-15OEM-C86-11 "Diagnostic test 2 (TE2)" [digital_in] is wired to MAXXECUGEN2R-MX2-15 "AIN 11" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-17 ↔ MAXXECUGEN2R-MX2-32OEM-C86-17 "A/T throttle position (L3)" [digital_in] is wired to MAXXECUGEN2R-MX2-32 "AIN 16" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-18 ↔ MAXXECUGEN2R-MX3-21OEM-C86-18 "A/T throttle position (L2)" [digital_in] is wired to MAXXECUGEN2R-MX3-21 "AIN 17" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-19 ↔ MAXXECUGEN2R-MX3-22OEM-C86-19 "A/T throttle position (L1)" [digital_in] is wired to MAXXECUGEN2R-MX3-22 "AIN 18" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-2 ↔ MAXXECUGEN2R-MX3-23OEM-C86-2 "A/T low-gear indicator (L)" [digital_in] is wired to MAXXECUGEN2R-MX3-23 "AIN 19" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-20 ↔ MAXXECUGEN2R-MX3-24OEM-C86-20 "A/C request (A/C)" [digital_in] is wired to MAXXECUGEN2R-MX3-24 "AIN 20" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-25 ↔ MAXXECUGEN2R-MX3-25OEM-C86-25 "Stop light switch (STP)" [digital_in] is wired to MAXXECUGEN2R-MX3-25 "AIN 21" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-28 ↔ MAXXECUGEN2R-MX3-26OEM-C86-28 "Electrical load sense (ELS)" [digital_in] is wired to MAXXECUGEN2R-MX3-26 "AIN 22" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-3 ↔ MAXXECUGEN2R-MX3-27OEM-C86-3 "A/T power/normal mode (P)" [digital_in] is wired to MAXXECUGEN2R-MX3-27 "AIN 23" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-6 ↔ MAXXECUGEN2R-MX2-16OEM-C86-6 "A/T overdrive disable 2 (OD2)" [digital_in] is wired to MAXXECUGEN2R-MX2-16 "AIN 12" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C86-7 ↔ MAXXECUGEN2R-MX2-13OEM-C86-7 "A/T overdrive disable 1 (OD1)" [digital_in] is wired to MAXXECUGEN2R-MX2-13 "AIN 9" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-C88-13 ↔ MAXXECUGEN2R-MX3-28OEM-C88-13 "Starter signal (STA)" [digital_in] is wired to MAXXECUGEN2R-MX3-28 "AIN 24" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
infoNET_FAMILYOEM-C84-14 ↔ MAXXECUGEN2R-MX2-4OEM-C84-14 "Intake air temperature (THA)" [temp_in] is wired to MAXXECUGEN2R-MX2-4 "AIN 6" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one.
infoNET_FAMILYOEM-C84-20 ↔ MAXXECUGEN2R-MX1-28OEM-C84-20 "Coolant temperature (THW)" [temp_in] is wired to MAXXECUGEN2R-MX1-28 "AIN 3" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one.
infoNET_FAMILYOEM-C85-3 ↔ MAXXECUGEN2R-MX2-33OEM-C85-3 "Check-engine lamp (W)" [low_side_out] is wired to MAXXECUGEN2R-MX2-33 "INJECTOR 5" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-C85-4 ↔ MAXXECUGEN2R-MX2-34OEM-C85-4 "Fuel pump control (FPC)" [low_side_out] is wired to MAXXECUGEN2R-MX2-34 "INJECTOR 6" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-C86-13 ↔ MAXXECUGEN2R-MX2-5OEM-C86-13 "Cat temperature sensor (CCO)" [temp_in] is wired to MAXXECUGEN2R-MX2-5 "AIN 7" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one.
infoNET_FAMILYOEM-C86-8 ↔ MAXXECUGEN2R-MX3-29OEM-C86-8 "Cat temp warning light (EGW)" [low_side_out] is wired to MAXXECUGEN2R-MX3-29 "INJECTOR 7" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-C88-20 ↔ MAXXECUGEN2R-MX1-34OEM-C88-20 "ISC stepper coil 4 (ISCV4)" [low_side_out] is wired to MAXXECUGEN2R-MX1-34 "INJECTOR 4" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-C88-27 ↔ MAXXECUGEN2R-MX3-30OEM-C88-27 "A/T lock-up solenoid (S3)" [low_side_out] is wired to MAXXECUGEN2R-MX3-30 "INJECTOR 8" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-C88-7 ↔ MAXXECUGEN2R-MX3-31OEM-C88-7 "EVAP purge VSV" [low_side_out] is wired to MAXXECUGEN2R-MX3-31 "INJECTOR 9" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoUNMAPPEDOEM8 optional OEM pins are not mapped: OEM-C85-10 Fuel pump diagnostic (DI); OEM-C85-11 Slave TRAC throttle position (VTO2); OEM-C85-7 Slave throttle position (VTO1); OEM-C88-12 Igniter feedback (IGF); OEM-C88-14 Neutral/park switch (NSW); OEM-C88-19 Voltage feedback (VF); OEM-C88-31 TRAC throttle idle switch (IDL2); OEM-C88-32 TPS idle switch (IDL1)

Accepted (1)

CodeSubjectReasonBy
REQUIRED_UNMAPPEDOEM-C86-14Battery-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 Toyota 1JZ-GTE not found in the ECU's docs (no named 1JZ entry in the trigger list) 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-C84 16: Cam position 2 (G2): no free cam_vr/cam_hall/frequency_in input on MaxxECU MaxxECU GEN2 RACE Not wired: - OEM-C86 14: Battery constant (BATT): MaxxECU MaxxECU GEN2 RACE has no battery-constant input; not needed - OEM-C85 10: Fuel pump diagnostic (DI): no free frequency_in/switch_in on MaxxECU MaxxECU GEN2 RACE - OEM-C88 12: Igniter feedback (IGF): no free frequency_in/switch_in on MaxxECU MaxxECU GEN2 RACE - OEM-C88 14: Neutral/park switch (NSW): no free switch_in/frequency_in/analog_0_5 on MaxxECU MaxxECU GEN2 RACE - OEM-C88 31: TRAC throttle idle switch (IDL2): no free switch_in/frequency_in/analog_0_5 on MaxxECU MaxxECU GEN2 RACE - OEM-C88 32: TPS idle switch (IDL1): no free switch_in/frequency_in/analog_0_5 on MaxxECU MaxxECU GEN2 RACE - OEM-C85 11: Slave TRAC throttle position (VTO2): no free analog_out on MaxxECU MaxxECU GEN2 RACE - OEM-C85 7: Slave throttle position (VTO1): no free analog_out on MaxxECU MaxxECU GEN2 RACE - OEM-C88 19: Voltage feedback (VF): no free analog_out on MaxxECU MaxxECU GEN2 RACE

Sources

ReliabilityKindTitleURLArchiveCapturedSHA-256
4vendor_docMaxxECU GEN2 pinout (RACE MX1–MX4 / TRACK MX1–MX3)http://www.maxxecu.com/webhelp/wirings-maxxecu_gen2_pinout.htmlarchive2026-10-05f689b8b6b08f
2community_copywilbo666: 1JZ-GTE pinout (JZZ30 Soarer page, shared 1JZ-GTE engine/ECU)http://wilbo666.pbworks.com/w/page/47216384/1JZ-GTE%20JZZ30%20Soarer———