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Mustang GT 2011–14 (Coyote 5.0) → MaxxECU MaxxECU RACE REV9+ (auto)

Mustang GT 2011–14 (Coyote 5.0) — MaxxECU — MaxxECU RACE
⚠ NOT CHECKED. Don't build from this.
Drawn by Michael Gnankou · Rev 0 · draft · 2026-10-23

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 errorsnone
Size of the job59 wires · 10 connectors · 3 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-C175E-18SP-14V-10.85☐☐☐☐☐☐☐
W2SP-14V-1MAXXECURACE-C1-M40.85☐☐☐☐☐☐☐
W3SP-GND-1MAXXECURACE-C1-L40.85☐☐☐☐☐☐☐
W4SP-GND-1MAXXECURACE-C2-G40.85☐☐☐☐☐☐☐
W5APP-J-GND1SP-0V-10.5☐☐☐☐☐☐☐
W6APP-J-GND2SP-0V-10.5☐☐☐☐☐☐☐
W7OEM-C175E-23SP-0V-10.5☐☐☐☐☐☐☐
W8OEM-C175E-40SP-0V-10.5☐☐☐☐☐☐☐
W9OEM-C175E-49SP-0V-10.5☐☐☐☐☐☐☐
W10OEM-C175E-52SP-0V-10.5☐☐☐☐☐☐☐
W11OEM-C175E-54SP-0V-10.5☐☐☐☐☐☐☐
W12OEM-C175E-67SP-0V-10.5☐☐☐☐☐☐☐
W13OEM-C175E-69SP-0V-10.5☐☐☐☐☐☐☐
W14TB-J-GNDSP-0V-10.5☐☐☐☐☐☐☐
W15SP-0V-1MAXXECURACE-C1-H10.5☐☐☐☐☐☐☐
W16SP-0V-1MAXXECURACE-C1-H20.5☐☐☐☐☐☐☐
W17APP-J-VCC1SP-5V1-10.5☐☐☐☐☐☐☐
W18APP-J-VCC2SP-5V1-10.5☐☐☐☐☐☐☐
W19OEM-C175E-17SP-5V1-10.5☐☐☐☐☐☐☐
W20OEM-C175E-34SP-5V1-10.5☐☐☐☐☐☐☐
W21OEM-C175E-8SP-5V1-10.5☐☐☐☐☐☐☐
W22TB-J-VCCSP-5V1-10.5☐☐☐☐☐☐☐
W23SP-5V1-1MAXXECURACE-C1-G10.5☐☐☐☐☐☐☐
W24OEM-C175E-70MAXXECURACE-C1-H30.5☐☐☐☐☐☐☐
W25OEM-C175E-55MAXXECURACE-C1-H40.5☐☐☐☐☐☐☐
W26OEM-C175E-56MAXXECURACE-C1-K30.5☐☐☐☐☐☐☐
W27OEM-C175E-41MAXXECURACE-C1-K40.5☐☐☐☐☐☐☐
W28OEM-C175E-42MAXXECURACE-C2-F30.5☐☐☐☐☐☐☐
W29OEM-C175E-53MAXXECURACE-C2-E20.5☐☐☐☐☐☐☐
W30OEM-C175E-68MAXXECURACE-C2-E30.5☐☐☐☐☐☐☐
W31OEM-C175E-1MAXXECURACE-C1-K10.5☐☐☐☐☐☐☐
W32OEM-C175E-62MAXXECURACE-C1-K20.5☐☐☐☐☐☐☐
W33OEM-C175E-46MAXXECURACE-C1-M10.5☐☐☐☐☐☐☐
W34OEM-C175E-3MAXXECURACE-C1-M20.5☐☐☐☐☐☐☐
W35OEM-C175E-2MAXXECURACE-C1-M30.5☐☐☐☐☐☐☐
W36OEM-C175E-31MAXXECURACE-C1-L30.5☐☐☐☐☐☐☐
W37OEM-C175E-61MAXXECURACE-C1-L20.5☐☐☐☐☐☐☐
W38OEM-C175E-16MAXXECURACE-C1-L10.5☐☐☐☐☐☐☐
W39TB-J-M-MAXXECURACE-C2-H40.5☐☐☐☐☐☐☐
W40TB-J-M+MAXXECURACE-C2-H20.5☐☐☐☐☐☐☐
W41OEM-C175E-39SP-SHD-10.5☐☐☐☐☐☐☐
W42SP-SHD-1MAXXECURACE-C1-E30.5☐☐☐☐☐☐☐
W43OEM-C175E-10MAXXECURACE-C1-G20.5☐☐☐☐☐☐☐
W44OEM-C175E-9MAXXECURACE-C1-J30.5☐☐☐☐☐☐☐
W45OEM-C175E-27MAXXECURACE-C1-F20.5☐☐☐☐☐☐☐
W46OEM-C175E-47MAXXECURACE-C1-J10.5☐☐☐☐☐☐☐
W47APP-J-SIG1MAXXECURACE-C1-J40.5☐☐☐☐☐☐☐
W48TB-J-TPS1MAXXECURACE-C2-G30.5☐☐☐☐☐☐☐
W49APP-J-SIG2MAXXECURACE-C2-E40.5☐☐☐☐☐☐☐
W50TB-J-TPS2MAXXECURACE-C2-F10.5☐☐☐☐☐☐☐
W51OEM-C175E-5MAXXECURACE-C1-B40.5☐☐☐☐☐☐☐
W52OEM-C175E-4MAXXECURACE-C1-C40.5☐☐☐☐☐☐☐
W53OEM-C175E-7MAXXECURACE-C1-D40.5☐☐☐☐☐☐☐
W54OEM-C175E-6MAXXECURACE-C1-E40.5☐☐☐☐☐☐☐
W55OEM-C175E-35MAXXECURACE-C1-G30.5☐☐☐☐☐☐☐
W56OEM-C175E-50MAXXECURACE-C1-F40.5☐☐☐☐☐☐☐
W57OEM-C175E-20MAXXECURACE-C1-F30.5☐☐☐☐☐☐☐
W58OEM-C175E-44MAXXECURACE-C2-F20.5☐☐☐☐☐☐☐
W59OEM-C175E-30MAXXECURACE-C2-F40.5☐☐☐☐☐☐☐

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
1APP-J-VCC1APP-J-GND1open (OL)5 V sensor reference must not touch sensor ground
2APP-J-VCC1MAXXECURACE-C1-L4open (OL)5 V sensor reference must not touch power ground
3MAXXECURACE-C1-M4APP-J-GND1open (OL)+12 V supply must not touch sensor ground
4MAXXECURACE-C1-M4MAXXECURACE-C1-L4open (OL)+12 V supply must not touch power ground
5APP-J-VCC1MAXXECURACE-C1-M4open (OL)5 V sensor reference must not touch +12 V supply

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

Revisions

RevLabelByDate
No revisions yet.

Schematic

APP-JMAXXECURACE-C1MAXXECURACE-C2OEM-C175ESP-0VSP-14VSP-5V1SP-GNDSP-SHDTB-J

Connectors

APP-J

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
SIG1Pedal position 1—W47—0.5MAXXECURACE-C1-J4———
VCC1Pedal 1 5V supply—W17—0.5SP-5V1-1———
GND1Pedal 1 low ref—W5—0.5SP-0V-1———
SIG2Pedal position 2—W49—0.5MAXXECURACE-C2-E4———
VCC2Pedal 2 5V supply—W18—0.5SP-5V1-1———
GND2Pedal 2 low ref—W6—0.5SP-0V-1———

MAXXECURACE-C1

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
A1GPO 5————————
A2IGN 1————————
A3IGN 2————————
A4GPO 8/TACHO————————
B1GPO 6————————
B2IGN 3————————
B3IGN 4————————
B4GPO 1—W51—0.5OEM-C175E-5———
C1GPO 7————————
C2IGN 5————————
C3IGN 6————————
C4GPO 2—W52—0.5OEM-C175E-4———
D1WBO2 Heater-————————
D2IGN 7————————
D3IGN 8————————
D4GPO 3—W53—0.5OEM-C175E-7———
E1CAN H————————
E2CAN L————————
E3GND Shield—W42—0.5SP-SHD-1———
E4GPO 4—W54—0.5OEM-C175E-6———
F1CLT————————
F2IAT—W45—0.5OEM-C175E-27———
F3WBO2 VREF—W57—0.5OEM-C175E-20———
F4WBO2 VS—W56—0.5OEM-C175E-50———
G1+5V sensor supply—W23—0.5SP-5V1-1———
G2TPS/AIN—W43—0.5OEM-C175E-10———
G3WBO2 IP—W55—0.5OEM-C175E-35———
G4WBO2 RCAL————————
H1Sensor GND—W15—0.5SP-0V-1———
H2Trigger GND—W16—0.5SP-0V-1———
H3TRIGGER—W24—0.5OEM-C175E-70———
H4HOME—W25—0.5OEM-C175E-55———
J1AIN 1 (temperature)—W46—0.5OEM-C175E-47———
J2AIN 2 (temperature)————————
J3AIN 3 (0-5V)—W44—0.5OEM-C175E-9———
J4AIN 4 (0-5V)—W47—0.5APP-J-SIG1———
K1INJ 1—W31—0.5OEM-C175E-1———
K2INJ 2—W32—0.5OEM-C175E-62———
K3DIN/VR 1—W26—0.5OEM-C175E-56———
K4DIN/VR 2—W27—0.5OEM-C175E-41———
L1INJ 8—W38—0.5OEM-C175E-16———
L2INJ 7—W37—0.5OEM-C175E-61———
L3INJ 6—W36—0.5OEM-C175E-31———
L4Engine GND—W3—0.85SP-GND-1———
M1INJ 3—W33—0.5OEM-C175E-46———
M2INJ 4—W34—0.5OEM-C175E-3———
M3INJ 5—W35—0.5OEM-C175E-2———
M4+12V ECU power supply—W2—0.85SP-14V-1———

MAXXECURACE-C2

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
A1EGT 5+————————
A2EGT 6+————————
A3EGT 7+————————
A4EGT 8+————————
B1EGT 5-————————
B2EGT 6-————————
B3EGT 7-————————
B4EGT 8-————————
C1EGT 1+————————
C2EGT 2+————————
C3EGT 3+————————
C4EGT 4+————————
D1EGT 1-————————
D2EGT 2-————————
D3EGT 3-————————
D4EGT 4-————————
E1KNOCK GND————————
E2Knock 1—W29—0.5OEM-C175E-53———
E3Knock 2—W30—0.5OEM-C175E-68———
E4AIN 6 (0-5V)—W49—0.5APP-J-SIG2———
F1AIN 7 (0-5V)—W50—0.5TB-J-TPS2———
F2AIN 8 (0-5V)—W58—0.5OEM-C175E-44———
F3DIN/VR 4—W28—0.5OEM-C175E-42———
F4DIN/VR 5—W59—0.5OEM-C175E-30———
G1GPO 15 (+12V)————————
G2GPO 16 (+12V)————————
G3AIN 5 (0-5V)—W48—0.5TB-J-TPS1———
G4ENGINE GROUND—W4—0.85SP-GND-1———
H1MOTOR 2+————————
H2MOTOR 1-—W40—0.5TB-J-M+———
H3MOTOR 2-————————
H4MOTOR 1+—W39—0.5TB-J-M-———

OEM-C175E

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Fuel injector driver 1 (INJ 1)—W31—0.5MAXXECURACE-C1-K1———
2Fuel injector driver 5 (INJ 5)—W35—0.5MAXXECURACE-C1-M3———
3Fuel injector driver 4 (INJ 4)—W34—0.5MAXXECURACE-C1-M2———
4Variable camshaft timing valve 2 (VCT2)—W52—0.5MAXXECURACE-C1-C4———
5Variable camshaft timing valve 1 (VCT1)—W51—0.5MAXXECURACE-C1-B4———
6Variable camshaft timing valve 4 (VCT4)—W54—0.5MAXXECURACE-C1-E4———
7Variable camshaft timing valve 3 (VCT3)—W53—0.5MAXXECURACE-C1-D4———
8Electronic throttle control reference (ETCREF)—W21—0.5SP-5V1-1———
9Throttle position 2 (TP2-PS)—W44—0.5MAXXECURACE-C1-J3———
10Throttle position 1 (TP1-NS)—W43—0.5MAXXECURACE-C1-G2———
11—————————
12—————————
13—————————
14—————————
15—————————
16Fuel injector driver 8 (INJ 8)—W38—0.5MAXXECURACE-C1-L1———
17Buffered power supply sensors (VBPWR)—W19—0.5SP-5V1-1———
18PCM power feed (VPWR, fused)—W1—0.85SP-14V-1———
19—————————
20Universal HEGO 1st reference (UREF-11)—W57—0.5MAXXECURACE-C1-F3———
21Universal HEGO 2nd reference (UREF-21)————————
22—————————
23Electronic throttle control return (ETCRTN)—W7—0.5SP-0V-1———
24—————————
25—————————
26—————————
27Intake air temperature (IAT)—W45—0.5MAXXECURACE-C1-F2———
28—————————
29—————————
30Engine oil level switch (EOL)—W59—0.5MAXXECURACE-C2-F4———
31Fuel injector driver 6 (INJ 6)—W36—0.5MAXXECURACE-C1-L3———
32—————————
33—————————
34Voltage reference engine (VREF)—W20—0.5SP-5V1-1———
35Universal HEGO 1st pump current (UO2SIP-11)—W55—0.5MAXXECURACE-C1-G3———
36Universal HEGO 2nd pump current (UO2SIP-21)————————
37—————————
38—————————
39Crankshaft sensor shield/drain—W41—0.5SP-SHD-1———
40VR sensor return (VRSRTN)—W8—0.5SP-0V-1———
41Camshaft position bank 2 (CMP2)—W27—0.5MAXXECURACE-C1-K4———
42Camshaft position bank 2 exhaust (CMP2 EX)—W28—0.5MAXXECURACE-C2-F3———
43—————————
44Intake manifold monitor (IMM)—W58—0.5MAXXECURACE-C2-F2———
45Intake port deactivation valve position————————
46Fuel injector driver 3 (INJ 3)—W33—0.5MAXXECURACE-C1-M1———
47Cylinder head temperature (CHT)—W46—0.5MAXXECURACE-C1-J1———
48Oil pressure switch————————
49Signal return engine #2—W9—0.5SP-0V-1———
50Universal HEGO 1st sense (UO2SN-11)—W56—0.5MAXXECURACE-C1-F4———
51Universal HEGO 2nd sense (UO2SN-21)————————
52Knock sensor 1 bank 1 return (KS1−)—W10—0.5SP-0V-1———
53Knock sensor 1 bank 1 signal (KS1+)—W29—0.5MAXXECURACE-C2-E2———
54VR sensor return (VRSRTN)—W11—0.5SP-0V-1———
55Camshaft position bank 1 (CMP1)—W25—0.5MAXXECURACE-C1-H4———
56Camshaft position bank 1 exhaust (CMP1 EX)—W26—0.5MAXXECURACE-C1-K3———
57Oil pressure switch (MTX)————————
58—————————
59Manifold heater (CE511) or IMRC charge-motion valve (CE315, 5.0L RHD)————————
60IMTV monitor (CE923) or intake manifold tuning valve (CE316, 5.0L RHD)————————
61Fuel injector driver 7 (INJ 7)—W37—0.5MAXXECURACE-C1-L2———
62Fuel injector driver 2 (INJ 2)—W32—0.5MAXXECURACE-C1-K2———
63—————————
64—————————
65—————————
66—————————
67Knock sensor 2 bank 1 return (KS2−)—W12—0.5SP-0V-1———
68Knock sensor 2 bank 1 signal (KS2+)—W30—0.5MAXXECURACE-C2-E3———
69Crankshaft position return (CKP−)—W13—0.5SP-0V-1———
70Crankshaft position (CKP+)—W24—0.5MAXXECURACE-C1-H3———

SP-0V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W6—0.5APP-J-GND2———
1——W5—0.5APP-J-GND1———
1——W7—0.5OEM-C175E-23———
1——W8—0.5OEM-C175E-40———
1——W9—0.5OEM-C175E-49———
1——W10—0.5OEM-C175E-52———
1——W11—0.5OEM-C175E-54———
1——W12—0.5OEM-C175E-67———
1——W13—0.5OEM-C175E-69———
1——W14—0.5TB-J-GND———
1——W15—0.5MAXXECURACE-C1-H1———
1——W16—0.5MAXXECURACE-C1-H2———

SP-14V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W1—0.85OEM-C175E-18———
1——W2—0.85MAXXECURACE-C1-M4———

SP-5V1

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W17—0.5APP-J-VCC1———
1——W18—0.5APP-J-VCC2———
1——W19—0.5OEM-C175E-17———
1——W20—0.5OEM-C175E-34———
1——W21—0.5OEM-C175E-8———
1——W22—0.5TB-J-VCC———
1——W23—0.5MAXXECURACE-C1-G1———

SP-GND

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W3—0.85MAXXECURACE-C1-L4———
1——W4—0.85MAXXECURACE-C2-G4———

SP-SHD

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W42—0.5MAXXECURACE-C1-E3———
1——W41—0.5OEM-C175E-39———

TB-J

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
TPS1Throttle position 1—W48—0.5MAXXECURACE-C2-G3———
TPS2Throttle position 2—W50—0.5MAXXECURACE-C2-F1———
VCCThrottle 5V supply—W22—0.5SP-5V1-1———
GNDThrottle sensor ground—W14—0.5SP-0V-1———
M+Throttle motor +—W40—0.5MAXXECURACE-C2-H2———
M-Throttle motor −—W39—0.5MAXXECURACE-C2-H4———

Pin map

OEM pointOEM functionOEM familyTarget pointTarget functionTarget familyWire colourEvidence
OEM-C175E-1Fuel injector driver 1 (INJ 1)injector_outMAXXECURACE-C1-K1INJ 1injector_outcorroborated
OEM-C175E-10Throttle position 1 (TP1-NS)analog_inMAXXECURACE-C1-G2TPS/AINanalog_incorroborated
OEM-C175E-16Fuel injector driver 8 (INJ 8)injector_outMAXXECURACE-C1-L1INJ 8injector_outcorroborated
OEM-C175E-17Buffered power supply sensors (VBPWR)vrefAPP-J-VCC1 + APP-J-VCC2 + MAXXECURACE-C1-G1 + TB-J-VCCPedal 1 5V supply + Pedal 2 5V supply + +5V sensor supply + Throttle 5V supplypower_in + vrefcorroborated
OEM-C175E-18PCM power feed (VPWR, fused)power_inMAXXECURACE-C1-M4+12V ECU power supplypower_incorroborated
OEM-C175E-2Fuel injector driver 5 (INJ 5)injector_outMAXXECURACE-C1-M3INJ 5injector_outcorroborated
OEM-C175E-20Universal HEGO 1st reference (UREF-11)wb_vgndMAXXECURACE-C1-F3WBO2 VREFwb_vgndcorroborated
OEM-C175E-21Universal HEGO 2nd reference (UREF-21)wb_vgnd———corroborated
OEM-C175E-23Electronic throttle control return (ETCRTN)sensor_groundAPP-J-GND1 + APP-J-GND2 + MAXXECURACE-C1-H1 + MAXXECURACE-C1-H2 + TB-J-GNDPedal 1 low ref + Pedal 2 low ref + Sensor GND + Trigger GND + Throttle sensor groundsensor_groundcorroborated
OEM-C175E-27Intake air temperature (IAT)temp_inMAXXECURACE-C1-F2IATtemp_incorroborated
OEM-C175E-3Fuel injector driver 4 (INJ 4)injector_outMAXXECURACE-C1-M2INJ 4injector_outcorroborated
OEM-C175E-30Engine oil level switch (EOL)digital_inMAXXECURACE-C2-F4DIN/VR 5digital_incorroborated
OEM-C175E-31Fuel injector driver 6 (INJ 6)injector_outMAXXECURACE-C1-L3INJ 6injector_outcorroborated
OEM-C175E-34Voltage reference engine (VREF)vrefAPP-J-VCC1 + APP-J-VCC2 + MAXXECURACE-C1-G1 + TB-J-VCCPedal 1 5V supply + Pedal 2 5V supply + +5V sensor supply + Throttle 5V supplypower_in + vrefcorroborated
OEM-C175E-35Universal HEGO 1st pump current (UO2SIP-11)wb_ipMAXXECURACE-C1-G3WBO2 IPwb_ipcorroborated
OEM-C175E-36Universal HEGO 2nd pump current (UO2SIP-21)wb_ip———corroborated
OEM-C175E-39Crankshaft sensor shield/drainshieldMAXXECURACE-C1-E3GND Shieldshieldcorroborated
OEM-C175E-4Variable camshaft timing valve 2 (VCT2)low_side_outMAXXECURACE-C1-C4GPO 2low_side_outcorroborated
OEM-C175E-40VR sensor return (VRSRTN)sensor_groundAPP-J-GND1 + APP-J-GND2 + MAXXECURACE-C1-H1 + MAXXECURACE-C1-H2 + TB-J-GNDPedal 1 low ref + Pedal 2 low ref + Sensor GND + Trigger GND + Throttle sensor groundsensor_groundcorroborated
OEM-C175E-41Camshaft position bank 2 (CMP2)trigger_inMAXXECURACE-C1-K4DIN/VR 2digital_incorroborated
OEM-C175E-42Camshaft position bank 2 exhaust (CMP2 EX)trigger_inMAXXECURACE-C2-F3DIN/VR 4digital_incorroborated
OEM-C175E-44Intake manifold monitor (IMM)analog_inMAXXECURACE-C2-F2AIN 8 (0-5V)analog_incorroborated
OEM-C175E-45Intake port deactivation valve positionanalog_in———corroborated
OEM-C175E-46Fuel injector driver 3 (INJ 3)injector_outMAXXECURACE-C1-M1INJ 3injector_outcorroborated
OEM-C175E-47Cylinder head temperature (CHT)temp_inMAXXECURACE-C1-J1AIN 1 (temperature)temp_incorroborated
OEM-C175E-48Oil pressure switchdigital_in———corroborated
OEM-C175E-49Signal return engine #2sensor_groundAPP-J-GND1 + APP-J-GND2 + MAXXECURACE-C1-H1 + MAXXECURACE-C1-H2 + TB-J-GNDPedal 1 low ref + Pedal 2 low ref + Sensor GND + Trigger GND + Throttle sensor groundsensor_groundcorroborated
OEM-C175E-5Variable camshaft timing valve 1 (VCT1)low_side_outMAXXECURACE-C1-B4GPO 1low_side_outcorroborated
OEM-C175E-50Universal HEGO 1st sense (UO2SN-11)wb_vsMAXXECURACE-C1-F4WBO2 VSwb_vscorroborated
OEM-C175E-51Universal HEGO 2nd sense (UO2SN-21)wb_vs———corroborated
OEM-C175E-52Knock sensor 1 bank 1 return (KS1−)sensor_groundAPP-J-GND1 + APP-J-GND2 + MAXXECURACE-C1-H1 + MAXXECURACE-C1-H2 + TB-J-GNDPedal 1 low ref + Pedal 2 low ref + Sensor GND + Trigger GND + Throttle sensor groundsensor_groundcorroborated
OEM-C175E-53Knock sensor 1 bank 1 signal (KS1+)knock_inMAXXECURACE-C2-E2Knock 1knock_incorroborated
OEM-C175E-54VR sensor return (VRSRTN)sensor_groundAPP-J-GND1 + APP-J-GND2 + MAXXECURACE-C1-H1 + MAXXECURACE-C1-H2 + TB-J-GNDPedal 1 low ref + Pedal 2 low ref + Sensor GND + Trigger GND + Throttle sensor groundsensor_groundcorroborated
OEM-C175E-55Camshaft position bank 1 (CMP1)trigger_inMAXXECURACE-C1-H4HOMEtrigger_incorroborated
OEM-C175E-56Camshaft position bank 1 exhaust (CMP1 EX)trigger_inMAXXECURACE-C1-K3DIN/VR 1digital_incorroborated
OEM-C175E-57Oil pressure switch (MTX)digital_in———corroborated
OEM-C175E-59Manifold heater (CE511) or IMRC charge-motion valve (CE315, 5.0L RHD)————corroborated
OEM-C175E-6Variable camshaft timing valve 4 (VCT4)low_side_outMAXXECURACE-C1-E4GPO 4low_side_outcorroborated
OEM-C175E-60IMTV monitor (CE923) or intake manifold tuning valve (CE316, 5.0L RHD)————corroborated
OEM-C175E-61Fuel injector driver 7 (INJ 7)injector_outMAXXECURACE-C1-L2INJ 7injector_outcorroborated
OEM-C175E-62Fuel injector driver 2 (INJ 2)injector_outMAXXECURACE-C1-K2INJ 2injector_outcorroborated
OEM-C175E-67Knock sensor 2 bank 1 return (KS2−)sensor_groundAPP-J-GND1 + APP-J-GND2 + MAXXECURACE-C1-H1 + MAXXECURACE-C1-H2 + TB-J-GNDPedal 1 low ref + Pedal 2 low ref + Sensor GND + Trigger GND + Throttle sensor groundsensor_groundcorroborated
OEM-C175E-68Knock sensor 2 bank 1 signal (KS2+)knock_inMAXXECURACE-C2-E3Knock 2knock_incorroborated
OEM-C175E-69Crankshaft position return (CKP−)sensor_groundAPP-J-GND1 + APP-J-GND2 + MAXXECURACE-C1-H1 + MAXXECURACE-C1-H2 + TB-J-GNDPedal 1 low ref + Pedal 2 low ref + Sensor GND + Trigger GND + Throttle sensor groundsensor_groundcorroborated
OEM-C175E-7Variable camshaft timing valve 3 (VCT3)low_side_outMAXXECURACE-C1-D4GPO 3low_side_outcorroborated
OEM-C175E-70Crankshaft position (CKP+)trigger_inMAXXECURACE-C1-H3TRIGGERtrigger_incorroborated
OEM-C175E-8Electronic throttle control reference (ETCREF)vrefAPP-J-VCC1 + APP-J-VCC2 + MAXXECURACE-C1-G1 + TB-J-VCCPedal 1 5V supply + Pedal 2 5V supply + +5V sensor supply + Throttle 5V supplypower_in + vrefcorroborated
OEM-C175E-9Throttle position 2 (TP2-PS)analog_inMAXXECURACE-C1-J3AIN 3 (0-5V)analog_incorroborated

Cut list

WireFromToGauge (mm²)ColourLengthSignalIdent
W1OEM-C175E-18SP-14V-10.85no routePCM power feed (VPWR, fused)—
W2SP-14V-1MAXXECURACE-C1-M40.85no route+12V ECU power supply—
W3SP-GND-1MAXXECURACE-C1-L40.85no routeEngine GND—
W4SP-GND-1MAXXECURACE-C2-G40.85no routeENGINE GROUND—
W5APP-J-GND1SP-0V-10.5no routePedal 1 low ref—
W6APP-J-GND2SP-0V-10.5no routePedal 2 low ref—
W7OEM-C175E-23SP-0V-10.5no routeElectronic throttle control return (ETCRTN)—
W8OEM-C175E-40SP-0V-10.5no routeVR sensor return (VRSRTN)—
W9OEM-C175E-49SP-0V-10.5no routeSignal return engine #2—
W10OEM-C175E-52SP-0V-10.5no routeKnock sensor 1 bank 1 return (KS1−)—
W11OEM-C175E-54SP-0V-10.5no routeVR sensor return (VRSRTN)—
W12OEM-C175E-67SP-0V-10.5no routeKnock sensor 2 bank 1 return (KS2−)—
W13OEM-C175E-69SP-0V-10.5no routeCrankshaft position return (CKP−)—
W14TB-J-GNDSP-0V-10.5no routeThrottle sensor ground—
W15SP-0V-1MAXXECURACE-C1-H10.5no routeSensor GND—
W16SP-0V-1MAXXECURACE-C1-H20.5no routeTrigger GND—
W17APP-J-VCC1SP-5V1-10.5no routePedal 1 5V supply—
W18APP-J-VCC2SP-5V1-10.5no routePedal 2 5V supply—
W19OEM-C175E-17SP-5V1-10.5no routeBuffered power supply sensors (VBPWR)—
W20OEM-C175E-34SP-5V1-10.5no routeVoltage reference engine (VREF)—
W21OEM-C175E-8SP-5V1-10.5no routeElectronic throttle control reference (ETCREF)—
W22TB-J-VCCSP-5V1-10.5no routeThrottle 5V supply—
W23SP-5V1-1MAXXECURACE-C1-G10.5no route+5V sensor supply—
W24OEM-C175E-70MAXXECURACE-C1-H30.5no routeCrankshaft position (CKP+)—
W25OEM-C175E-55MAXXECURACE-C1-H40.5no routeCamshaft position bank 1 (CMP1)—
W26OEM-C175E-56MAXXECURACE-C1-K30.5no routeCamshaft position bank 1 exhaust (CMP1 EX)—
W27OEM-C175E-41MAXXECURACE-C1-K40.5no routeCamshaft position bank 2 (CMP2)—
W28OEM-C175E-42MAXXECURACE-C2-F30.5no routeCamshaft position bank 2 exhaust (CMP2 EX)—
W29OEM-C175E-53MAXXECURACE-C2-E20.5no routeKnock sensor 1 bank 1 signal (KS1+)—
W30OEM-C175E-68MAXXECURACE-C2-E30.5no routeKnock sensor 2 bank 1 signal (KS2+)—
W31OEM-C175E-1MAXXECURACE-C1-K10.5no routeFuel injector driver 1 (INJ 1)—
W32OEM-C175E-62MAXXECURACE-C1-K20.5no routeFuel injector driver 2 (INJ 2)—
W33OEM-C175E-46MAXXECURACE-C1-M10.5no routeFuel injector driver 3 (INJ 3)—
W34OEM-C175E-3MAXXECURACE-C1-M20.5no routeFuel injector driver 4 (INJ 4)—
W35OEM-C175E-2MAXXECURACE-C1-M30.5no routeFuel injector driver 5 (INJ 5)—
W36OEM-C175E-31MAXXECURACE-C1-L30.5no routeFuel injector driver 6 (INJ 6)—
W37OEM-C175E-61MAXXECURACE-C1-L20.5no routeFuel injector driver 7 (INJ 7)—
W38OEM-C175E-16MAXXECURACE-C1-L10.5no routeFuel injector driver 8 (INJ 8)—
W39TB-J-M-MAXXECURACE-C2-H40.5no routeThrottle motor −—
W40TB-J-M+MAXXECURACE-C2-H20.5no routeThrottle motor +—
W41OEM-C175E-39SP-SHD-10.5no routeCrankshaft sensor shield/drain—
W42SP-SHD-1MAXXECURACE-C1-E30.5no routeGND Shield—
W43OEM-C175E-10MAXXECURACE-C1-G20.5no routeThrottle position 1 (TP1-NS)—
W44OEM-C175E-9MAXXECURACE-C1-J30.5no routeThrottle position 2 (TP2-PS)—
W45OEM-C175E-27MAXXECURACE-C1-F20.5no routeIntake air temperature (IAT)—
W46OEM-C175E-47MAXXECURACE-C1-J10.5no routeCylinder head temperature (CHT)—
W47APP-J-SIG1MAXXECURACE-C1-J40.5no routePedal position 1—
W48TB-J-TPS1MAXXECURACE-C2-G30.5no routeThrottle position 1—
W49APP-J-SIG2MAXXECURACE-C2-E40.5no routePedal position 2—
W50TB-J-TPS2MAXXECURACE-C2-F10.5no routeThrottle position 2—
W51OEM-C175E-5MAXXECURACE-C1-B40.5no routeVariable camshaft timing valve 1 (VCT1)—
W52OEM-C175E-4MAXXECURACE-C1-C40.5no routeVariable camshaft timing valve 2 (VCT2)—
W53OEM-C175E-7MAXXECURACE-C1-D40.5no routeVariable camshaft timing valve 3 (VCT3)—
W54OEM-C175E-6MAXXECURACE-C1-E40.5no routeVariable camshaft timing valve 4 (VCT4)—
W55OEM-C175E-35MAXXECURACE-C1-G30.5no routeUniversal HEGO 1st pump current (UO2SIP-11)—
W56OEM-C175E-50MAXXECURACE-C1-F40.5no routeUniversal HEGO 1st sense (UO2SN-11)—
W57OEM-C175E-20MAXXECURACE-C1-F30.5no routeUniversal HEGO 1st reference (UREF-11)—
W58OEM-C175E-44MAXXECURACE-C2-F20.5no routeIntake manifold monitor (IMM)—
W59OEM-C175E-30MAXXECURACE-C2-F40.5no routeEngine oil level switch (EOL)—

Bill of materials

CategoryPart numberManufacturerDescriptionQtyUnit
connectorCOYOTE-PCM-A—2011–14 Mustang GT PCM 70-way connector C175E (housing P/N unknown)1.000ea
connectorFORD-COYOTE-APPFordFord Coyote accelerator pedal plug (P/N unknown; 6-way)1.000ea
connectorFORD-COYOTE-TBFordFord Coyote throttle body plug (P/N unknown; 6-way)1.000ea

ECU setup sheet

RoleEngine refEngine signalSensorECU pointECU functionECU classSetup flag
dbw_motorTBThrottle motor +—MAXXECURACE-C2-H2MOTOR 1-hbridge—
dbw_motorTBThrottle motor −—MAXXECURACE-C2-H4MOTOR 1+hbridge—
dbw_pedalAPPPedal position 10_5vMAXXECURACE-C1-J4AIN 4 (0-5V)analog_0_5—
dbw_pedalAPPPedal position 20_5vMAXXECURACE-C2-E4AIN 6 (0-5V)analog_0_5—
dbw_tpsTBThrottle position 10_5vMAXXECURACE-C2-G3AIN 5 (0-5V)analog_0_5—
dbw_tpsTBThrottle position 20_5vMAXXECURACE-C2-F1AIN 7 (0-5V)analog_0_5—

Findings

Open (8)

SeverityCodeSubjectMessage
warnDATASET_GAPMustang GT PCM C175E22 of 70 cavities on Mustang GT PCM C175E have no pin data (11,12,13,14,15,19,22,24,25,26,28,29,32,33,37,38,43,58,63,64,65,66). Anything there is invisible to these checks.
warnDBW_MOTOR_CURRENTMAXXECURACE-C2-H2Cannot confirm MaxxECU RACE can drive the throttle motor: MAXXECURACE-C2-H2 "MOTOR 1-" is rated 2.0 A peak, but the motor stall current at TB-J-M+ is unknown. Add the motor's peak current from a source, or measure the motor resistance: peak ≈ 14 V ÷ R (Hondata measured 4.9 A for a Civic Si body, 10.4 A for a ZDX body; holding current is about 1 A).
warnDBW_MOTOR_CURRENTMAXXECURACE-C2-H4Cannot confirm MaxxECU RACE can drive the throttle motor: MAXXECURACE-C2-H4 "MOTOR 1+" is rated 2.0 A peak, but the motor stall current at TB-J-M- is unknown. Add the motor's peak current from a source, or measure the motor resistance: peak ≈ 14 V ÷ R (Hondata measured 4.9 A for a Civic Si body, 10.4 A for a ZDX body; holding current is about 1 A).
warnNET_FAMILYOEM-C175E-41 ↔ MAXXECURACE-C1-K4OEM-C175E-41 "Camshaft position bank 2 (CMP2)" [trigger_in] is wired to MAXXECURACE-C1-K4 "DIN/VR 2" [digital_in]. Hall-type cam/speed signals can use a digital input if it handles the frequency; VR signals cannot.
warnNET_FAMILYOEM-C175E-42 ↔ MAXXECURACE-C2-F3OEM-C175E-42 "Camshaft position bank 2 exhaust (CMP2 EX)" [trigger_in] is wired to MAXXECURACE-C2-F3 "DIN/VR 4" [digital_in]. Hall-type cam/speed signals can use a digital input if it handles the frequency; VR signals cannot.
warnNET_FAMILYOEM-C175E-56 ↔ MAXXECURACE-C1-K3OEM-C175E-56 "Camshaft position bank 1 exhaust (CMP1 EX)" [trigger_in] is wired to MAXXECURACE-C1-K3 "DIN/VR 1" [digital_in]. Hall-type cam/speed signals can use a digital input if it handles the frequency; VR signals cannot.
warnNO_FUEL_PUMPfuel pumpThis engine harness has no fuel-pump control path: no fuel-pump relay output is wired to the new ECU. If the stock car switches the pump outside the ECU (an airflow-meter contact or a separate module), the standalone must drive the pump relay itself — see the install notes for this car.
infoUNMAPPEDOEM8 optional OEM pins are not mapped: OEM-C175E-21 Universal HEGO 2nd reference (UREF-21); OEM-C175E-36 Universal HEGO 2nd pump current (UO2SIP-21); OEM-C175E-45 Intake port deactivation valve position; OEM-C175E-48 Oil pressure switch; OEM-C175E-51 Universal HEGO 2nd sense (UO2SN-21); OEM-C175E-57 Oil pressure switch (MTX); OEM-C175E-59 Manifold heater (CE511) or IMRC charge-motion valve (CE315, 5.0L RHD); OEM-C175E-60 IMTV monitor (CE923) or intake manifold tuning valve (CE316, 5.0L RHD)

Accepted (0)

CodeSubjectReasonBy

Notes

Auto-mapped by auto_map() from the library pin data on 2026-10-23. Review every wire against both manuals before building. Open items: - Fuel-pump control: MaxxECU MaxxECU RACE needs to drive the fuel pump, but the stock ECU has no fuel-pump output (an airflow-meter contact or a separate module runs it) and the ECU has no fuel-pump output pin to wire — add a fuel-pump relay on a spare low-side output, see the install notes for this car. Not wired: - OEM-C175E 36: Universal HEGO 2nd pump current (UO2SIP-21): no free wb_ip on MaxxECU MaxxECU RACE - OEM-C175E 51: Universal HEGO 2nd sense (UO2SN-21): no free wb_vs on MaxxECU MaxxECU RACE - OEM-C175E 21: Universal HEGO 2nd reference (UREF-21): no free wb_vgnd on MaxxECU MaxxECU RACE - OEM-C175E 45: Intake port deactivation valve position: no free analog_0_5 on MaxxECU MaxxECU RACE - OEM-C175E 48: Oil pressure switch: no free switch_in/frequency_in/analog_0_5 on MaxxECU MaxxECU RACE - OEM-C175E 57: Oil pressure switch (MTX): no free switch_in/frequency_in/analog_0_5 on MaxxECU MaxxECU RACE - OEM-C175E 59: Manifold heater (CE511) or IMRC charge-motion valve (CE315, 5.0L RHD): not classified in the library; wire by hand - OEM-C175E 60: IMTV monitor (CE923) or intake manifold tuning valve (CE316, 5.0L RHD): not classified in the library; wire by hand

Sources

ReliabilityKindTitleURLArchiveCapturedSHA-256
4vendor_docFord Performance Gen 1 Coyote control pack (M-6017-A504VB) instruction sheet————
4vendor_docMaxxECU GEN1 pinout (MINI / STREET / SPORT / V1 / RACE / PRO)http://www.maxxecu.com/webhelp/wirings-maxxecu_pinout.htmlarchive2026-10-052e37b6814690
3community_copyiihs.net: 2011 Mustang factory Wiring Diagrams (Cell 24 Electronic Engine Controls, 5.0L)https://iihs.net/fsm/?d=711———
2community_copyrusEFI OEM-Docs: Coyote C175E pinout (Pin/Circuit/Gauge/Circuit Function/Qualifier)https://raw.githubusercontent.com/rusefi/rusefi_documentation/master/OEM-Docs/Ford/Coyote-175e-pinout-B.png———