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Mustang GT 2011–14 (Coyote 5.0) → MaxxECU MaxxECU MINI REV10+ (auto)

Mustang GT 2011–14 (Coyote 5.0) — MaxxECU — MaxxECU MINI
⚠ NOT CHECKED. Don't build from this.
Drawn by Michael Gnankou · Rev 0 · draft · 2026-10-11

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 errors18: read the Findings page before cutting any wire
Size of the job43 wires · 6 connectors · 1 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-1MAXXECUMINI-C1-H40.85☐☐☐☐☐☐☐
W3OEM-C175E-23SP-0V-10.5☐☐☐☐☐☐☐
W4OEM-C175E-40SP-0V-10.5☐☐☐☐☐☐☐
W5OEM-C175E-49SP-0V-10.5☐☐☐☐☐☐☐
W6OEM-C175E-52SP-0V-10.5☐☐☐☐☐☐☐
W7OEM-C175E-54SP-0V-10.5☐☐☐☐☐☐☐
W8OEM-C175E-67SP-0V-10.5☐☐☐☐☐☐☐
W9OEM-C175E-69SP-0V-10.5☐☐☐☐☐☐☐
W10SP-0V-1MAXXECUMINI-C1-A20.5☐☐☐☐☐☐☐
W11SP-0V-1MAXXECUMINI-C1-B30.5☐☐☐☐☐☐☐
W12SP-0V-1MAXXECUMINI-C1-B40.5☐☐☐☐☐☐☐
W13SP-0V-1MAXXECUMINI-C1-D40.5☐☐☐☐☐☐☐
W14OEM-C175E-17SP-5V1-10.5☐☐☐☐☐☐☐
W15OEM-C175E-34SP-5V1-10.5☐☐☐☐☐☐☐
W16OEM-C175E-8SP-5V1-10.5☐☐☐☐☐☐☐
W17SP-5V1-1MAXXECUMINI-C1-E20.5☐☐☐☐☐☐☐
W18OEM-C175E-70MAXXECUMINI-C1-A10.5☐☐☐☐☐☐☐
W19OEM-C175E-87MAXXECUMINI-C1-F10.5☐☐☐☐☐☐☐
W20OEM-C175E-88MAXXECUMINI-C1-F20.5☐☐☐☐☐☐☐
W21OEM-C175E-89MAXXECUMINI-C1-F30.5☐☐☐☐☐☐☐
W22OEM-C175E-90MAXXECUMINI-C1-F40.5☐☐☐☐☐☐☐
W23OEM-C175E-1MAXXECUMINI-C1-G30.5☐☐☐☐☐☐☐
W24OEM-C175E-62MAXXECUMINI-C1-H10.5☐☐☐☐☐☐☐
W25OEM-C175E-46MAXXECUMINI-C1-H20.5☐☐☐☐☐☐☐
W26OEM-C175E-3MAXXECUMINI-C1-H30.5☐☐☐☐☐☐☐
W27OEM-C175E-2MAXXECUMINI-C1-G30.5☐☐☐☐☐☐☐
W28OEM-C175E-31MAXXECUMINI-C1-H10.5☐☐☐☐☐☐☐
W29OEM-C175E-61MAXXECUMINI-C1-H20.5☐☐☐☐☐☐☐
W30OEM-C175E-16MAXXECUMINI-C1-H30.5☐☐☐☐☐☐☐
W31OEM-C175E-39SP-SHD-10.5☐☐☐☐☐☐☐
W32SP-SHD-1MAXXECUMINI-C1-D30.5☐☐☐☐☐☐☐
W33OEM-C175E-78MAXXECUMINI-C1-G20.5☐☐☐☐☐☐☐
W34OEM-C175E-79MAXXECUMINI-C1-G10.5☐☐☐☐☐☐☐
W35OEM-C175E-83MAXXECUMINI-C1-E10.5☐☐☐☐☐☐☐
W36OEM-C175E-84MAXXECUMINI-C1-D10.5☐☐☐☐☐☐☐
W37OEM-C175E-44MAXXECUMINI-C1-C30.5☐☐☐☐☐☐☐
W38OEM-C175E-10MAXXECUMINI-C1-D20.5☐☐☐☐☐☐☐
W39OEM-C175E-9MAXXECUMINI-C1-C40.5☐☐☐☐☐☐☐
W40OEM-C175E-27MAXXECUMINI-C1-C10.5☐☐☐☐☐☐☐
W41OEM-C175E-47MAXXECUMINI-C1-C20.5☐☐☐☐☐☐☐
W42OEM-C175E-30MAXXECUMINI-C1-B10.5☐☐☐☐☐☐☐
W43OEM-C175E-48MAXXECUMINI-C1-B20.5☐☐☐☐☐☐☐

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
1MAXXECUMINI-C1-E2MAXXECUMINI-C1-A2open (OL)5 V sensor reference must not touch sensor ground
2MAXXECUMINI-C1-H4MAXXECUMINI-C1-A2open (OL)+12 V supply must not touch sensor ground
3MAXXECUMINI-C1-E2MAXXECUMINI-C1-H4open (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

MAXXECUMINI-C1OEM-C175ESP-0VSP-14VSP-5V1SP-SHD

Connectors

MAXXECUMINI-C1

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
A1TRIGGER—W18—0.5OEM-C175E-70———
A2TRIGGER GND—W10—0.5SP-0V-1———
B1DIN 1 (Hall only)—W42—0.5OEM-C175E-30———
B2DIN 2 (Hall only)—W43—0.5OEM-C175E-48———
B3SENSOR GND—W11—0.5SP-0V-1———
B4SENSOR GND—W12—0.5SP-0V-1———
C1CLT—W40—0.5OEM-C175E-27———
C2IAT—W41—0.5OEM-C175E-47———
C3AIN 3 (0-5V)—W37—0.5OEM-C175E-44———
C4AIN 4 (0-5V)—W39—0.5OEM-C175E-9———
D1GPO 8/TACHO—W36—0.5OEM-C175E-84———
D2TPS—W38—0.5OEM-C175E-10———
D3GND Shield—W32—0.5SP-SHD-1———
D4SENSOR GND—W13—0.5SP-0V-1———
E1GPO 3—W35—0.5OEM-C175E-83———
E2+5V sensor supply—W17—0.5SP-5V1-1———
E3CAN L————————
E4CAN H————————
F1IGN 1—W19—0.5OEM-C175E-87———
F2IGN 2—W20—0.5OEM-C175E-88———
F3IGN 3—W21—0.5OEM-C175E-89———
F4IGN 4—W22—0.5OEM-C175E-90———
G1GPO 2—W34—0.5OEM-C175E-79———
G2GPO 1—W33—0.5OEM-C175E-78———
G3INJ 1—W23—0.5OEM-C175E-1———
G3INJ 1—W27—0.5OEM-C175E-2———
G4ENGINE GND————————
H1INJ 2—W24—0.5OEM-C175E-62———
H1INJ 2—W28—0.5OEM-C175E-31———
H2INJ 3—W25—0.5OEM-C175E-46———
H2INJ 3—W29—0.5OEM-C175E-61———
H3INJ 4—W26—0.5OEM-C175E-3———
H3INJ 4—W30—0.5OEM-C175E-16———
H4+12V (ECU power supply)—W2—0.85SP-14V-1———

OEM-C175E

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Fuel injector driver 1 (INJ 1)—W23—0.5MAXXECUMINI-C1-G3———
2Fuel injector driver 5 (INJ 5)—W27—0.5MAXXECUMINI-C1-G3———
3Fuel injector driver 4 (INJ 4)—W26—0.5MAXXECUMINI-C1-H3———
4Variable camshaft timing valve 2 (VCT2)————————
5Variable camshaft timing valve 1 (VCT1)————————
6Variable camshaft timing valve 4 (VCT4)————————
7Variable camshaft timing valve 3 (VCT3)————————
8Electronic throttle control reference (ETCREF)—W16—0.5SP-5V1-1———
9Throttle position positive slope (TP2-PS)—W39—0.5MAXXECUMINI-C1-C4———
10Throttle position negative slope (TP1-NS)—W38—0.5MAXXECUMINI-C1-D2———
11—————————
12—————————
13—————————
14—————————
15—————————
16Fuel injector driver 8 (INJ 8)—W30—0.5MAXXECUMINI-C1-H3———
17Buffered power supply sensors (VBPWR)—W14—0.5SP-5V1-1———
18PCM power feed (VPWR, fused)—W1—0.85SP-14V-1———
19—————————
20Universal HEGO 1st reference (UREF-11)————————
21Universal HEGO 2nd reference (UREF-21)————————
22—————————
23Electronic throttle control return (ETCRTN)—W3—0.5SP-0V-1———
24—————————
25—————————
26—————————
27Intake air temperature (IAT)—W40—0.5MAXXECUMINI-C1-C1———
28—————————
29—————————
30Engine oil level switch (EOL)—W42—0.5MAXXECUMINI-C1-B1———
31Fuel injector driver 6 (INJ 6)—W28—0.5MAXXECUMINI-C1-H1———
32—————————
33—————————
34Voltage reference engine (VREF)—W15—0.5SP-5V1-1———
35Universal HEGO 1st pump current (UO2SIP-11)————————
36Universal HEGO 2nd pump current (UO2SIP-21)————————
37—————————
38—————————
39Crankshaft sensor shield/drain—W31—0.5SP-SHD-1———
40VR sensor return (VRSRTN)—W4—0.5SP-0V-1———
41Camshaft position bank 2 (CMP2)————————
42Camshaft position bank 2 exhaust (CMP2 EX)————————
43—————————
44Intake manifold monitor (IMM)—W37—0.5MAXXECUMINI-C1-C3———
45Intake port deactivation valve position————————
46Fuel injector driver 3 (INJ 3)—W25—0.5MAXXECUMINI-C1-H2———
47Cylinder head temperature (CHT)—W41—0.5MAXXECUMINI-C1-C2———
48Oil pressure switch—W43—0.5MAXXECUMINI-C1-B2———
49Signal return engine #2—W5—0.5SP-0V-1———
50Universal HEGO 1st sense (UO2SN-11)————————
51Universal HEGO 2nd sense (UO2SN-21)————————
52Knock sensor 1 bank 1 return (KS1−)—W6—0.5SP-0V-1———
53Knock sensor 1 bank 1 signal (KS1+)————————
54VR sensor return (VRSRTN)—W7—0.5SP-0V-1———
55Camshaft position bank 1 (CMP1)————————
56Camshaft position bank 1 exhaust (CMP1 EX)————————
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)—W29—0.5MAXXECUMINI-C1-H2———
62Fuel injector driver 2 (INJ 2)—W24—0.5MAXXECUMINI-C1-H1———
63—————————
64—————————
65—————————
66—————————
67Knock sensor 2 bank 1 return (KS2−)—W8—0.5SP-0V-1———
68Knock sensor 2 bank 1 signal (KS2+)————————
69Crankshaft position return (CKP−)—W9—0.5SP-0V-1———
70Crankshaft position (CKP+)—W18—0.5MAXXECUMINI-C1-A1———
71Canister purge valve (CANP)————————
72—————————
73—————————
74—————————
75—————————
76—————————
77—————————
78Heater O2 post-cat 1st (HTR12)—W33—0.5MAXXECUMINI-C1-G2———
79Heater O2 pre-cat 1st (HTR11)—W34—0.5MAXXECUMINI-C1-G1———
80—————————
81Throttle actuator control motor − (TACM−)————————
82Throttle actuator control motor + (TACM+)————————
83Heater O2 post-cat 2nd (HTR22)—W35—0.5MAXXECUMINI-C1-E1———
84Heater O2 pre-cat 2nd (HTR21)—W36—0.5MAXXECUMINI-C1-D1———
85—————————
86—————————
87Ignition coil on plug G (COP-G)—W19—0.5MAXXECUMINI-C1-F1———
88Ignition coil on plug F (COP-F)—W20—0.5MAXXECUMINI-C1-F2———
89Ignition coil on plug E (COP-E)—W21—0.5MAXXECUMINI-C1-F3———
90Ignition coil on plug H (COP-H)—W22—0.5MAXXECUMINI-C1-F4———
91—————————
92Ignition coil on plug D (COP-D)————————
93Ignition coil on plug A (COP-A)————————
94Ignition coil on plug C (COP-C)————————
95Ignition coil on plug B (COP-B)————————

SP-0V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W3—0.5OEM-C175E-23———
1——W4—0.5OEM-C175E-40———
1——W5—0.5OEM-C175E-49———
1——W6—0.5OEM-C175E-52———
1——W7—0.5OEM-C175E-54———
1——W8—0.5OEM-C175E-67———
1——W9—0.5OEM-C175E-69———
1——W10—0.5MAXXECUMINI-C1-A2———
1——W11—0.5MAXXECUMINI-C1-B3———
1——W12—0.5MAXXECUMINI-C1-B4———
1——W13—0.5MAXXECUMINI-C1-D4———

SP-14V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W1—0.85OEM-C175E-18———
1——W2—0.85MAXXECUMINI-C1-H4———

SP-5V1

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W14—0.5OEM-C175E-17———
1——W15—0.5OEM-C175E-34———
1——W16—0.5OEM-C175E-8———
1——W17—0.5MAXXECUMINI-C1-E2———

SP-SHD

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W31—0.5OEM-C175E-39———
1——W32—0.5MAXXECUMINI-C1-D3———

Pin map

OEM pointOEM functionOEM familyTarget pointTarget functionTarget familyWire colourEvidence
OEM-C175E-1Fuel injector driver 1 (INJ 1)injector_outMAXXECUMINI-C1-G3INJ 1injector_outcorroborated
OEM-C175E-10Throttle position negative slope (TP1-NS)analog_inMAXXECUMINI-C1-D2TPSanalog_incorroborated
OEM-C175E-16Fuel injector driver 8 (INJ 8)injector_outMAXXECUMINI-C1-H3INJ 4injector_outcorroborated
OEM-C175E-17Buffered power supply sensors (VBPWR)vrefMAXXECUMINI-C1-E2+5V sensor supplyvrefcorroborated
OEM-C175E-18PCM power feed (VPWR, fused)power_inMAXXECUMINI-C1-H4+12V (ECU power supply)power_incorroborated
OEM-C175E-2Fuel injector driver 5 (INJ 5)injector_outMAXXECUMINI-C1-G3INJ 1injector_outcorroborated
OEM-C175E-20Universal HEGO 1st reference (UREF-11)wb_vgnd———corroborated
OEM-C175E-21Universal HEGO 2nd reference (UREF-21)wb_vgnd———corroborated
OEM-C175E-23Electronic throttle control return (ETCRTN)sensor_groundMAXXECUMINI-C1-A2 + MAXXECUMINI-C1-B3 + MAXXECUMINI-C1-B4 + MAXXECUMINI-C1-D4TRIGGER GND + SENSOR GND + SENSOR GND + SENSOR GNDsensor_groundcorroborated
OEM-C175E-27Intake air temperature (IAT)temp_inMAXXECUMINI-C1-C1CLTtemp_incorroborated
OEM-C175E-3Fuel injector driver 4 (INJ 4)injector_outMAXXECUMINI-C1-H3INJ 4injector_outcorroborated
OEM-C175E-30Engine oil level switch (EOL)digital_inMAXXECUMINI-C1-B1DIN 1 (Hall only)digital_incorroborated
OEM-C175E-31Fuel injector driver 6 (INJ 6)injector_outMAXXECUMINI-C1-H1INJ 2injector_outcorroborated
OEM-C175E-34Voltage reference engine (VREF)vrefMAXXECUMINI-C1-E2+5V sensor supplyvrefcorroborated
OEM-C175E-35Universal HEGO 1st pump current (UO2SIP-11)wb_ip———corroborated
OEM-C175E-36Universal HEGO 2nd pump current (UO2SIP-21)wb_ip———corroborated
OEM-C175E-39Crankshaft sensor shield/drainshieldMAXXECUMINI-C1-D3GND Shieldshieldcorroborated
OEM-C175E-4Variable camshaft timing valve 2 (VCT2)low_side_out———corroborated
OEM-C175E-40VR sensor return (VRSRTN)sensor_groundMAXXECUMINI-C1-A2 + MAXXECUMINI-C1-B3 + MAXXECUMINI-C1-B4 + MAXXECUMINI-C1-D4TRIGGER GND + SENSOR GND + SENSOR GND + SENSOR GNDsensor_groundcorroborated
OEM-C175E-41Camshaft position bank 2 (CMP2)trigger_in———corroborated
OEM-C175E-42Camshaft position bank 2 exhaust (CMP2 EX)trigger_in———corroborated
OEM-C175E-44Intake manifold monitor (IMM)analog_inMAXXECUMINI-C1-C3AIN 3 (0-5V)analog_incorroborated
OEM-C175E-45Intake port deactivation valve positionanalog_in———corroborated
OEM-C175E-46Fuel injector driver 3 (INJ 3)injector_outMAXXECUMINI-C1-H2INJ 3injector_outcorroborated
OEM-C175E-47Cylinder head temperature (CHT)temp_inMAXXECUMINI-C1-C2IATtemp_incorroborated
OEM-C175E-48Oil pressure switchdigital_inMAXXECUMINI-C1-B2DIN 2 (Hall only)digital_incorroborated
OEM-C175E-49Signal return engine #2sensor_groundMAXXECUMINI-C1-A2 + MAXXECUMINI-C1-B3 + MAXXECUMINI-C1-B4 + MAXXECUMINI-C1-D4TRIGGER GND + SENSOR GND + SENSOR GND + SENSOR GNDsensor_groundcorroborated
OEM-C175E-5Variable camshaft timing valve 1 (VCT1)low_side_out———corroborated
OEM-C175E-50Universal HEGO 1st sense (UO2SN-11)wb_vs———corroborated
OEM-C175E-51Universal HEGO 2nd sense (UO2SN-21)wb_vs———corroborated
OEM-C175E-52Knock sensor 1 bank 1 return (KS1−)sensor_groundMAXXECUMINI-C1-A2 + MAXXECUMINI-C1-B3 + MAXXECUMINI-C1-B4 + MAXXECUMINI-C1-D4TRIGGER GND + SENSOR GND + SENSOR GND + SENSOR GNDsensor_groundcorroborated
OEM-C175E-53Knock sensor 1 bank 1 signal (KS1+)knock_in———corroborated
OEM-C175E-54VR sensor return (VRSRTN)sensor_groundMAXXECUMINI-C1-A2 + MAXXECUMINI-C1-B3 + MAXXECUMINI-C1-B4 + MAXXECUMINI-C1-D4TRIGGER GND + SENSOR GND + SENSOR GND + SENSOR GNDsensor_groundcorroborated
OEM-C175E-55Camshaft position bank 1 (CMP1)trigger_in———corroborated
OEM-C175E-56Camshaft position bank 1 exhaust (CMP1 EX)trigger_in———corroborated
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_out———corroborated
OEM-C175E-60IMTV monitor (CE923) or intake manifold tuning valve (CE316, 5.0L RHD)————corroborated
OEM-C175E-61Fuel injector driver 7 (INJ 7)injector_outMAXXECUMINI-C1-H2INJ 3injector_outcorroborated
OEM-C175E-62Fuel injector driver 2 (INJ 2)injector_outMAXXECUMINI-C1-H1INJ 2injector_outcorroborated
OEM-C175E-67Knock sensor 2 bank 1 return (KS2−)sensor_groundMAXXECUMINI-C1-A2 + MAXXECUMINI-C1-B3 + MAXXECUMINI-C1-B4 + MAXXECUMINI-C1-D4TRIGGER GND + SENSOR GND + SENSOR GND + SENSOR GNDsensor_groundcorroborated
OEM-C175E-68Knock sensor 2 bank 1 signal (KS2+)knock_in———corroborated
OEM-C175E-69Crankshaft position return (CKP−)sensor_groundMAXXECUMINI-C1-A2 + MAXXECUMINI-C1-B3 + MAXXECUMINI-C1-B4 + MAXXECUMINI-C1-D4TRIGGER GND + SENSOR GND + SENSOR GND + SENSOR GNDsensor_groundcorroborated
OEM-C175E-7Variable camshaft timing valve 3 (VCT3)low_side_out———corroborated
OEM-C175E-70Crankshaft position (CKP+)trigger_inMAXXECUMINI-C1-A1TRIGGERtrigger_incorroborated
OEM-C175E-71Canister purge valve (CANP)low_side_out———corroborated
OEM-C175E-78Heater O2 post-cat 1st (HTR12)low_side_outMAXXECUMINI-C1-G2GPO 1low_side_outcorroborated
OEM-C175E-79Heater O2 pre-cat 1st (HTR11)low_side_outMAXXECUMINI-C1-G1GPO 2low_side_outcorroborated
OEM-C175E-8Electronic throttle control reference (ETCREF)vrefMAXXECUMINI-C1-E2+5V sensor supplyvrefcorroborated
OEM-C175E-81Throttle actuator control motor − (TACM−)hbridge_out———corroborated
OEM-C175E-82Throttle actuator control motor + (TACM+)hbridge_out———corroborated
OEM-C175E-83Heater O2 post-cat 2nd (HTR22)low_side_outMAXXECUMINI-C1-E1GPO 3low_side_outcorroborated
OEM-C175E-84Heater O2 pre-cat 2nd (HTR21)low_side_outMAXXECUMINI-C1-D1GPO 8/TACHOlow_side_outcorroborated
OEM-C175E-87Ignition coil on plug G (COP-G)ignition_outMAXXECUMINI-C1-F1IGN 1ignition_outcorroborated
OEM-C175E-88Ignition coil on plug F (COP-F)ignition_outMAXXECUMINI-C1-F2IGN 2ignition_outcorroborated
OEM-C175E-89Ignition coil on plug E (COP-E)ignition_outMAXXECUMINI-C1-F3IGN 3ignition_outcorroborated
OEM-C175E-9Throttle position positive slope (TP2-PS)analog_inMAXXECUMINI-C1-C4AIN 4 (0-5V)analog_incorroborated
OEM-C175E-90Ignition coil on plug H (COP-H)ignition_outMAXXECUMINI-C1-F4IGN 4ignition_outcorroborated
OEM-C175E-92Ignition coil on plug D (COP-D)ignition_out———corroborated
OEM-C175E-93Ignition coil on plug A (COP-A)ignition_out———corroborated
OEM-C175E-94Ignition coil on plug C (COP-C)ignition_out———corroborated
OEM-C175E-95Ignition coil on plug B (COP-B)ignition_out———corroborated

Cut list

WireFromToGauge (mm²)ColourLengthSignalIdent
W1OEM-C175E-18SP-14V-10.85no routePCM power feed (VPWR, fused)—
W2SP-14V-1MAXXECUMINI-C1-H40.85no route+12V (ECU power supply)—
W3OEM-C175E-23SP-0V-10.5no routeElectronic throttle control return (ETCRTN)—
W4OEM-C175E-40SP-0V-10.5no routeVR sensor return (VRSRTN)—
W5OEM-C175E-49SP-0V-10.5no routeSignal return engine #2—
W6OEM-C175E-52SP-0V-10.5no routeKnock sensor 1 bank 1 return (KS1−)—
W7OEM-C175E-54SP-0V-10.5no routeVR sensor return (VRSRTN)—
W8OEM-C175E-67SP-0V-10.5no routeKnock sensor 2 bank 1 return (KS2−)—
W9OEM-C175E-69SP-0V-10.5no routeCrankshaft position return (CKP−)—
W10SP-0V-1MAXXECUMINI-C1-A20.5no routeTRIGGER GND—
W11SP-0V-1MAXXECUMINI-C1-B30.5no routeSENSOR GND—
W12SP-0V-1MAXXECUMINI-C1-B40.5no routeSENSOR GND—
W13SP-0V-1MAXXECUMINI-C1-D40.5no routeSENSOR GND—
W14OEM-C175E-17SP-5V1-10.5no routeBuffered power supply sensors (VBPWR)—
W15OEM-C175E-34SP-5V1-10.5no routeVoltage reference engine (VREF)—
W16OEM-C175E-8SP-5V1-10.5no routeElectronic throttle control reference (ETCREF)—
W17SP-5V1-1MAXXECUMINI-C1-E20.5no route+5V sensor supply—
W18OEM-C175E-70MAXXECUMINI-C1-A10.5no routeCrankshaft position (CKP+)—
W19OEM-C175E-87MAXXECUMINI-C1-F10.5no routeIgnition coil on plug G (COP-G)—
W20OEM-C175E-88MAXXECUMINI-C1-F20.5no routeIgnition coil on plug F (COP-F)—
W21OEM-C175E-89MAXXECUMINI-C1-F30.5no routeIgnition coil on plug E (COP-E)—
W22OEM-C175E-90MAXXECUMINI-C1-F40.5no routeIgnition coil on plug H (COP-H)—
W23OEM-C175E-1MAXXECUMINI-C1-G30.5no routeFuel injector driver 1 (INJ 1)—
W24OEM-C175E-62MAXXECUMINI-C1-H10.5no routeFuel injector driver 2 (INJ 2)—
W25OEM-C175E-46MAXXECUMINI-C1-H20.5no routeFuel injector driver 3 (INJ 3)—
W26OEM-C175E-3MAXXECUMINI-C1-H30.5no routeFuel injector driver 4 (INJ 4)—
W27OEM-C175E-2MAXXECUMINI-C1-G30.5no routeFuel injector driver 5 (INJ 5)—
W28OEM-C175E-31MAXXECUMINI-C1-H10.5no routeFuel injector driver 6 (INJ 6)—
W29OEM-C175E-61MAXXECUMINI-C1-H20.5no routeFuel injector driver 7 (INJ 7)—
W30OEM-C175E-16MAXXECUMINI-C1-H30.5no routeFuel injector driver 8 (INJ 8)—
W31OEM-C175E-39SP-SHD-10.5no routeCrankshaft sensor shield/drain—
W32SP-SHD-1MAXXECUMINI-C1-D30.5no routeGND Shield—
W33OEM-C175E-78MAXXECUMINI-C1-G20.5no routeHeater O2 post-cat 1st (HTR12)—
W34OEM-C175E-79MAXXECUMINI-C1-G10.5no routeHeater O2 pre-cat 1st (HTR11)—
W35OEM-C175E-83MAXXECUMINI-C1-E10.5no routeHeater O2 post-cat 2nd (HTR22)—
W36OEM-C175E-84MAXXECUMINI-C1-D10.5no routeHeater O2 pre-cat 2nd (HTR21)—
W37OEM-C175E-44MAXXECUMINI-C1-C30.5no routeIntake manifold monitor (IMM)—
W38OEM-C175E-10MAXXECUMINI-C1-D20.5no routeThrottle position negative slope (TP1-NS)—
W39OEM-C175E-9MAXXECUMINI-C1-C40.5no routeThrottle position positive slope (TP2-PS)—
W40OEM-C175E-27MAXXECUMINI-C1-C10.5no routeIntake air temperature (IAT)—
W41OEM-C175E-47MAXXECUMINI-C1-C20.5no routeCylinder head temperature (CHT)—
W42OEM-C175E-30MAXXECUMINI-C1-B10.5no routeEngine oil level switch (EOL)—
W43OEM-C175E-48MAXXECUMINI-C1-B20.5no routeOil pressure switch—

Bill of materials

CategoryPart numberManufacturerDescriptionQtyUnit
connectorCOYOTE-PCM-A—2011–14 Mustang GT PCM 70-way connector C175E (housing P/N unknown)1.000ea

ECU setup sheet

RoleEngine refEngine signalSensorECU pointECU functionECU classSetup flag
No configured channels.

Findings

Open (21)

SeverityCodeSubjectMessage
errorDBW_MOTOR_DRIVEthrottle motorThis car has an electronic throttle, but no throttle-motor pins were found in the harness. Wire the motor to an H-bridge on the ECU, or switch to the cable-conversion variant.
errorDBW_SENSOR_INPUTpedalOnly 0 pedal track(s) found. An electronic throttle needs two (main and sub) so the ECU can cross-check them.
errorDBW_SENSOR_INPUTtpsOnly 0 throttle-position track(s) found. An electronic throttle needs two (main and sub) so the ECU can cross-check them.
errorNET_MERGEDMAXXECUMINI-C1-G3 + OEM-C175E-1 + OEM-C175E-22 different OEM functions share one net: OEM-C175E-1 Fuel injector driver 1 (INJ 1); OEM-C175E-2 Fuel injector driver 5 (INJ 5)
errorNET_MERGEDMAXXECUMINI-C1-H1 + OEM-C175E-31 + OEM-C175E-622 different OEM functions share one net: OEM-C175E-31 Fuel injector driver 6 (INJ 6); OEM-C175E-62 Fuel injector driver 2 (INJ 2)
errorNET_MERGEDMAXXECUMINI-C1-H2 + OEM-C175E-46 + OEM-C175E-612 different OEM functions share one net: OEM-C175E-46 Fuel injector driver 3 (INJ 3); OEM-C175E-61 Fuel injector driver 7 (INJ 7)
errorNET_MERGEDMAXXECUMINI-C1-H3 + OEM-C175E-16 + OEM-C175E-32 different OEM functions share one net: OEM-C175E-16 Fuel injector driver 8 (INJ 8); OEM-C175E-3 Fuel injector driver 4 (INJ 4)
errorPHYS_REQUIRED_OPENMAXXECUMINI-C1-G4MAXXECUMINI-C1-G4 "ENGINE GND" is required but not wired.
errorREQUIRED_UNMAPPEDOEM-C175E-41Required OEM function "Camshaft position bank 2 (CMP2)" (trigger_in) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-42Required OEM function "Camshaft position bank 2 exhaust (CMP2 EX)" (trigger_in) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-55Required OEM function "Camshaft position bank 1 (CMP1)" (trigger_in) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-56Required OEM function "Camshaft position bank 1 exhaust (CMP1 EX)" (trigger_in) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-81Required OEM function "Throttle actuator control motor − (TACM−)" (hbridge_out) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-82Required OEM function "Throttle actuator control motor + (TACM+)" (hbridge_out) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-92Required OEM function "Ignition coil on plug D (COP-D)" (ignition_out) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-93Required OEM function "Ignition coil on plug A (COP-A)" (ignition_out) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-94Required OEM function "Ignition coil on plug C (COP-C)" (ignition_out) is not connected to the new ECU.
errorREQUIRED_UNMAPPEDOEM-C175E-95Required OEM function "Ignition coil on plug B (COP-B)" (ignition_out) is not connected to the new ECU.
warnDATASET_GAPMustang GT PCM C175E32 of 95 cavities on Mustang GT PCM C175E have no pin data (11,12,13,14,15,19,22,24,25,26,28,29,32,33,37,38,43,58,63,64,65,66,72,73,74,75,76,77,80,85,86,91). Anything there is invisible to these checks.
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.
infoUNMAPPEDOEM17 optional OEM pins are not mapped: OEM-C175E-20 Universal HEGO 1st reference (UREF-11); OEM-C175E-21 Universal HEGO 2nd reference (UREF-21); OEM-C175E-35 Universal HEGO 1st pump current (UO2SIP-11); OEM-C175E-36 Universal HEGO 2nd pump current (UO2SIP-21); OEM-C175E-4 Variable camshaft timing valve 2 (VCT2); OEM-C175E-45 Intake port deactivation valve position; OEM-C175E-5 Variable camshaft timing valve 1 (VCT1); OEM-C175E-50 Universal HEGO 1st sense (UO2SN-11); OEM-C175E-51 Universal HEGO 2nd sense (UO2SN-21); OEM-C175E-53 Knock sensor 1 bank 1 signal (KS1+); OEM-C175E-57 Oil pressure switch (MTX); OEM-C175E-59 Manifold heater (CE511) or IMRC charge-motion valve (CE315, 5.0L RHD); OEM-C175E-6 Variable camshaft timing valve 4 (VCT4); OEM-C175E-60 IMTV monitor (CE923) or intake manifold tuning valve (CE316, 5.0L RHD); OEM-C175E-68 Knock sensor 2 bank 1 signal (KS2+); OEM-C175E-7 Variable camshaft timing valve 3 (VCT3); OEM-C175E-71 Canister purge valve (CANP)

Accepted (0)

CodeSubjectReasonBy

Notes

Fit check: needs add-on. Resolve these before building: - No drive-by-wire; needs a cable-throttle conversion or an external DBW controller - Needs CAN (ford_mustang_2011_14); not documented for this ECU - No knock input; the stock knock sensor would be unused - Only 4 ignition outputs for 8 cylinders: wasted spark (pair coils per firing order) - Only 4 injector outputs for 8 injectors: batch / semi-sequential injection - This car has PATS immobilizer; needs a delete/bypass - Trigger pattern for Ford Coyote not checked yet 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-C175E 55: Camshaft position bank 1 (CMP1): no free cam_vr/cam_hall/frequency_in input on MaxxECU MaxxECU MINI - OEM-C175E 56: Camshaft position bank 1 exhaust (CMP1 EX): no free cam_vr/cam_hall/frequency_in input on MaxxECU MaxxECU MINI - OEM-C175E 41: Camshaft position bank 2 (CMP2): no free cam_vr/cam_hall/frequency_in input on MaxxECU MaxxECU MINI - OEM-C175E 42: Camshaft position bank 2 exhaust (CMP2 EX): no free cam_vr/cam_hall/frequency_in input on MaxxECU MaxxECU MINI - OEM-C175E 92: Ignition coil on plug D (COP-D): no free ignition output on MaxxECU MaxxECU MINI - OEM-C175E 93: Ignition coil on plug A (COP-A): no free ignition output on MaxxECU MaxxECU MINI - OEM-C175E 94: Ignition coil on plug C (COP-C): no free ignition output on MaxxECU MaxxECU MINI - OEM-C175E 95: Ignition coil on plug B (COP-B): no free ignition output on MaxxECU MaxxECU MINI - OEM-C175E 81: Throttle actuator control motor − (TACM−): needs a paired H-bridge on MaxxECU MaxxECU MINI (H-bridge pairing not in the library: set device_pin.bridge_pair from the ECU manual) - OEM-C175E 82: Throttle actuator control motor + (TACM+): needs a paired H-bridge on MaxxECU MaxxECU MINI (H-bridge pairing not in the library: set device_pin.bridge_pair from the ECU manual) - MAXXECUMINI-C1 G4: ENGINE GND: required by MaxxECU MaxxECU MINI but no stock pin feeds it; wire by hand - Fuel-pump control: MaxxECU MaxxECU MINI 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). Add a fuel-pump relay on a spare low-side output — see the install notes for this car. Not wired: - OEM-C175E 53: Knock sensor 1 bank 1 signal (KS1+): no free knock input on MaxxECU MaxxECU MINI - OEM-C175E 68: Knock sensor 2 bank 1 signal (KS2+): no free knock input on MaxxECU MaxxECU MINI - OEM-C175E 5: Variable camshaft timing valve 1 (VCT1): no free low_side/ls_hs/injector/hbridge on MaxxECU MaxxECU MINI - OEM-C175E 4: Variable camshaft timing valve 2 (VCT2): no free low_side/ls_hs/injector/hbridge on MaxxECU MaxxECU MINI - OEM-C175E 7: Variable camshaft timing valve 3 (VCT3): no free low_side/ls_hs/injector/hbridge on MaxxECU MaxxECU MINI - OEM-C175E 6: Variable camshaft timing valve 4 (VCT4): no free low_side/ls_hs/injector/hbridge on MaxxECU MaxxECU MINI - OEM-C175E 71: Canister purge valve (CANP): no free low_side/ls_hs/injector/hbridge on MaxxECU MaxxECU MINI - OEM-C175E 35: Universal HEGO 1st pump current (UO2SIP-11): no free wb_ip on MaxxECU MaxxECU MINI - OEM-C175E 36: Universal HEGO 2nd pump current (UO2SIP-21): no free wb_ip on MaxxECU MaxxECU MINI - OEM-C175E 50: Universal HEGO 1st sense (UO2SN-11): no free wb_vs on MaxxECU MaxxECU MINI - OEM-C175E 51: Universal HEGO 2nd sense (UO2SN-21): no free wb_vs on MaxxECU MaxxECU MINI - OEM-C175E 20: Universal HEGO 1st reference (UREF-11): no free wb_vgnd on MaxxECU MaxxECU MINI - OEM-C175E 21: Universal HEGO 2nd reference (UREF-21): no free wb_vgnd on MaxxECU MaxxECU MINI - OEM-C175E 45: Intake port deactivation valve position: no free analog_0_5 on MaxxECU MaxxECU MINI - OEM-C175E 57: Oil pressure switch (MTX): no free switch_in/frequency_in/analog_0_5 on MaxxECU MaxxECU MINI - 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_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———