Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2009COMMANDER LIMITED, 5.7 T, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSWIRING DIAGRAMSCONNECTOR END VIEWSCONNECTOR PIN-OUTSPOWERTRAIN CONTROL MODULE CONNECTOR END VIEW (C3)
2009 Jeep Commander Limited, 5.7 T, RWD
Powertrain Control Module Connector End View (C3)
2009 Jeep Commander Limited, 5.7 T, RWDSECTION Powertrain Control Module Connector End View (C3)
MODULE-POWERTRAIN CONTROL C3 - BLACK/NATURAL 38-WAY
| CAV | CIRCUIT | FUNCTION |
| 1 | - | - |
| 2 | - | - |
| 3 | K342 20BR/WT | ASD RELAY CONTROL |
| 4 | - | - |
| 5 | V35 20VT/OR | S/C VENT SOL CONTROL (4.7L) |
| 5 | K454 20BR/OR | MDS SOL CONTROL NO. 7 (5.7L) |
| 6 | K451 20BR/WT | MDS SOL CONTROL NO. 1 (5.7L) |
| 7 | V32 20VT/YL | S/C SUPPLY (4.7L) |
| 8 | - | - |
| 9 | K299 20BR/OR | O2 1/2 HEATER CONTROL |
| 10 | K399 20BR/GY | O2 2/2 HEATER CONTROL |
| 11 | C13 20LB/OR | A/C CLUTCH RELAY CONTROL |
| 12 | V36 20VT/YL | S/C VACUUM SOL CONTROL (4.7L) |
| 13 | - | - |
| 14 | B16 20LB/DG | BRAKE SWITCH NO. 2 SIGNAL (3.7L/5.7L) |
| 15 | V937 20VT/BR | S/C SWITCH RETURN |
| 16 | K167 20BR/YL | APPS NO. 1 SENSOR GROUND (3.7L/5.7L) |
| 17 | K400 20BR/VT | APPS NO. 2 SENSOR GROUND (3.7L/5.7L) |
| 18 | V72 20OR/VT | S/C SWITCH SENSE 2 (3.7L/5.7L) |
| 19 | F42 16DG/LG | FUSED ASD RELAY OUTPUT |
| 20 | K52 20DB/YL | EVAP PURGE SOL SIGNAL |
| 21 | - | - |
| 22 | - | - |
| 23 | B15 20DG/WT | BRAKE SWITCH NO. 1 SIGNAL |
| 24 | - | - |
| 25 | K23 20BR/WT | APPS NO. 1 SIGNAL (3.7L/5.7L) |
| 26 | - | - |
| 27 | T5 20DG/YL | AUTOSTICK UP/DOWN (ERS) SIGNAL (4.7L/5.7L) |
| 28 | F42 16DG/LG | FUSED ASD RELAY OUTPUT |
| 29 | K70 20DB/BR | EVAP PURGE SOL CONTROL |
| 30 | - | - |
| 31 | - | - |
| 32 | - | - |
| 33 | G224 20VT/YL | ENGINE OIL TEMPERATURE SIGNAL (5.7L) |
| 34 | V71 20VT/OR | S/C SWITCH SENSE 1 |
| 35 | K107 20VT/WT | ESM SIGNAL |
| 36 | K29 20WT/BR | APPS NO. 2 SIGNAL (3.7L/5.7L) |
| 37 | K31 20BR | FUEL PUMP RELAY CONTROL |
| 38 | T752 20DG/OR | ENGINE STARTER MOTOR RELAY CONTROL |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.