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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSJEEP2009GRAND CHEROKEE LAREDO, 4.7 P, 4WDREPAIR AND DIAGNOSISELECTRICALFUSES & CIRCUIT BREAKERSCONNECTOR END VIEWS & ELECTRICAL COMPONENT LOCATIONS (2 OF 4)MODULE-DOOR-DRIVER C1 (D3844A)
2009 Jeep Grand Cherokee Laredo, 4.7 P, 4WD
Module-Door-Driver C1 (D3844A)
2009 Jeep Grand Cherokee Laredo, 4.7 P, 4WDSECTION Module-Door-Driver C1 (D3844A)
Harness-Family: Door_Driver_2
Color: BLACK
Gender: FEMALE
Part Number: 31372-1000
Part Description: 10 CIRCUIT HYBRID RECEPTACLE ASSEMBLY
Connector No: D3844A
Option: Standard
Repair Kit Part Number: Not Available
Cavity Count: 10
| Pin | Circuit | Wire Color | Gauge/Size | Function | Option |
|---|---|---|---|---|---|
| 1 | Q301 | OR | 20 | DRIVER WINDOW HALL SENSOR A SIGNAL | N/A |
| 10 | Q311 | OR | 16 | LEFT FRONT WINDOW EXPRESS UP DRIVER | N/A |
| 3 | Q303 | WT | 20 | LEFT WINDOW HALL SENSOR B SIGNAL | N/A |
| 4 | A931 | RD | 20 | FUSED B(+) | N/A |
| 5 | C160 | DB | 20 | DRIVER MIRROR HEATER RETURN | N/A |
| 6 | C110 | DB | 20 | MIRROR HEATER DRIVER | N/A |
| 7 | A929 | RD | 16 | FUSED B(+) | N/A |
| 8 | Z911 | BK | 20 | GROUND | N/A |
| 9 | Q321 | OR | 16 | LEFT FRONT WINDOW EXPRESS UP DRIVER | N/A |
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.