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.
2018 Chrysler 300 CFACTORY OEM SERVICE PROCEDURE
Module, Drivetrain Control (DTCM)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| C1078 | TIRE-REVOLUTIONS-RANGE-PERFORMANCE |
| C140A | TRANSFER CASE MOTOR - PERFORMANCE |
| C1456 | AWD-CLUTCH-POWER-CONTROL-CIRCUIT-LO |
| C1457 | AWD-CLUTCH-POWER-CONTROL-CIRCUIT-HI |
| C145D | AWD-CLUTCH-POWER-RETURN-CONTROL-CIRUIT OPEN |
| C1464 | FRONT AXLE DISCONNECT CONTROL CIRCUIT LOW |
| C1465 | FRONT AXLE DISCONNECT CONTROL CIRCUIT HIGH |
| C1477 | TRANSFER-CASE-CLUTCH-OVER-TEMPERATURE |
| C147A | TRANSFER CASE TEMPERATURE SENSOR - HIGH |
| C147B | FRONT AXLE DISCONNECT SENSOR CIRCUIT PERFORMANCE |
| C147C | FRONT AXLE DISCONNECT POWER CIRCUIT - LOW |
| C1480 | TRANSFER CASE RANGE DIGITAL POSITION SENSOR - PERFORMANCE |
| C2100 | BATTERY-VOLTAGE-LOW |
| C2101 | BATTERY VOLTAGE-HIGH |
| C2111 | SENSOR SUPPLY 1 VOLTAGE CIRCUIT - LOW |
| C2112 | SENSOR SUPPLY 1 VOLTAGE CIRCUIT-HIGH |
| C2201 | FDCM-DTCM-INTERNAL |
| U0001-00 | CAN C BUS |
| U0100 | LOST COMMUNICATION WITH ECM/PCM |
| U0101 | LOST COMMUNICATION WITH TCM |
| U0121 | LOST COMMUNICATION WITH ANTI-LOCK BRAKE MODULE |
| U0140 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| U0141 | LOST COMMUNICATION WITH IPM (BCM) |
| U0212 | LOST COMMUNICATION WITH SCM |
| U0401 | IMPLAUSIBLE DATA RECEIVED FROM ECM/PCM |
| U0402 | IMPLAUSIBLE DATA RECEIVED FROM TCM |
| U0415 | IMPLAUSIBLE DATA RECEIVED FROM ABS |
| U0422 | IMPLAUSIBLE DATA RECEIVED FROM BODY CONTROL MODULE |
| U0429 | IMPLAUSIBLE DATA RECEIVED FROM STEERING CONTROL MODULE |
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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