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 MANUALSDODGE AND RAM20231500 TRXREPAIR AND DIAGNOSISTRANSMISSIONTRANSFER CASEDRIVETRAIN CONTROL MODULE (DTCM) FULL TIME - DIAGNOSTIC CODE INDEX - 1500DIAGNOSTIC CODE INDEX
2023 Dodge and Ram 1500 TRX
Diagnostic Code Index
2023 Dodge and Ram 1500 TRXSECTION Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| C1078-00 | TIRE REVOLUTIONS RANGE PERFORMANCE |
| C1403-11 | TRANSFER CASE RANGE POSITION SENSOR-CIRCUIT SHORT TO GROUND |
| C1403-12 | TRANSFER CASE RANGE POSITION SENSOR-CIRCUIT SHORT TO BATTERY |
| C1403-15 | TRANSFER CASE RANGE POSITION SENSOR-CIRCUIT SHORT TO BATTERY OR OPEN |
| C1403-8F | TRANSFER CASE RANGE POSITION SENSOR-ERRATIC |
| C1403-92 | TRANSFER CASE RANGE POSITION SENSOR-PERFORMANCE OR INCORRECT OPERATION |
| C1406-11 | TRANSFER CASE BRAKE CONTROL-CIRCUIT SHORT TO GROUND |
| C1406-15 | TRANSFER CASE BRAKE CONTROL-CIRCUIT SHORT TO BATTERY OR OPEN |
| C1406-92 | TRANSFER CASE BRAKE CONTROL-PERFORMANCE OR INCORRECT OPERATION |
| C140A-11 | TRANSFER CASE MOTOR CONTROL-CIRCUIT SHORT TO GROUND |
| C140A-12 | TRANSFER CASE MOTOR CONTROL-CIRCUIT SHORT TO BATTERY |
| C140A-13 | TRANSFER CASE MOTOR CONTROL-CIRCUIT OPEN |
| C140A-19 | TRANSFER CASE MOTOR CONTROL-OVERCURRENT |
| C140A-4B | TRANSFER CASE MOTOR CONTROL-OVER TEMPERATURE |
| C140E-00 | TRANSFER CASE MOTOR BLOCKED |
| C1415-92 | TRANSFER CASE MOTOR CURRENT-PERFORMANCE OR INCORRECT OPERATION |
| C141C-11 | REAR DIFFERENTIAL CONTROL-CIRCUIT SHORT TO GROUND |
| C141C-12 | REAR DIFFERENTIAL CONTROL-CIRCUIT SHORT TO BATTERY |
| C141C-13 | REAR DIFFERENTIAL CONTROL-CIRCUIT OPEN (TRX) |
| C141C-13 | REAR DIFFERENTIAL CONTROL-CIRCUIT OPEN |
| C141C-64 | REAR DIFFERENTIAL CONTROL-SIGNAL PLAUSIBILITY FAILURE |
| C141C-92 | REAR DIFFERENTIAL CONTROL-PERFORMANCE OR INCORRECT OPERATION |
| C1444-00 | T-CASE MOTOR OVERUSE |
| C1463-11 | FRONT AXLE DISCONNECT CONTROL-CIRCUIT SHORT TO GROUND |
| C1463-12 | FRONT AXLE DISCONNECT CONTROL-CIRCUIT SHORT TO BATTERY |
| C1463-13 | FRONT AXLE DISCONNECT CONTROL-CIRCUIT OPEN |
| C1476-00 | TRANSFER CASE CLUTCH POSITION OUT OF RANGE |
| C1477-4B | TRANSFER CASE CLUTCH-OVER TEMPERATURE |
| C147B-11 | FRONT AXLE DISCONNECT SENSOR-CIRCUIT SHORT TO GROUND |
| C147B-12 | FRONT AXLE DISCONNECT SENSOR-CIRCUIT SHORT TO BATTERY |
| C147B-92 | FRONT AXLE DISCONNECT SENSOR-PERFORMANCE OR INCORRECT OPERATION |
| C147E-11 | FRONT AXLE DISCONNECT POWER SUPPLY-CIRCUIT SHORT TO GROUND |
| C147E-12 | FRONT AXLE DISCONNECT POWER SUPPLY-CIRCUIT SHORT TO BATTERY |
| C149E-12 | TRANSFER CASE MOTOR POSITION SENSOR-CIRCUIT SHORT TO BATTERY |
| C149E-13 | TRANSFER CASE MOTOR POSITION SENSOR-CIRCUIT OPEN |
| C149E-64 | TRANSFER CASE MOTOR POSITION SENSOR-SIGNAL PLAUSIBILITY FAILURE |
| C149E-8F | TRANSFER CASE MOTOR POSITION SENSOR-ERRATIC |
| C14AA-11 | TRANSFER CASE MOTOR POSITION SENSOR SUPPLY - CIRCUIT SHORT TO GROUND |
| C14AA-12 | TRANSFER CASE MOTOR POSITION SENSOR SUPPLY-CIRCUIT SHORT TO BATTERY |
| C14AA-13 | TRANSFER CASE MOTOR POSITION SENSOR SUPPLY - OPEN |
| C14AB-11 | TRANSFER CASE MOTOR POSITION SENSOR RETURN-CIRCUIT SHORT TO GROUND |
| C14AB-12 | TRANSFER CASE MOTOR POSITION SENSOR RETURN-CIRCUIT SHORT TO BATTERY |
| C14AD-11 | TRANSFER CASE RANGE POSITION SENSOR SUPPLY-CIRCUIT SHORT TO GROUND |
| C14AD-12 | TRANSFER CASE RANGE POSITION SENSOR SUPPLY-CIRCUIT SHORT TO BATTERY |
| C14AD-13 | TRANSFER CASE RANGE POSITION SENSOR SUPPLY-CIRCUIT OPEN |
| C212A-16 | SYSTEM VOLTAGE-CIRCUIT VOLTAGE BELOW THRESHOLD |
| C212A-17 | SYSTEM VOLTAGE-CIRCUIT VOLTAGE ABOVE THRESHOLD |
| C2201-00 | FDCM/DTCM INTERNAL |
| C2206-00 | VEHICLE CONFIGURATION MISMATCH |
| U0001-00 | CAN C BUS |
| U0100-00 | LOST COMMUNICATION WITH ECM/PCM |
| U0101-00 | LOST COMMUNICATION WITH TCM |
| U0121-00 | LOST COMMUNICATION WITH ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE |
| U0140-00 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| U0155-00 | LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER IPC CONTROL MODULE |
| U0212-00 | LOST COMMUNICATION WITH STEERING COLUMN CONTROL MODULE |
| U0401-00 | IMPLAUSIBLE DATA RECEIVED FROM ECM/PCM |
| U0402-00 | INVALID DATA RECEIVED FROM TCM |
| U0415-00 | IMPLAUSIBLE DATA RECEIVED FROM ABS |
| U0422-00 | IMPLAUSIBLE DATA RECEIVED FROM BODY CONTROL MODULE |
| U0429-00 | IMPLAUSIBLE DATA RECEIVED FROM SCM |
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.