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 RAM20162500 HD LIMITED, 4D PICKUP, 6.4L ENG VIN J, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEX - 2500 HD & 3500 HDMODULE, DRIVETRAIN CONTROL (DTCM)
2016 Dodge and Ram 2500 HD Limited, 4D Pickup, 6.4L Eng VIN J, 4WD
Module, Drivetrain Control (DTCM)
2016 Dodge and Ram 2500 HD Limited, 4D Pickup, 6.4L Eng VIN J, 4WDSECTION Module, Drivetrain Control (DTCM)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| C1078 | TIRE REVOLUTIONS RANGE PERFORMANCE |
| C1404 | TRANSFER CASE RANGE POSITION SENSOR CIRCUIT LOW |
| C1405 | TRANSFER CASE RANGE POSITION SENSOR CIRCUIT HIGH |
| C1407 | TRANSFER CASE BRAKE CONTROL CIRCUIT LOW |
| C1408 | TRANSFER CASE BRAKE CONTROL CIRCUIT HIGH |
| C140A | TRANSFER CASE MOTOR PERFORMANCE |
| C140D | TRANSFER CASE MOTOR CONTROL CIRCUIT OPEN |
| C140E | TRANSFER CASE MOTOR BLOCKED |
| C1415 | TRANSFER CASE MOTOR CURRENT PERFORMANCE |
| C1444 | TRANSFER CASE MOTOR OVERUSE |
| C1456 | AWD CLUTCH POWER CONTROL CIRCUIT LOW |
| C1457 | AWD CLUTCH POWER CONTROL CIRCUIT HIGH |
| C145D | AWD CLUTCH POWER /RETURN CONTROL CIRCUIT OPEN |
| C1464 | FRONT AXLE DISCONNECT CONTROL CIRCUIT LOW |
| C1465 | FRONT AXLE DISCONNECT CONTROL CIRCUIT HIGH |
| C1472 | TRANSFER CASE CLUTCH CONTROL CIRCUIT PERFORMANCE |
| C1477 | TRANSFER CASE CLUTCH OVER TEMPERATURE |
| C147B | FRONT AXLE DISCONNECT SENSOR CIRCUIT PERFORMANCE |
| C147C | FRONT AXLE DISCONNECT POWER CIRCUIT LOW |
| C147D | FRONT AXLE DISCONNECT POWER SUPPLY CIRCUIT HIGH |
| 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 | CAN C BUS |
| U0100 | LOST COMMUNICATION WITH ECM/PCM |
| U0101 | LOST COMMUNICATION WITH TCM |
| U0121 | LOST COMMUNICATION WITH ANTI-LOCK BRAKE MODULE |
| U0140 | LOST COMMINICATION WITH BODY CONTROL MODULE |
| 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 SCM (SAS) |
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.