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.
Drivetrain Control Module (DTCM) Part Time - DTCS C00A7-12 To C140A-13 - 1500
2024 Dodge and Ram 1500 TRXSECTION Drivetrain Control Module (DTCM) Part Time - DTCS C00A7-12 To C140A-13 - 1500
- DTC Troubleshooting
- C00A7-12 4WD-AWD Transfer Case Unit Actuator Position Sensor A-Circuit Short To Battery
- C00A7-13 4WD-AWD Transfer Case Unit Actuator Position Sensor A-Circuit Open
- C00A8-12 4WD-AWD Transfer Case Unit Actuator Position Sensor B-Circuit Short To Battery
- C00A8-13 4WD-AWD Transfer Case Unit Actuator Position Sensor B-Circuit Open
- 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
- C1403-13 Transfer Case Range Position Sensor-Circuit 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
- C1406-12 Transfer Case Brake Control - Circuit Short To Battery
- C1406-13 Transfer Case Brake Control-Circuit 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
RENDER: 1.0x
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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.