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 RAM20232500 HD POWER WAGONREPAIR AND DIAGNOSISSTEERINGSTEERING CONTROL SYSTEMS(STEERING ASSIST MODULE (SAM) - ELECTRICAL DIAGNOSTICS)
2023 Dodge and Ram 2500 HD Power Wagon
(Steering Assist Module (SAM) - Electrical Diagnostics)
2023 Dodge and Ram 2500 HD Power WagonSECTION (Steering Assist Module (SAM) - Electrical Diagnostics)
- Diagnostic Code Index
- DTC Troubleshooting
- C008E-00 Ecu Internal Performance
- C1593-00 Steering Torque Sensor Circuit
- C2128-00 Ecu Reset/Recovery Occurred
- C2129-16 Battery Voltage - Circuit Voltage Below Threshold
- C2129-17 Battery Voltage - Circuit Voltage Above Threshold
- C212A-16 System Voltage Low
- C212A-17 System Voltage - Circuit Voltage Above Threshold
- C2206-00 Vehicle Configuration Mismatch
- C2210-00 Ecu OVERTEMPERATURE
- C221F-00 Ecu Not Initialized
- U0002-00 Can C Bus Off Performance
- U0100-00 Lost Communication With ECM/Pcm "A"
- U0101-00 Lost Communication With TCM
- U0121-00 Lost Communication With Anti-Lock Brake System (Abs) Control Module "A"
- U0140-00 Lost Communication With Body Control Module
- U0155-00 Lost Communication With Cluster/CCN
- U0229-00 Lost Communication With Steering Column Control Module
- U0401-00 Implausible Data Received From ECM/Pcm "A"
- U0402-00 Implausible Data Received From TCM
- U0415-00 Invalid Data Received From Anti-Lock Brake System (Abs) Control Module "A"
- U0422-00 Implausible Data Received From Body Control Module
- U0423-00 Implausible Data Received From Cluster CCN
- U1216-00 Lost Communication With Driver Assistance System Module
- U1415-00 Implausible/Missing Vehicle Configuration Data
- U1447-00 Implausible Data Received From SCM
- U148A-00 Implausible Data Received From Driver Assistance System Module
- Standard Procedure
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.