Steering Control Module (SCM) - Electrical Diagnostics

• Diagnostic Code Index
• DTC Troubleshooting
  • B1425-2A-Remote Radio Switch Input - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1504-2A-Left Steering Wheel Control Switch - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1D9C-00-Steering Column Tilt Switch
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1D9C-2A-Steering Column Tilt Switch - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B2225-00-(SCM) Steering Column Module Internal
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B2306-2A-Front Washer Switch - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B232E-00-Rear Washer Switch - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B2332-2A-Horn Switch - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B23A1-2A-Flash To Pass/Optical Horn Switch - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C1240-76-Steering Angle Sensor Angle OVERTRAVEL Performance - Wrong Mounting Position
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C2129-16-Battery Voltage - Circuit Voltage Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C2129-17-Battery Voltage - Circuit Voltage Above Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C212A-16-System Voltage - Circuit Voltage Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C212A-17-System Voltage - Circuit Voltage Above Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C2205-00-Steering Angle Sensor Internal
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C2205-29-Steering Angle Sensor Internal - Signal Invalid
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C2205-2F-Steering Angle Sensor Internal - Signal Erratic
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C2205-41-Steering Angle Sensor Internal - General Checksum Failure
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • C2205-96-Steering Angle Sensor Internal - Component Internal Failure
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0579-00-Speed Control Switch 1 Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0580-00-Speed Control Switch 1 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0581-00-Speed Control Switch 1 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0585-00-Speed Control Switch 1/2 Correlation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0591-00-Speed Control Switch 2 Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0592-00-Speed Control Switch 2 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0593-00-Speed Control Switch 2 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0815-2A-Upshift Switch - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0816-2A-Downshift Switch - Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1593-2A-Speed Control Switch 1/2 Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P172A-00-Gear Selector Switch
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0002-00-Can C Bus Off Performance
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0100-00-Lost Communication With Pcm
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0146-00-Lost Communication With Central Gateway
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0155-00-Lost Communication With Cluster/CCN
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1008-00-Lin 1 Bus
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1175-00-Lost Ignition Status Message
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test