Drivetrain Control Module (DTCM) - Electrical Diagnostics

• Diagnostic Code Index
• DTC Troubleshooting
  • C1403-11-Transfer Case Range Position Sensor - Circuit Short To Ground
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1403-12-Transfer Case Range Position Sensor - Circuit Short To Battery
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1403-8F-Transfer Case Range Position Sensor - Erratic
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1403-92-Transfer Case Range Position Sensor - Performance Or Incorrect Operation
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1406-11-Transfer Case Brake Control - Circuit Short To Ground
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1406-12-Transfer Case Brake Control - Circuit Short To Battery
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1406-92-Transfer Case Brake Control - Performance Or Incorrect Operation
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C140A-13-Transfer Case Motor Control - Circuit Open
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C140A-92-Transfer Case Motor Control - Performance Or Incorrect Operation
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C140E-00-Transfer Case Motor Blocked
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1415-92- Transfer Case Motor "Current" - Performance Or Incorrect Operation
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1438-00-Transfer Case Differential Clutch Worn
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1444-00-Transfer Case Motor Overuse
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1472-92-Transfer Case Clutch Control - Performance Or Incorrect Operation
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1476-00-Transfer Case Clutch Position Out Of Range
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C1477-4B-Transfer Case Clutch - Over Temperature
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C2108-11-Drivetrain Supply Voltage - Circuit Short To Ground
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C2110-11-Sensor Supply 1 Voltage - Circuit Short To Ground
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C2110-12-Sensor Supply 1 Voltage - Circuit Short To Battery
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C2129-16-Battery Voltage - Circuit Voltage Below Threshold
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C2129-17-Battery Voltage - Circuit Voltage Above Threshold
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C212A-16-System Voltage - Circuit Voltage Below Threshold
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C212A-17-System Voltage - Circuit Voltage Above Threshold
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • C2201-00-FDCM/DTCM Internal
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0001-00-Can C Bus
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0100-00-Lost Communication With Pcm
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0101-00-Lost Communication With TCM
    • Notes
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0121-00-Lost Communication With Anti-Lock Brake System (Abs) Control Module
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0141-00-Lost Communication With IPM (FCM/TIPM)
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0212-00-Lost Communication With SCM (SAS)
    • Notes
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0401-00-Implausible Data Received From ECM/Pcm
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0402-00-Implausible Data Received From TCM
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0415-00-Implausible Data Received From Abs
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0429-00-Implausible Data Received From SCM
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0431-00-Implausible Data Received From IPM (FCM/TIPM)
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
• Standard Procedure
  • Transfer Case Verification Test
    • Diagnostic Test
  • Standard Procedure - DTCM Verification Test
    • Diagnostic Test