Central Electronic Module (CEM), Rear Electronic Module (Rem), Upper Electronics Module (UEM) - Diagnostic Trouble Codes - 2 Of 13

• CEM-1A53: Communication With The Passenger Door Module (PDM). Signal Missing (2001-2004)
  • Diagnostic trouble code (DTC) information CEM-1A53
  • Signal missing
    • Checks
      • Checking the function of the passenger door module (PDM)
      • Checking the power supply and ground for the passenger door module (PDM)
      • Checking communication with the passenger door module (PDM)
    • Signal missing
      • General information
      • Checking the resistance of the control area network (CAN) cables
      • Checking a short-circuit in CAN cables
      • Checking the traffic load on the CAN cables
      • Identifying fault causes in the CAN network
      • Identifying a control module in the CAN network
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A53: Communication With The Passenger Door Module (PDM). Signal Missing (2005-2009)
  • Diagnostic trouble code (DTC) information CEM-1A53
  • Signal missing
    • Checks
      • Checking the power supply and ground for the passenger door module (PDM)
      • Checking communication with the passenger door module (PDM)
      • Checking the function of the passenger door module (PDM)
    • Signal missing
      • General information
      • Checking resistance in CAN-net
      • Checking the amount of traffic on the LS-CAN
      • Identifying a control module in the CAN network
      • Verification
      • Checking short-circuiting to ground/voltage in CAN-net
      • Checking voltage-drop in cable for CAN-H and CAN-L, respectively
    • Information
      • Fault-tracing information
• CEM-1A54: Communication With The Power Seat Module (PSM). Signal Missing (2001-2004)
  • Diagnostic trouble code (DTC) information CEM-1A54
  • Signal missing
    • Checks
      • Checking the function of the power seat module (PSM)
      • Checking the power supply and ground for the power seat module (PSM)
      • Checking communication with the power seat module (PSM)
    • Signal missing
      • General information
      • Checking the resistance of the control area network (CAN) cables
      • Checking a short-circuit in CAN cables
      • Checking the traffic load on the CAN cables
      • Identifying fault causes in the CAN network
      • Identifying a control module in the CAN network
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A54: Communication With The Power Seat Module (PSM). Signal Missing (2005-2009)
  • Diagnostic trouble code (DTC) information CEM-1A54
  • Signal missing
    • Checks
      • Checking the function of the power seat module (PSM)
      • Checking the power supply and ground terminals
      • Checking communication with the power seat module (PSM)
    • Signal missing
      • General information
      • Checking resistance in CAN-net
      • Checking the amount of traffic on the LS-CAN
      • Identifying a control module in the CAN network
      • Verification
      • Checking short-circuiting to ground/voltage in CAN-net
      • Checking voltage-drop in cable for CAN-H and CAN-L, respectively
    • Information
      • Fault-tracing information
• CEM-1A55: Communication With The Climate Control Module (CCM). Signal Missing (2001-2004)
  • Diagnostic trouble code (DTC) information CEM-1A55
  • Signal missing
    • Checks
      • Checking the function of the climate control module (CCM)
      • Checking the power supply and ground for the climate control module (CCM)
      • Checking communication with the climate control module (CCM)
    • Signal missing
      • General information
      • Checking the resistance of the control area network (CAN) cables
      • Checking a short-circuit in CAN cables
      • Checking the traffic load on the CAN cables
      • Identifying fault causes in the CAN network
      • Identifying a control module in the CAN network
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A55: Communication With The Climate Control Module (CCM). Signal Missing (2005-2009)
  • Diagnostic trouble code (DTC) information CEM-1A55
  • Signal missing
    • Checks
      • Checking the function of the climate control module (CCM)
      • Checking the power supply and ground for the climate control module (CCM)
      • Checking communication with the climate control module (CCM)
    • Signal missing
      • General information
      • Checking resistance in CAN-net
      • Checking the amount of traffic on the LS-CAN
      • Identifying a control module in the CAN network
      • Verification
      • Checking short-circuiting to ground/voltage in CAN-net
      • Checking voltage-drop in cable for CAN-H and CAN-L, respectively
    • Information
      • Fault-tracing information
• CEM-1A56: Communication With The Driver Information Module (Dim). Signal Missing (2001-2004)
  • Diagnostic trouble code (DTC) information CEM-1A56
  • Signal missing
    • Checks
      • Checking the function of the driver information module (DIM)
      • Checking the power supply and ground for the driver information module (DIM)
      • Checking communication with the driver information module (DIM)
    • Signal missing
      • General information
      • Checking the resistance of the control area network (CAN) cables
      • Checking a short-circuit in CAN cables
      • Checking the traffic load on the CAN cables
      • Identifying fault causes in the CAN network
      • Identifying a control module in the CAN network
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A56: Communication With The Driver Information Module (Dim). Signal Missing (2005-2009)
  • Diagnostic trouble code (DTC) information CEM-1A56
  • Signal missing
    • Checks
      • Checking the function of the driver information module (DIM)
      • Checking the power supply and ground for the driver information module (DIM)
      • Checking communication with the driver information module (DIM)
    • Signal missing
      • General information
      • Checking resistance in CAN-net
      • Checking the amount of traffic on the LS-CAN
      • Identifying a control module in the CAN network
      • Verification
      • Checking short-circuiting to ground/voltage in CAN-net
      • Checking voltage-drop in cable for CAN-H and CAN-L, respectively
    • Information
      • Fault-tracing information
• CEM-1A57: Communication With The RTI Module. Signal Missing (2002-2004)
  • Diagnostic trouble code (DTC) information CEM-1A57
  • Signal missing
    • Checks
      • Checking the function of the road traffic information module (RTI)
      • Checking the power supply and ground for the road traffic information module (RTI)
      • Checking communication with the road traffic information module (RTI)
    • Signal missing
      • General information
      • Checking the resistance of the control area network (CAN) cables
      • Checking a short-circuit in CAN cables
      • Checking the traffic load on the CAN cables
      • Identifying fault causes in the CAN network
      • Identifying a control module in the CAN network
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A57: Communication With The RTI Module. Signal Missing (2001)
  • Diagnostic trouble code (DTC) information CEM-1A57
  • Signal missing
    • Checks
      • Checking the function of the road traffic information module (RTI)
      • Checking the power supply and ground for the road traffic information module (RTI)
      • Checking communication with the road traffic information module (RTI)
    • Signal missing
      • General information
      • Checking the resistance of the control area network (CAN) cables
      • Checking a short-circuit in CAN cables
      • Checking the traffic load on the CAN cables
      • Identifying fault causes in the CAN network
      • Identifying a control module in the CAN network
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A57: Communication With The RTI Module. Signal Missing (2005-2009)
  • Diagnostic trouble code (DTC) information CEM-1A57
  • Signal missing
    • Checks
      • Checking the function of the road traffic information module (RTI)
      • Checking the power supply and ground for the road traffic information module (RTI)
      • Checking communication with the road traffic information module (RTI)
    • Signal missing
      • General information
      • Checking resistance in CAN-net
      • Checking the amount of traffic on the LS-CAN
      • Identifying a control module in the CAN network
      • Verification
      • Checking short-circuiting to ground/voltage in CAN-net
      • Checking voltage-drop in cable for CAN-H and CAN-L, respectively
    • Information
      • Fault-tracing information
• CEM-1A58: Communication With The Phone Module (PHM). Signal Missing (2005-2009)
  • Diagnostic trouble code (DTC) information CEM-1A58
  • Signal missing
    • Checks
      • Checking the function of the phone module (PHM)
      • Checking the power supply and ground for the phone module (PHM)
      • Checking communication with the phone module (PHM)
    • Signal missing
      • General information
      • Checking resistance in CAN-net
      • Checking the amount of traffic on the LS-CAN
      • Identifying a control module in the CAN network
      • Verification
      • Checking short-circuiting to ground/voltage in CAN-net
      • Checking voltage-drop in cable for CAN-H and CAN-L, respectively
    • Information
      • Fault-tracing information
    • Checking the ground terminal
      • Connecting the breakout box
      • Checking the ground terminal
      • Checking for open-circuits, contact resistance and oxidation
      • Verification
      • Fault-tracing information
• CEM-1A58: Communication With The Phone Module (PHM). Signal Missing (2001-2004)
  • Diagnostic trouble code (DTC) information CEM-1A58
  • Signal missing
    • Checks
      • Checking the function of the phone module (PHM)
      • Checking the power supply and ground for the phone module (PHM)
      • Checking communication with the phone module (PHM)
    • Signal missing
      • General information
      • Checking the resistance of the control area network (CAN) cables
      • Checking a short-circuit in CAN cables
      • Checking the traffic load on the CAN cables
      • Identifying fault causes in the CAN network
      • Identifying a control module in the CAN network
      • Verification
    • Information
      • Fault-tracing information
    • Connecting the breakout box. Carphone module
• CEM-1A59: Communication With The Audio Module (AUM). Signal Missing (2001-2004)
  • Diagnostic trouble code (DTC) information CEM-1A59
  • Signal missing
    • Checks
      • Checking the function of the audio module (AUM)
      • Checking the power supply and ground for the audio module (AUM)
      • Checking communication with the audio module (AUM)
    • Signal missing
      • General information
      • Checking the resistance of the control area network (CAN) cables
      • Checking a short-circuit in CAN cables
      • Checking the traffic load on the CAN cables
      • Identifying fault causes in the CAN network
      • Identifying a control module in the CAN network
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A59: Communication With The Audio Module (AUM). Signal Missing (2005-2009)
  • Diagnostic trouble code (DTC) information CEM-1A59
  • Signal missing
    • Checks
      • Checking the function of the audio module (AUM)
      • Checking the power supply and ground for the audio module (AUM)
      • Checking communication with the audio module (AUM)
    • Signal missing
      • General information
      • Checking resistance in CAN-net
      • Checking the amount of traffic on the LS-CAN
      • Identifying a control module in the CAN network
      • Verification
      • Checking short-circuiting to ground/voltage in CAN-net
      • Checking voltage-drop in cable for CAN-H and CAN-L, respectively
    • Information
      • Fault-tracing information