Central Electronic Module (CEM) & Accessory Electronic Module (AEM) Diagnostic Trouble Codes

• AEM-1A01: Power Supply. Signal Too Low. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checking the power supply
    • Checking the power supply and ground on the Accessory Electronic Module (AEM)
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-1A01: Power Supply. Signal Too Low. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
• AEM-1D01: Control Module. Internal Fault. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D01
  • Internal fault
    • Replacing the Accessory Electronic Module (AEM)
• AEM-1D01: Control Module. Internal Fault. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D01
  • Internal fault
• AEM-1D02: Control Module, Software. Internal Fault. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D02
  • Internal fault
    • Reloading the software in the control module
• AEM-1D02: Control Module, Software. Internal Fault. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D02
  • Internal fault
• AEM-1D03: Control Module Not Fully Programmed. Internal Fault. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D03
  • Internal fault
    • Reloading the software in the control module
• AEM-1D03: Control Module Not Fully Programmed. Internal Fault. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D03
  • Internal fault
• AEM-1D07: Control Module. Internal Fault. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D07
  • Internal fault
    • Replacing the Accessory Electronic Module (AEM)
• AEM-1D07: Control Module. Internal Fault. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D07
  • Internal fault
• AEM-1D08: Control Module. Internal Fault. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D08
  • Internal fault
    • Replacing the Accessory Electronic Module (AEM)
• AEM-1D08: Control Module. Internal Fault. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D08
  • Internal fault
• AEM-1D0A: Control Module. Internal Fault. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D0A
  • Internal fault
    • Replacing the Accessory Electronic Module (AEM)
• AEM-1D0A: Control Module. Internal Fault. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-1D0A
  • Internal fault
• AEM-4F60: Back-Up (Reversing) Warning System. Signal Too Low. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-4F60: Back-Up (Reversing) Warning System. Signal Too Low. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
• AEM-4F61: Back-Up (Reversing) Warning System. Signal Too High. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-4F61: Back-Up (Reversing) Warning System. Signal Too High. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high
• AEM-4F62: Back-Up (Reversing) Warning System, Buzzer. Signal Too Low. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-4F62: Back-Up (Reversing) Warning System, Buzzer. Signal Too Low. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low
• AEM-4F63: Back-Up (Reversing) Warning System, Buzzer. Signal Too High. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-4F63: Back-Up (Reversing) Warning System, Buzzer. Signal Too High. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high
• AEM-5F10: Relay, Engine Block Heater. Signal Too Low. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-5F10: Relay, Engine Block Heater. Signal Too Low. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
• AEM-5F11: Relay, Engine Block Heater. Signal Too High Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too high / Signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-5F11: Relay, Engine Block Heater. Signal Too High Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too high / Signal missing
• AEM-5F20: Remote Start. Signal Too Low. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-5F20: Remote Start. Signal Too Low. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
• AEM-5F22: Remote Start. Signal Too Low. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-5F22: Remote Start. Signal Too Low. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
• AEM-5F23: Remote Start. Signal Too High. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too high
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-5F23: Remote Start. Signal Too High. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too high
• AEM-6C50: Alarm Output P0. Signal Too Low Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C50
  • Signal too low or signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-6C50: Alarm Output P0. Signal Too Low Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C50
  • Signal too low or signal missing
• AEM-6C51: Alarm Output P0. Signal Too High. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C51
  • Signal too high
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-6C51: Alarm Output P0. Signal Too High. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C51
  • Signal too high
• AEM-6C52: Alarm Output P1. Signal Too Low Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C52
  • Signal too low or signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-6C52: Alarm Output P1. Signal Too Low Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C52
  • Signal too low or signal missing
• AEM-6C53: Alarm Output P1. Signal Too High. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C53
  • Signal too high
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-6C53: Alarm Output P1. Signal Too High. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C53
  • Signal too high
• AEM-6C54: Alarm Output S0. Signal Too Low Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C54
  • Signal too low or signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-6C54: Alarm Output S0. Signal Too Low Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C54
  • Signal too low or signal missing
• AEM-6C55: Alarm Output S0. Signal Too High. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C55
  • Signal too high
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-6C55: Alarm Output S0. Signal Too High. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C55
  • Signal too high
• AEM-6C56: Alarm Output S1. Signal Too Low. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C56
  • Signal too low
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-6C56: Alarm Output S1. Signal Too Low. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C56
  • Signal too low
• AEM-6C57: Alarm Output S1. Signal Too High Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C57
  • Signal too high / Signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-6C57: Alarm Output S1. Signal Too High Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information AEM-6C57
  • Signal too high / Signal missing
• AEM-7A10: CARPHONE Mute Signal. Signal Too Low. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-7A10: CARPHONE Mute Signal. Signal Too Low. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
• AEM-7A11: CARPHONE Mute Signal. Signal Too High Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too high / Signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-7A11: CARPHONE Mute Signal. Signal Too High Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too high / Signal missing
• AEM-7A12: Rheostat Signal. Signal Too Low / High Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low / high or signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-7A12: Rheostat Signal. Signal Too Low / High Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low / high or signal missing
• AEM-7A14: Speed Signal. Signal Too Low / High Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low / high or signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-7A14: Speed Signal. Signal Too Low / High Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low / high or signal missing
• AEM-7A16: Antenna Amplifier. Signal Too Low. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-7A16: Antenna Amplifier. Signal Too Low. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too low
• AEM-7A17: Antenna Amplifier. Signal Too High Or Signal Missing. Intermittent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too high / Signal missing
    • Checking components and wiring
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• AEM-7A17: Antenna Amplifier. Signal Too High Or Signal Missing. Permanent Fault (2001-2007)
  • Diagnostic trouble code (DTC) information
  • Signal too high / Signal missing
• AEM-E001: Control Module Communication. Faulty Communication (2001-2004)
  • Diagnostic trouble code (DTC) information AEM-E001
  • Faulty communication
• AEM-E001: Control Module Communication. Faulty Communication (2005-2007)
  • Diagnostic trouble code (DTC) information AEM-E001
• AEM-E003: Configuration Fault. Faulty Configuration (2005-2007)
  • Diagnostic trouble code (DTC) information AEM-E003
• AEM-E003: Configuration Fault. Faulty Configuration (2001-2004)
  • Diagnostic trouble code (DTC) information AEM-E003
  • Faulty configuration
    • 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
    • Downloading new software
    • Verification
    • Information
      • Fault-tracing information
• AEM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (2001-2007)
  • Unknown diagnostic trouble code (DTC) for the current control module version
    • Reading off diagnostic trouble codes (DTC)
• CEM-8D02: Ignition Switch Lighting And High-Mounted Stop Lamp (Led). Signal Too High / Signal Missing (2004)
  • Diagnostic trouble code (DTC) information CEM-8D02
  • Signal too high / Signal missing
    • Checking the function
    • Checking the ignition switch lighting
    • Checking the high level stop lamps
    • Verification
      • Verification
    • Information
      • Fault-tracing information
    • Stop lamp, rear windshield, replacing
      • Notes
      • Removing the stop lamp
      • Identification
      • Reversing polarity of cables
      • Installing components
      • Function test
• CEM-1A03: S-Power Supply Signal Too Low (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A03
  • Signal too low
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A03: S-Power Supply. Signal Too Low. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Intermittent fault
    • Checking the connectors
    • Checking wiring
• CEM-1A03: S-Power Supply. Signal Too Low. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Permanent fault
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch connector
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A04: X-Power Supply. Signal Too Low (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A04
  • Signal too low
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A04: X-Power Supply. Signal Too Low. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Intermittent fault
    • Checking the connectors
    • Checking the cable
• CEM-1A04: X-Power Supply. Signal Too Low. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Permanent fault
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch connector
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A05: X-Power Supply Signal Too High (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A05
  • Signal too high
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A05: 30 Power Supply. Signal Too Low. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Intermittent fault
    • Checking wire between battery and alternator.
    • Checking the wires and connectors
    • Information
      • Fault-tracing information
• CEM-1A05: 30 Power Supply. Signal Too Low. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Permanent fault
    • Checking the cable between the battery and the generator (GEN)
    • Checking the power supply
    • Checking the power supply and ground terminals
    • Checking the battery
    • Battery
    • Checking the generator (GEN)
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A05: X-Power Supply. Signal Too High. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Intermittent fault
    • Checking the connectors
    • Checking wiring
• CEM-1A05: X-Power Supply. Signal Too High. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Permanent fault
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch connector
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A06: 15-Power Supply. Signal Too Low (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A06
  • Signal too low
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A06: 15-Power Supply. Signal Too Low. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Intermittent fault
    • Checking the connectors
    • Checking wiring
• CEM-1A06: 15-Power Supply. Signal Too Low. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Permanent fault
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch connector
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A07: 15-Power Supply. Signal Too High (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A07
  • Signal too high
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A07: 15-Power Supply. Signal Too High. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Intermittent fault
    • Checking the connectors
    • Checking wiring
• CEM-1A07: 15-Power Supply. Signal Too High. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Permanent fault
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch connector
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A08: 50-Power Supply. Signal Missing (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A08
  • Signal missing
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A08: 50-Power Supply. Signal Missing. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing. Intermittent fault
    • Checking the connectors
    • Checking the cable
• CEM-1A08: 50-Power Supply. Signal Missing. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing. Permanent fault
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch connector
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A09: 50-Power Supply. Signal Too High (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A09
  • Signal too high
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A09: 50-Power Supply. Signal Too High. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Intermittent fault
    • Checking the connectors
    • Checking wiring
• CEM-1A09: 50-Power Supply. Signal Too High. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Permanent fault
    • Checking the connectors
    • Checking the component and cable
    • Replacing the ignition switch connector
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A21: Increased Power Supply Relay. Signal Too High. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Intermittent fault.
    • Checking the relay
    • Replacement of component
• CEM-1A21: Increased Power Supply Relay. Signal Too High. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Permanent fault
    • Checking the relay
    • Replacing the CEM
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A23: Increased Power Supply Relay. No Signal. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing. Intermittent fault.
    • Checking the relay
    • Replacement of component
• CEM-1A23: Increased Power Supply Relay. No Signal. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal missing. Permanent fault
    • Checking the relay
    • Replacing the CEM
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A24: Relay Ext X2-Power Supply. Signal Too High. Intermittent Fault (Aw50/51 AWD; Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Intermittent fault
    • Checking the relay
    • Replacing CEM
    • Information
      • Fault-tracing information
• CEM-1A24: Relay Ext X2-Power Supply. Signal Too High. Permanent Fault (Aw50/51 AWD; Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too high. Permanent fault
    • Checking the relay
    • Replacing the CEM
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A25: Relay Ext X2-Power Supply. Signal Too Low. Intermittent Fault (Aw50/51 AWD; Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Intermittent fault
    • Checking the relay
    • Replacing CEM
    • Information
      • Fault-tracing information
• CEM-1A25: Relay Ext X2-Power Supply. Signal Too Low. Permanent Fault (Aw50/51 AWD; Aw55-50/51SN; 2001-2004)
  • Diagnostic trouble code (DTC) information
  • Signal too low. Permanent fault
    • Checking the relay
    • Replacing the CEM
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A26: Relay, 15I Power Supply. Signal Too High (2004)
  • Diagnostic trouble code (DTC) information CEM-1A26
  • Signal too high
    • Checking and replacing the CEM
    • Checking the control module
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A27: Relay, 15I Power Supply. Signal Too Low (2004)
  • Diagnostic trouble code (DTC) information CEM-1A27
  • Signal too low
    • Checking and replacing the CEM
    • Replacing the CEM
    • Checking the control module for open-circuits
    • Checking the control module for short-circuits
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• CEM-1A41: Real Time Clock. Faulty Signal (2005)
  • Diagnostic trouble code (DTC) information CEM-1A41
  • Faulty signal
    • Replacing the control module
• CEM-1A41: Real Time Clock. Internal Fault. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Internal fault. Intermittent fault
    • Fault-tracing information
• CEM-1A41: Real Time Clock. Internal Fault. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Internal fault. Permanent fault
    • Replacing the control module
• CEM-1A42: Real Time Clock. Faulty Signal (2005)
  • Diagnostic trouble code (DTC) information CEM-1A42
  • Faulty signal
• CEM-1A42: Real Time Clock. Internal Fault. Intermittent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Internal fault. Intermittent fault
• CEM-1A42: Real Time Clock. Internal Fault. Permanent Fault (2001-2004)
  • Diagnostic trouble code (DTC) information
  • Internal fault. Permanent fault
• CEM-1A51: Communication With The Supplemental Restraint System Module (SRS). Signal Missing (2001-2004)
  • Diagnostic trouble code (DTC) information CEM-1A51
  • Signal missing
    • Checking the function of the supplemental restraint system module (SRS)
    • Checking the power supply and ground for the supplemental restraint system module (SRS)
    • Checking communication with the supplemental restraint system module (SRS)
    • 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-1A51: Communication With The Supplemental Restraint System Module (SRS). Signal Missing (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A51
  • Signal missing
    • Checking the power supply for the supplemental restraint system module (SRS)
    • Checking the power supply and ground for the supplemental restraint system module (SRS)
    • Checking communication with the supplemental restraint system module (SRS)
    • Checking the function of the supplemental restraint system module (SRS)
    • 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-1A52: Communication With The Driver Door Module (DDM). Signal Missing (2005-2007)
  • Diagnostic trouble code (DTC) information CEM-1A52
  • Signal missing
    • Checking the power supply and ground for the driver door module (DDM)
    • Checking the communication with the driver door module (DDM)
    • Checking the function of the driver door module (DDM)
    • 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-1A52: Communication With The Driver Door Module (DDM). Signal Missing (2001-2004)
  • Diagnostic trouble code (DTC) information CEM-1A52
  • Signal missing
    • Checking the function of the driver door module (DDM)
    • Checking the power supply and ground for the driver door module (DDM)
    • Checking the communication with the driver door module (DDM)
    • 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 - intermittent fault
      • Fault-tracing information
    • Information
      • Fault-tracing information