Engine Control Module (ECM) & Electronic Fuel Injection (EFI) Diagnostic Trouble Codes - 1 Of 11

• ECM-959F: Accelerator Pedal Sensor. Faulty Signal (B6284T; 1999-2001)
  • Faulty signal
    • Frozen values and counter for diagnostic trouble codes.
      • Notes
      • Checking the status
      • Checking components
    • Information
      • Fault-tracing information
• ECM-959F: Accelerator Pedal Sensor. Faulty Signal (B6294S; 2000-2001)
  • Diagnostic trouble code (DTC) information
  • Faulty signal
• ECM-959F: Accelerator Pedal Sensor. Faulty Signal (B6304S3; 1999)
  • Diagnostic trouble code (DTC) information
  • Faulty signal
• ECM-960C: Engine Control Module (ECM), Torque Signal. Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-960C
  • Internal fault
• ECM-9700: Accelerator Pedal (AP) Position Sensor, Digital Signal. Faulty Signal (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9700
  • Faulty signal
• ECM-970B: Accelerator Pedal (AP) Position Sensor, Digital Signal. Signal Missing (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-970B
  • Signal missing
    • Checking the connectors and cables
    • Verification
      • Verification
    • Information
      • Fault-tracing information
• ECM-9800: Engine Control Module (ECM), Torque Signal. Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9800
  • Internal fault
    • Replacing the component
    • Information
      • Fault-tracing information
• ECM-980A: Torque-Limiting. Information (B6284T; 1999-2001)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
    • Overview
    • Frozen values and counter for diagnostic trouble codes.
      • Notes
      • Fault-tracing information
    • Information
      • Fault-tracing information
• ECM-980A: Torque-Limiting. Information (B6294S; 2000-2001)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
• ECM-980A: Torque-Limiting. Information (B6304S3; 1999)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
• ECM-980A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B5254T2; 2004)
  • Diagnostic trouble code (DTC) information ECM-980A
  • Fault-tracing information
• ECM-980A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B6294S2; B6294T; 2002-2004)
  • Diagnostic trouble code (DTC) information ECM-980A
  • Fault-tracing information
• ECM-980A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B5254T2; 2004)
  • Diagnostic trouble code (DTC) information ECM-980A
  • Internal fault. Permanent fault
• ECM-980A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B6294S2; B6294T; 2002-2004)
  • Diagnostic trouble code (DTC) information ECM-980A
  • Internal fault. Permanent fault
• ECM-9810: Engine Control Module (ECM), Engine Speed (Rpm). Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9810
  • Internal fault
• ECM-981A: Torque. Too High Torque (B6284T; 1999-2001)
  • Too-high: torque
    • Overview
    • Frozen values and counter for diagnostic trouble codes.
      • Notes
      • Checking components
    • Information
      • Fault-tracing information
  • Diagnostic trouble code (DTC) information
• ECM-981A: Torque. Too High Torque (B6294S; 2000-2001)
  • Too-high: torque
  • Diagnostic trouble code (DTC) information
• ECM-981A: Torque. Too High Torque (B6304S3; 1999)
  • Too-high: torque
  • Diagnostic trouble code (DTC) information
• ECM-981A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B5254T2; 2004)
  • Diagnostic trouble code (DTC) information ECM-981A
  • Fault-tracing information
• ECM-981A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B6294S2; B6294T; 2002-2004)
  • Diagnostic trouble code (DTC) information ECM-981A
  • Fault-tracing information
• ECM-981A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B5254T2; 2004)
  • Diagnostic trouble code (DTC) information ECM-981A
  • Internal fault. Permanent fault
• ECM-981A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B6294S2; B6294T; 2002-2004)
  • Diagnostic trouble code (DTC) information ECM-981A
  • Internal fault. Permanent fault
• ECM-9820: Engine Control Module (ECM), Load Signal. Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9820
  • Internal fault
    • Replacing the component
    • Information
      • Fault-tracing information
• ECM-982A: Air Mass. Level Too Low (B6284T; 1999-2001)
  • Level too low
    • Frozen values and counter for diagnostic trouble codes.
      • Notes
      • Checking components, intake system
    • Information
      • Fault-tracing information
  • Diagnostic trouble code (DTC) information ECM-982A
• ECM-982A: Air Mass. Level Too Low (B6294S; 2000-2001)
  • Level too low
  • Diagnostic trouble code (DTC) information ECM-982A
• ECM-982A: Air Mass. Level Too Low (B6304S3; 1999)
  • Level too low
  • Diagnostic trouble code (DTC) information ECM-982A
• ECM-982A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-982A
  • Fault-tracing information
• ECM-982A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B6294S2; B6294T; 2002-2003)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
• ECM-982A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-982A
  • Internal fault. Permanent fault
    • Checking diagnostic trouble codes (DTCs)
    • Fault-tracing information
    • Programming or replacing the Engine Control Module (ECM)
    • Information
      • Fault-tracing information
• ECM-982A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B6294S2; B6294T; 2002-2003)
  • Diagnostic trouble code (DTC) information
  • Internal fault. Permanent fault
• ECM-983A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-983A
  • Fault-tracing information
• ECM-983A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-983A
  • Internal fault. Permanent fault
• ECM-983B: Engine Control Module (ECM). Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-983B
  • Internal fault
• ECM-983C: Engine Control Module (ECM). Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-983C
  • Internal fault
• ECM-983D: Engine Control Module (ECM). Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-983D
  • Internal fault
• ECM-9840: Engine Control Module (ECM). Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9840
  • Internal fault
• ECM-984A: Engine Control Module (ECM), Load Signal. Internal Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-984A
  • Fault-tracing information
  • Internal fault. Permanent fault
    • Checking the intake and exhaust system
    • Programming or replacing the Engine Control Module (ECM)
    • Information
      • Fault-tracing information
• ECM-984B: Engine Control Module (ECM). Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-984B
  • Internal fault
• ECM-9850: Engine Control Module (ECM). Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9850
  • Internal fault
• ECM-985A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-985A
  • Fault-tracing information
• ECM-985A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-985A
  • Internal fault. Permanent fault
• ECM-9860: Engine Control Module (ECM). Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9860
  • Internal fault
• ECM-986A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-986A
  • Fault-tracing information
• ECM-986A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-986A
  • Internal fault. Permanent fault
• ECM-988A: Engine Control Module (ECM). Internal Fault. Intermittent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-988A
  • Fault-tracing information
• ECM-988A: Engine Control Module (ECM). Internal Fault. Permanent Fault (B5254T2; B6294S2; B6294T; 2004)
  • Diagnostic trouble code (DTC) information ECM-988A
  • Internal fault. Permanent fault
• ECM-990A: Idle Air Trim. Speed Too High/Low (B6284T; 1999-2001)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
• ECM-990A: Idle Air Trim. Speed Too High/Low (B6294S; 2000-2001)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
• ECM-990A: Idle Air Trim. Speed Too High/Low (B6304S3; 1999)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
• ECM-990A: Idle Air Trim. Faulty Signal (B5254T2; 2004)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
    • Fault-tracing information
• ECM-990A: Idle Air Trim. Faulty Signal (B6294S2; B6294T; 2002-2004)
  • Diagnostic trouble code (DTC) information
  • Fault-tracing information
• ECM-9970: Memory Fault In Ram. Faulty Signal (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9970
  • Faulty signal
• ECM-9980: Memory Fault In ROM. Faulty Signal (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9980
  • Faulty signal
• ECM-9990: Engine Control Module (ECM). Faulty Signal (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-9990
  • Faulty signal
• ECM-A12B: Speed Signal. Signal Missing (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-A12B
  • Fault-tracing information
• ECM-A12C: Speed Signal. Signal Too High (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-A12C
  • Fault-tracing information
• ECM-A130: Control Module Communication (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-A130
  • Faulty communication
    • 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
• ECM-E000: Control Module Communication. Faulty Communication (B5254T2; 2004)
  • Diagnostic trouble code (DTC) information ECM-E000
  • Faulty communication
• ECM-E000: Control Module Communication. Faulty Communication (B6284T; 1999-2001)
  • Diagnostic trouble code (DTC) information ECM-E000
  • Faulty communication
• ECM-E000: Control Module Communication. Faulty Communication (B6294S; 2000-2001)
  • Diagnostic trouble code (DTC) information ECM-E000
  • Faulty communication
• ECM-E000: Control Module Communication. Faulty Communication (B6294S2; B6294T; 2002-2004)
  • Diagnostic trouble code (DTC) information ECM-E000
  • Faulty communication
• ECM-E000: Control Module Communication. Faulty Communication (B6304S3; 1999)
  • Diagnostic trouble code (DTC) information ECM-E000
  • Faulty communication
• ECM-E000: Control Module Communication. Internal Fault (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-E000
• ECM-E003: Configuration Fault. Faulty Configuration (B5254T2; 2004)
  • Diagnostic trouble code (DTC) information
• ECM-E003: Configuration Fault. Faulty Configuration (B6284T; 1999-2001)
  • Diagnostic trouble code (DTC) information
• ECM-E003: Configuration Fault. Faulty Configuration (B6294S; 2000-2001)
  • Diagnostic trouble code (DTC) information
• ECM-E003: Configuration Fault. Faulty Configuration (B6294S2; B6294T; 2002-2004)
  • Diagnostic trouble code (DTC) information
• ECM-E003: Configuration Fault. Faulty Configuration (B6304S3; 1999)
  • Diagnostic trouble code (DTC) information
• ECM-E003: Configuration Fault. Faulty Signal (B5254T2; B6294S2; B6294T; 2005-2006)
  • Diagnostic trouble code (DTC) information ECM-E003
• ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5254T2; 2004-2006)
  • Unknown Diagnostic Trouble Code (DTC) for the current control module version
    • Reading off diagnostic trouble codes (DTCs)
• ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B6284T; 1999-2001)
  • Unknown Diagnostic Trouble Code (DTC) for the current control module version
• ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B6294S; 2000-2001)
  • Unknown Diagnostic Trouble Code (DTC) for the current control module version
• ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B6294S2; B6294T; 2002-2006)
  • Unknown Diagnostic Trouble Code (DTC) for the current control module version
• ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B6304S3; 1999)
  • Unknown Diagnostic Trouble Code (DTC) for the current control module version
    • Reading off diagnostic trouble codes (DTCs)
• EFI-4008: Canister Purge (Cp) Valve Leakage. Intermittent Fault (B6284T; B6304S3; 1999)
  • Diagnostic trouble code (DTC) information
  • Leakage. Intermittent fault
    • Checking canister purge (CP) valve
    • Information
      • Fault-tracing information
• EFI-4008: Canister Purge (Cp) Valve Leakage. Permanent Fault (B6284T; B6304S3; 1999)
  • Diagnostic trouble code (DTC) information
  • Leakage. Permanent fault
    • Checking vacuum downstream of the canister purge (CP) valve
    • Leakage. Intermittent fault
      • Checking canister purge (CP) valve
    • Information
      • Fault-tracing information
      • Verification