Diagnostic Trouble Codes With Test Charts

• OBD System Description
  • Diagnostic Trouble Codes
  • DTC Charts
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 1 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 2 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 3 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83 )- 4 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 5 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 6 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 7 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 8 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 9 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 10 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 11 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 12 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 13 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 14 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 15 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 16 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 17 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 18 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 19 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 20 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 21 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 22 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 23 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 24 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 25 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 26 Of 27
    • DTC Chart (4BMXX03.0UL2, 4BMXV0205M56, 4BMXV03.0M5R, 4BMXV03.0LER, 4BMXT03.0E83) - 27 Of 27
• Test Group Identification
  • Engine Family Test Groups
  • Catalyst Monitoring
    • Catalyst Monitoring for Test Groups:
      • Notes
      • General description
      • Monitoring procedure
      • Catalyst Monitoring structure
    • Catalyst Monitoring for Test Groups
      • Notes
      • General description
      • Monitoring procedure
      • Catalyst Monitoring structure
  • Misfire Monitoring
    • General description
      • Measurement Principle
      • Sensor Wheel adaptation
      • Calculation of the engine roughness threshold value
    • Misfire Monitoring Structure
    • Fault Processing
      • Error Window
      • Engine operating point window
      • Misfire detection
        • Emission Increase
        • Catalyst damage:
      • Statistics: Fault Processing
  • Evaporative System Monitoring
    • Evaporative System Leak Measurement
      • General Description of Leak Measurement
      • Monitoring Structure of Leak Measurement
      • Diagnosis Frequency and MIL illumination
        • Diagnosis Frequency and MIL illumination: No refueling detected; leak > 1,0 mm
        • Diagnosis Frequency and MIL illumination: After refueling detected; leak > 0,5 mm
    • Evaporative Purge System Flow Check
      • Notes
      • Monitoring Process of Evaporative Purge System Flow Check
      • Monitoring Structure of Evaporative Purge System Flow Check
  • Secondary Air System Monitoring
    • Secondary Air System Monitoring for Test Groups:
      • Notes
      • General Description of Secondary Air System Monitoring
      • Monitoring Structure of Secondary Air System Monitoring
    • Secondary Air System Monitoring for Test Groups
      • Notes
      • General Description of Secondary Air System Monitoring
      • Monitoring Structure of Secondary Air System Monitoring
  • Fuel System Monitoring
    • General Description
    • Monitoring Structure
    • Monitoring Conditions
  • Oxygen Sensor Monitoring
    • Oxygen Sensor Monitoring for Test Groups:
      • Notes
      • Monitoring of Upstream Oxygen Sensors
        • General Description of Upstream Oxygen Sensor Monitoring
      • Upstream Oxygen Sensor Monitoring Procedure
        • Notes
        • Flow Chart of Monitoring Oxygen Sensor Switching Time (lean to rich)
      • Monitoring of Downstream Oxygen Sensors
      • Oxygen Sensor Heater Monitoring
        • General Description of Oxygen Sensor Heater Monitoring
        • Circuitry for heater control and heater current measurement
        • Flow Chart of Oxygen Sensor Heater Monitoring
      • Oxygen Sensor Circuit Monitoring
        • Notes
        • Not plausible voltages
        • Not plausible course of sensor voltage
    • Oxygen Sensor Monitoring for Test Groups
      • Notes
      • Heater Diagnosis of Upstream Wide-Range Oxygen Sensor
        • General Description
        • Monitoring Overview
      • Diagnosis of Wide-Range Oxygen Sensor
        • General Description
      • Monitoring of Downstream Oxygen Sensors
      • Oxygen Sensor Heater Monitoring
        • General Description of Oxygen Sensor Heater Monitoring
        • Circuitry for heater controlling and heater current measuring
        • Flow Chart of Oxygen Sensor Heater Monitoring
      • Oxygen Sensor Circuit Monitoring
        • Notes
        • Not plausible voltages
        • Not plausible course of sensor voltage
• Additional Information
  • Location of Malfunction Indicator Light
  • Location of the Data Link Connector
  • Test Results reported in Mode 6 of J1979
• Table of ECM Input/Output Signals