Diagnostic Trouble Codes With Test Charts (V8)

• OBD System Description
  • Notes
  • Diagnostic Trouble Codes
  • Summary Table
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 1 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 2 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 3 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 4 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 5 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 6 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 7 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 8 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 9 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 10 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 11 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 12 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 13 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 14 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 15 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 16 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 17 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 18 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 19 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 20 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 21 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 22 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 23 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 24 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 25 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 26 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 27 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 28 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 29 Of 30
    • DTC Chart (4BMXV04.4LEV, 4BMXT04.4N62, 4BMXT04.8NHP) - 30 Of 30
• Test Group Identification
  • Notes
  • Catalyst Monitoring
    • General description
    • Monitoring structure
    • Monitoring Cycle
      • Oxygen Removal after fuel cut-off
      • Check of Monitoring Conditions for active test
      • Lambda Request
      • Mixture Enrichment
      • Measurement of Oxygen Storage Capacity (OSC)
      • Fault Detection
    • Block diagram of system operation
  • Misfire Monitoring
    • General description
    • Misfire Monitoring Structure
    • Monitoring Cycle
      • Data acquisition
      • Sensor wheel adaptation
      • Misfire detection
        • Notes
        • Calculation of the engine roughness
        • Detecting of multiple misfiring
        • Calculation of the engine roughness threshold value
    • Determination of misfiring
      • Notes
      • Statistics and 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: leak > 1.0 mm
        • Diagnosis Frequency and MIL illumination: Rough leak counter threshold: leak > 0.5 mm
    • Evaporative Purge System Flow Check
      • Notes
      • Monitoring Structure of Evaporative Purge System Flow Check
      • Monitoring Cycle of Evaporative Purge System Flow Check
        • Step 1 - For rich or lean mixture
        • Step 2 - For a stoichiometric mixture
        • Step 3
  • Secondary Air System Monitoring
    • General Description of Secondary Air System Monitoring
    • Monitoring Structure of Secondary Air System Monitoring
  • Fuel System Monitoring
    • General Description of Fuel System Monitoring
      • Mixture Pilot Control
      • Lambda-Controller
      • Adaptive pilot Control
        • Notes
        • Ranges of Learning Correction Coefficients tra, fra
        • Abbreviations for the fuel delivery system
      • Diagnosis of fuel delivery system
    • Monitoring Structure
    • Flow Chart of the fuel system monitoring function
  • Oxygen Sensor Monitoring
    • Heater Diagnosis of Upstream Wide-Range Oxygen Sensor
      • General Description
        • Notes
        • Operational readiness
        • Heater performance in fuel cut-off operation
        • Power stage diagnosis
      • Monitoring Overview
    • Diagnosis of Wide-Range Oxygen Sensor
      • General Description
        • Notes
        • Offset check
        • Heater coupling check
        • Dynamics checks (slow response)
        • Plausibility check
      • Monitoring Overview
    • Heater Monitoring of Downstream Oxygen Sensor
      • General Description
        • Notes
        • Resistance check
        • Power stage diagnosis
      • Monitoring Overview
    • Diagnosis of Downstream Oxygen Sensor
      • General Description
    • Aging Monitoring of Downstream Oxygen Sensor
      • General Description
• Table of Input / Output Signals
  • Notes
  • Table of Engine Control Module (ECM) Input / Output Signals
  • Table of Transmission Control Module (EGS) Input / Output Signals
• Additional Information
  • Drawing and Location of the Malfunction Indicator Light
    • For Test Group 4BMXV04.4LEV models: 545i, 645Ci, 645Ci Convertible.
    • For Test Group 4BMXV04.4LEV models: 745i, 745Li
    • For Test Group 4BMXT04.4N62 (model: X5 4.4i) and 4BMXT04.8NHP (model: X5 4.8is)
  • Location of the Data Link Connector
    • For Test Group 4BMXV04.4LEV models: 545i, 645Ci, 645Ci Convertible.
    • For Test Group 4BMXV04.4LEV models: 745i, 745Li
    • For Test Group 4BMXT04.4E53 (Model: X5 4.4i) and 4BMXT04.8XHP (model: X5 4.8 is)
  • Test Results reported in Mode 6 of J1979