On Board Diagnostic (OBD) - 2.8L V6 ATQ

• On Board Diagnostic (OBD)
  • Motronic, On Board Diagnostic (OBD)
    • On Board Diagnostic (OBD), technical data
      • Equipment
    • Malfunction Indicator Lamp (MIL), significance
    • Malfunction Indicator Lamp (MIL), checking
      • Special tools and equipment
      • Function test of warning lamp
      • - Warning lamp for On Board Diagnostic (Malfunction Indicator Lamp -MIL-) does not light up
      • - Warning lamp for On Board Diagnostic (Malfunction Indicator Lamp -MIL-) remains lit constantly
    • Safety precautions
    • VAS 5051 vehicle diagnostic, testing and information system orVAG1551 Scan Tool (ST), connecting and selecting functions
      • Test requirements
      • Procedure
        • Notes
        • Control module identification (example)
      • Procedure, continued
  • Check DTC Memory (function 02) and Erase DTC Memory (function 05)
    • Notes
    • End Output
    • Diagnostic Trouble Code (DTC) table
  • Output Diagnostic Test Mode (DTM) (function 03)
    • Notes
    • Test requirement
    • Test sequence
    • Activating the EVAP canister purge regulator valve (tank vent valve)
    • Activating the Secondary Air Injection (AIR) solenoid valve
    • Activating the Secondary Air Injection (AIR) pump relay
    • Activating intake manifold change-over valve
    • Activating camshaft adjustment valves
    • Activating Leak Detection Pump (diagnostic pump for tank ventilation system)
    • Activating fuel injectors
  • Basic Setting (function 04)
    • With ignition on and engine at standstill, the following operations can be performed using "function 04", basic setting:
    • With ignition on and engine running, the following operations can be performed using basic setting:
    • Test requirements for operations with engine running:
    • Test sequence
  • Code Control Module (function 07)
    • Notes
    • Coding table
  • Read Measuring Value Block (function 08)
    • Test requirements
    • Test sequence
  • Readiness code
    • Notes
    • Readiness code, checking
      • Test sequence
    • Readiness code, generating
      • Special Tools and Equipment
      • Requirements
      • Work step 1: Check DTC Memory
        • Test requirement
      • Work step 2: Erase DTC Memory
        • Test requirement
      • Work step 3: Adapt throttle valve control module to Engine Control Module (ECM)
        • Test requirement
      • Work step 4: Kick down function, adapting
        • Test requirement
      • Work step 5: Check operating condition of oxygen sensor control
      • Work step 6: Diagnostic of oxygen sensor aging before catalytic converter
        • Test requirement
      • Work step 7: Diagnostic of operational readiness of oxygen sensors behind catalytic converter
        • Test requirement
      • Work step 8: Diagnostic of oxygen sensor control system
        • Test requirement
      • Work step 9: Diagnostic of oxygen sensor aging behind catalytic converter
        • Test requirement
      • Work step 10: Diagnostic of catalytic converter
        • Test requirement
      • Work step 11: Diagnostic of tank ventilation valve
      • Work step 12: Diagnostic of tank seal
        • Test requirements
      • Work step 13: Diagnostic of Secondary Air Injection (AIR) system
        • Test requirement
      • Work step 14: Readiness code, reading