A6 Quattro Wagon V6-3.2L (BKH) (2006)
‹› Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G130)
‹› Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G131)
Specified value: 1.5 ohms max.
If the specification is not obtained:
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Check the wiring for a short circuit to Battery positive (+) or an open circuit.
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If necessary, repair the wiring connection.
If no malfunctions are found in wiring:
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Replace Heated Oxygen Sensor (HO2S) (-G130-) or Heated Oxygen Sensor (HO2S) (-G131-) => Fuel Injection and Ignition 24 Removal and
Installation.
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Erase the DTC memory. Refer to => [ Diagnostic Mode 04 - Erase DTC Memory ] See: Computers and Control Systems/Testing and
Inspection/Scan Tool Testing and Procedures/Diagnostic Modes 01 - 09/Diagnostic Mode 04 - Erase DTC Memory.
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Perform a road test to verify repair.
If the DTC does not return:
Repair complete, Generate readiness code. Refer to => [ Readiness Code ] See: Computers and Control Systems/Testing and Inspection/Monitors,
Trips, Drive Cycles and Readiness Codes/Readiness Code.
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End diagnosis.
If the DTC does return and no malfunction is detected in the wiring and the voltage supply was OK:
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Replace the Engine Control Module (ECM) (J623). Refer to => [ Engine Control Module, Replacing ] See: Computers and Control
Systems/Engine Control Module/Service and Repair/Engine Control Module, Replacing.