Touareg 2 V6-3.6L (BHK) (2008)
After repair work, the following work steps must be performed in the following sequence:
1. Check the DTC memory. Refer to --> [ Diagnostic Mode 03 - Read DTC Memory ] See: Computers and Control Systems/Testing and
Inspection/Scan Tool Testing and Procedures/Diagnostic Mode 03 - Read DTC Memory.
2. If necessary, 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 Mode 04 - Erase DTC Memory.
3. If the DTC memory was erased, generate readiness code. Refer to --> [ Readiness Code ] See: Computers and Control Systems/Testing and
Inspection/Monitors, Trips, Drive Cycles and Readiness Codes.
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End of diagnosis.
Oxygen Sensor Behind Three Way Catalytic Converter, Checking
Oxygen Sensor Behind Three Way Catalytic Converter, Checking
The following procedure is used to diagnose Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G130)
‹› Vehicle must be raised before the electrical connector of the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G130) is
accessible.
‹› When servicing terminals 3 and 4 in the electrical harness connector of the Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC)
(G130) use only gold-plated terminals.
Special tools, testers and auxiliary items required
‹› Multimeter.
‹› Wiring diagram.
Test requirements
‹› The Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G130) fuses OK.
‹› Oxygen Sensor (O2S) 2 (behind Three Way Catalytic Converter (TWC)) Heater (Z30) OK. Refer to --> [ Oxygen Sensor O2S 2 behind Three
Way Catalytic Converter TWC Heater,
Checking ] See: Computers and Control Systems/Testing and Inspection/Component Tests and General Diagnostics/Oxygen Sensor O2S 2 behind Three
Way Catalytic Converter TWC Heater, Checking.
‹› Battery voltage at least 12.5 volts.
‹› All electrical consumers such as, lights and rear window defroster, switched off.
‹› Vehicles with automatic transmission, selector lever in position " P" or "N".