New Beetle Convertible L5-2.5L (BPR) (2007)
If the specified value was obtained:
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Replace the Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) (G130)..
If the specified value was Not obtained:
Checking wiring
If the manufacturers test box is being used, perform the following step.
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Install the test box.
If the manufacturers test box is not being used, perform the following step.
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Remove the Engine Control Module (ECM) (J220). Refer to the Repair Information.
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Using a multimeter, check the Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) (G130) electrical harness connector
terminals to the Engine Control Module (ECM) ( J220) electrical harness connector T121 terminals for resistance.
Specified value: 1.5 ohms Max.
If the specified value was Not obtained:
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Check the wiring for an open, high resistance, short circuit to each other, Battery (+) or Ground.
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Check the electrical harness connector for damage, corrosion, loose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is detected in the wiring and the voltage supply was Not OK:
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Replace the Engine Control Module (ECM) (J220 ). Refer to the Repair Information.
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Install the right side vehicle O2S connector cover.
Final procedures
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 Modes 01 - 09.
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 Modes 01 - 09.
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/Readiness Code.
Oxygen Sensor Before Catalytic Converter, Checking
Diagnostic Procedures
Oxygen Sensor before Catalytic Converter, Checking
‹› Use only gold-plated terminals when servicing terminals in the electrical harness connector of the Heated Oxygen Sensor (HO2S) (G39 ).
Special tools, testers and auxiliary items required
‹› Multimeter.