Jetta SportWagen L4-2.0L Turbo (CCTA) (2009)
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Start the engine and let it run at idle.
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Select "Diagnostic mode 6: Check test results of components that are not continuously monitored".
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Select "Test-ID 02: Oxygen sensor monitoring behind catalytic converter".
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Select following Test-IDs.
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Check the specified values at idle.
If the specified values were obtained:
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Switch ignition off. Fault is not active at this time. Check for poor connections, loose terminals and harness check.
If the specified values were Not obtained:
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Remove the right vehicle floor cover - arrows -.
Checking primary voltage
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Disconnect the brown Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) (G130) electrical harness connector - arrow -.