Jetta SportWagen L4-2.0L Turbo (CCTA) (2009)
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Select "Test-ID 131: Dynamic test".
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Check the specified values at idle.
If the specified value was obtained:
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Switch the ignition off. Fault is not active at this time. Check for poor connections, loose terminals and harness check.
If the specified value was Not obtained:
Checking primary voltage
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Disconnect the Heated Oxygen Sensor (HO2S) (G39) electrical harness connector - 1 -.
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Using a multimeter, check the Heated Oxygen Sensor (HO2S) (G39) electrical harness connector - 1 - terminals 1 to 2 for voltage.
Specified value: 0.400 to 0.500 Volts
If the specified value was obtained:
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Replace the Heated Oxygen Sensor (HO2S) (G39).