Passat Wagon L4-2.0L Turbo (BPY) (2008)
Specified value: 1.5 ohms max.
If the specification was not obtained:
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Check the wiring for a short circuit to each other, Battery (+), and Ground (GND) or an open circuit.
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Check the electrical harness connectors 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:
Checking electrical circuit
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 Motronic Engine Control Module (ECM) (J623). Refer to => [ Motronic Engine Control Module J623, Replacing ] See: Computers
and Control Systems/Engine Control Module/Service and Repair/Motronic Engine Control Module J623, Replacing.
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Using a multimeter, check the Mass Air Flow (MAF) Sensor (G70) electrical harness connector terminal 1 to the Motronic Engine Control Module
(ECM) (J623) electrical harness connector T94 terminal 22 for an open circuit.