Eos (1F7) L4-2.0L Turbo (BPY) (2007)
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).
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Check the electrical harness connector for damage, corrosion, lose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is detected in the wiring and if the voltage supply was OK:
Checking electrical circuit
If the manufacturers test box is being used. Perform the following step.
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Install the Test Box 105 Pin (VAG1598/42).
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 => [ Engine Control Module J623, Removing and Installing ] See: Engine
Control Module/Service and Repair/Engine Control Module J623, Removing and Installing.
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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.