audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

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If any of the specifications were not obtained:

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Replace the Leak Detection Pump (-V144-).

If the specified values were obtained:

Checking voltage supply

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Using a Multimeter, check the Leak Detection Pump (-V144-) electrical harness connector terminal 3 to Ground (GND) for voltage.

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Operate the starter briefly.

Specified value: battery voltage.

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Switch the ignition off.

If the specified value was not obtained:

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Check the wiring for a short circuit to Ground (GND) or an open circuit.

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Check the electrical harness connector for damage, corrosion, lose or broken terminals.

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