Passat Sedan 4Motion V6-3.6L (BLV) (2007)
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If the specified values were not obtained:
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Replace the Leak Detection Pump (LDP) (-V144-). Refer to the Repair Information.
If the specified values are obtained:
Checking voltage supply
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Start the engine.
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Using a multimeter, check the Leak Detection Pump (LDP) (-V144-) electrical harness connector terminal 3 to ground for voltage.
Specified value: battery voltage.
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Switch the engine off.
If the specified value was not obtained:
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Check the wiring from the Leak Detection Pump (LDP) (-V144-) electrical harness connector terminal 3 to fuse 44 in Fuse Panel B for high
resistance, an open circuit or a short circuit to Ground (GND).
