volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Fuel Delivery and Air Induction > < With Generic Scan Tool|Page 3583
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Disconnect 3-pin connector from Leak Detection Pump -V144-.

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Connect hand multimeter VAG1526 to measure resistance between contacts 1 and 3 of -V144
Specification: 640-720 ohms

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Connect hand multimeter VAG1526 to measure resistance between contacts 2 and 3 of -V144 a specification of 17.5-27.5 ohms
Specification: 12.5 to 19.5 ohms

If the specifications are not attained:
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Replace Leak Detection Pump -V144-.

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Check DTC memory.

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Read readiness code.

If the DTC memory has been erased or the Engine Control Module separated from permanent (battery) positive, the readiness code must be generated
again.

Fuel Delivery and Air Induction > < With Generic Scan Tool|Page 3583