audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Leak Detection Pump, FSI, Checking|Page 8732 > < Leak Detection Pump, FSI, Checking|Page 8730
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Repair open circuit in wiring according to wiring diagram.

Checking output wiring

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Connect (V.A.G 1527B) as follows:

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Initiate output Diagnostic Test Mode (DTM). 

Display on (VAS 5051B):

A Output diagnostic test mode waiting, Advancing by switching required.
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Evaporative emission (EVAP) canister purge regulator valve 1.

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Press the -> button repeatedly, until leak detection pump (LDP) is activated.

‹› LED must blink.

If LED does not blink:

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End function "005 - output Diagnostic Test Mode (DTM)" by pressing <- button.

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Select "022 - End output" function in selection.

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Switch off ignition.

Leak Detection Pump, FSI, Checking|Page 8732 > < Leak Detection Pump, FSI, Checking|Page 8730