volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Brake System Vacuum Pump V192, Checking|Page 6665 > < Diagram Information and Instructions|Page 6662
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Vacuum Pump: Testing and Inspection
Brake System Vacuum Pump V192, Checking

Brake system vacuum pump -V192-, checking 

During the start-up sequence the brake system vacuum pump -V192- must run briefly.

Work sequence 
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Position vehicle on a lifting platform, switch engine off.

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Start engine.

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Check by touch that the brake system vacuum pump -V192- is running with the assistance of a second person.
If the brake system vacuum pump -V192- does not run:

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Read engine control unit Diagnostic Trouble Code (DTC) memory.

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Refer to Powertrain Management; On Board Diagnostic (OBD); Checking and erasing engine control unit DTC memory

Brake System Vacuum Pump V192, Checking|Page 6665 > < Diagram Information and Instructions|Page 6662