volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

With Manufacturer's Scan Tool|Page 3079 > < With Manufacturer's Scan Tool|Page 3077
Page 3
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Connect multimeter between terminal 2 and Ground (GND) for voltage measurement.

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Switch ignition on.
Specified value: at least 11.5 V

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Switch ignition off.

If specified value is not obtained:

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Check wire between 4-pin connector terminal 2 and central electronics for open circuit according to wiring diagram.
Wire resistance: max: 1.5 Ohm

Continuation for all vehicles

If specified value is obtained:

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Connect test box to control module wiring harness, connect test box for wiring test. See: Testing and Inspection/Reading and Clearing Diagnostic
Trouble Codes/Scan Tool Connecting/With Generic Scan Tool/Test Box, Connecting For Wiring Test

Vehicles with 2-pin clutch vacuum vent valve switch

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Check wire between test box and 2-pin connector for open circuit according to wiring diagram.
Terminal 2 + socket 39
Wire resistance: max: 1.5 Ohm

Vehicles with 4-pin clutch vacuum vent valve switch

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Check wire between test box and 4-pin connector for open circuit according to wiring diagram.
Terminal 3 + socket 39
Wire resistance: max: 1.5 Ohm

With Manufacturer's Scan Tool|Page 3079 > < With Manufacturer's Scan Tool|Page 3077