audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Cruise Control Switch > < Clutch Switch, Cruise Control|Testing and Inspection|Page 8939
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LED should illuminate.

If the LED does not illuminate:

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Check wiring for open circuit and service if necessary.

If the LED illuminates:

Check actuation

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Connect test box VAG1598/31 to wiring harness for engine control module; do not connect engine control module.  See: Powertrain
Management/Computers and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Scan Tool Testing/With Generic Scan
Tool/Wiring and Component Check With Test Box VAG 1598/31

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Check for open circuit and short to positive or Ground in following wiring connection:

Connector

Test box VAG1598/31

terminal

Socket

2

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Repair any open/short circuit as necessary.

Cruise Control Switch > < Clutch Switch, Cruise Control|Testing and Inspection|Page 8939