audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Engine Speed Sensor > < With Generic Scan Tool|Page 943
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Test for open circuit and short to positive or Ground in the following wiring connections:

Connector

Test box VAG 1598/31

Contact

Socket

3 (signal)

93

4

108

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Test for short circuits between the two wires.

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Correct any open/short circuit as necessary.

If no fault is detected:

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Fit a new engine control module. See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Component Tests and
General Diagnostics/Engine Speed (RPM) Sensor -G28-, Checking/With Manufacturer's Scan Tool 

Engine Speed Sensor > < With Generic Scan Tool|Page 943