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Angle Sensors For Throttle Drive, Checking > < Accelerator Pedal Position Sensors, Checking|Page 3862
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Test wiring between engine control module and accelerator position sensors.

Testing wiring

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Connect test box VAG 1598/31 to wiring harness for engine control module. Do not connect to the engine control module itself. See: Computers
and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Scan Tool Testing/With Manufacturer's Scan Tool/Scan Tool
Connecting and Initial Checks/Wiring and Component Testing Using VAG1598/31 Test Box

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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

1

72

2

73

3

36

4

35

5

33

6

34

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Correct any open/short circuit as necessary.

If no malfunction is detected in wiring:

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Replace accelerator position sensors.

Angle Sensors For Throttle Drive, Checking > < Accelerator Pedal Position Sensors, Checking|Page 3862