Golf L4-2.0L (ABA) (1996)
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Switch ignition off.
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Separate 8-pin connector to throttle valve control module - J338-.
Continuation If Voltage Is Present:
If voltage of about 5 volts was present:
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Connect multimeter using test leads from VW 1594 to measure resistance at test box sockets 40 and 41 and check for short circuits to each other.
Specification: Infinite Ohms
If the voltage was approx. battery voltage:
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Check wiring at 8-pin connector terminal 5 for short circuit to battery positive (B+) according to wiring diagram.
Continuation If No Voltage Is Present:
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Check wiring between test box and 8-pin connector for open circuit according to wiring diagram.
Terminal 5 and test box socket 40
Resistance: Maximum 1.5 ohms
If no wiring malfunction is detected:
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Replace throttle valve control module -J338-.
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Read the readiness code: If DTC memory has been erased, repair must be verified via appropriate display group: Readiness code, creating.