Golf GL L4-2.0L (AZG) (2001)
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Connect test box VAG 1598/31 to control module wiring harness. Engine control module remains disconnected.
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Check wiring for open circuit between test box and 3-pin connector using wiring diagram:
Contact 1 and test box socket 98
Contact 2 and test box socket 86
Contact 3 and test box socket 108
Wire resistance: max. 1.5 Ohms
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Additionally check wires for short to one another.
Specification: Infinity Ohms
If no wiring fault is detected and voltage was present between contacts 1+3:
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Replace Camshaft Position (CMP) sensor -G40-, item 15.
If no wiring fault is detected and no voltage was present between contacts 1+3:
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Replace engine control module.