Jetta GLS L4-1.8L Turbo (AWD) (2001)
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Connect test box VAG 1598/31 to control module wiring harness. The engine control module remains disconnected.
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Check wiring for open circuit between test box and connector using wiring diagram.
Contact 1 + socket 98
Contact 2 + socket 86
Contact 3 + socket 108
Wire resistance: Max. 1.5 ohms
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Additionally check wires for short to one another.
If no wiring fault is detected and voltage was present between contacts 1+3:
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Replace Camshaft Position (CMP) sensor 2 (G163).
If no wiring fault is detected and no voltage was present between contacts 1+3:
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Replace engine electronics control module.
