Cabrio GLX L4-2.0L (ABA) (2001)
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Check wiring between test box and 4 pin connector (to control module) for open circuit according to wiring diagram.
Contact 3 + socket 25
Contact 4 + socket 26
Wire resistance: Max. 1.5 Ohm
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Check wiring at connector contacts 3+4 for short circuit to contacts 1+2 using wiring diagram.
Specification: Infinite Ohm
If no wiring malfunction is detected:
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Replace heated oxygen sensor (HO2S) before catalytic converter -G39-.
