9-3 Coupe (9400) L4-2.0L Turbo (B204) (1999)
1
Hold the ohmmeter leads in contact with each other and adjust the instrument until a reading of 0 ohm is obtained.
2
Disconnect the load and the negative battery cable.
3
Connect one of the ohmmeter leads to the pin of the short-circuited cable.
4
Connect the other lead to a good grounding point on the car.
5
Jiggle the relevant wiring harness while observing the ohmmeter.
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If the ohmmeter shows infinite resistance, there is no short circuit.
^
On the other hand, if it shows low resistance or none at all, this indicates that the cable is short-circuited to ground.
Checking For Open-Circuit