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Home >> Saab >> 2001 >> 9-3 Base, 4D Hatchback, Automatic >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Interior/Illumination Lights >> Lighting And Signaling Systems >> Fault diagnosis, symptoms >> Front fog lights malfunctioning >> Checking Wiring Harness

Checking Wiring Harness

Jiggle the wiring harness in several places and in various directions to detect intermittent open circuits and short circuits in the wiring harness. Watch the multimeter, diagnostic tool and test lamp during the check.