9-3 SE Hatchback (9400) L4-2.0L Turbo (B205) HO (2000)
YES -
Continue with Checking the Motronic Control Module Power Supply
-
Connect test lamp 86 11 857 between pin 27 on the control module female connector and a good grounding point.
-
The test lamp should light.
Checking the wiring harness.
Jiggle the leads and in-line connectors at several places and in different directions to reveal intermittent breaks and short circuits in the wiring harness.
Observe the multimeter, test lamp or diagnostic tool while doing this.
Is the function correct?
NO
-
See: No Communication With Motronic/Rectifying the Lead - II
YES -
Continue with Checking the Motronic Control Module Power Supply
-
Connect test lamp 86 11 857 between pin 27 on the control module female connector and a pin 2.