Checking the Relay Power Supply
Checking The Relay Power Supply.
- Connect test lamp 86 11 857 to pin 4 (86) of the relay holder and a good grounding point.
- Turn the ignition switch to START.
- 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 - Rectifying the Lead - VII
YES - Checking the Solenoid's Supply Circuit