Checking the Relay Power Supply

Checking the Relay Power Supply












- Connect test lamp 86 11 857 between pin 1 (30) of the relay 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 - Rectifying the Lead - IV

YES - Checking the Solenoid's Supply Circuit