Checking the Relay Power Supply

Checking The Relay Power Supply







- Turn the ignition switch to the ON position.







- Remove component: Window lift relay, RH rear.

















- Connect a test lamp to terminal 2 of the relay holder 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 - I

YES - Checking VR-Bus (+)