FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Checking the Lead




Checking the Lead







Unplug the connector:
- Main instrument unit 20-pin connector (540)

















- Connect a test lamp to B+ and pin 3 of the MIU (K20).






















- Connect a jumper lead between terminal D+ and a good ground.












- Turn the ignition switch to the ON position.







- The test lamp should light.

Is the function correct?

NO - Rectifying the Lead - I

YES - Changing Components - II