FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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8B Spark Control Wire Between Logic & Power Modules


1. Disconnect red [1][2]power module connector, then turn ignition switch Off.

Red Logic Module Connector:




12-way Power Module Connector:





2. Remove jumper wire from cavity 6 of red connector.
3. Disconnect [1][2]power module 12-way connector, then connect one lead of an ohmmeter to cavity 6 of red connector, and other lead to cavity 10 of 12-way connector.
4. If ohmmeter shows continuity, check cavity 10 of 12-way connector for damage that would cause a poor connection. If connector is good, replace [1][2]power module.
5. If ohmmeter shows no continuity, locate and repair open circuit in wire.