7E Ignition System Primary Circuit

*** UPDATED BY TSB #18-62-86


1. With ignition coil negative terminal wire disconnected, place ignition switch in the Off position.
2. Disconnect 10 terminal electrical connector from power module.
3. Connect an ohmmeter between terminal No. 1 of power module 10 terminal electrical connector and ground.
4. If ohmmeter does not indicate continuity, replace power module.
5. If ohmmeter indicated continuity, check wiring from power module electrical connector terminal No. 1 for short circuit to ground.