FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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12C Injector 3 & 4 Driver Circuit


1. Turn ignition switch Off, then disconnect [1][2]power module 10-way connector.
2. Connect an ohmmeter between terminal Nos. 6 and 7 of connector.
3. If ohmmeter indicates continuity, proceed to Test 12 step D.
4. If ohmmeter does not indicate continuity, locate and repair open in circuit from terminal No. 6 or 7.
NOTE: If wire in cavity No. 6 is the open one the problem is between the injector harness and where it splices into the main harness.