FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Ignition Control Module: Testing and Inspection

NOTE: An analog-type ohmmeter should be used.

Ignition Power Transistor:




Ignition Power Transistor Continuity Check:





No. 1 - No. 4 Coil Side
1. Connect the negative (-) terminal of the 1.5 V power supply to terminal 3 of the ignition power transistor; then check whether there is continuity between terminal 8 and terminal 3 when terminal 7 and the positive (+) terminal are connected and disconnected.

NOTE: Connect the (-) probe of the ohmmeter to terminal 8.

2. Replace the ignition power transistor if there is a malfunction.

Ignition Power Transistor:




Ignition Power Transistor Continuity Check:





No. 2 - No. 3 Coil Side
1. Connect the negative (-) terminal of the 1.5 V power supply to terminal 3 of the ignition power transistor; then check whether there is continuity between terminal 1 and terminal 3 when terminal 2 and the positive (+) terminal are connected and disconnected.

NOTE: Connect the (-) probe of the ohmmeter to terminal 1.

2. Replace the ignition power transistor if there is a malfunction.