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

NOTE: An analog-type circuit tester should be used.

Ignition Power Transistor Check:




Ignition Power Transistor Check - Chart:




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 and 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 circuit tester to terminal (13).

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

Ignition Power Transistor Check:




Ignition Power Transistor Check - Chart:




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; and 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 circuit tester to terminal (12).

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