Operation CHARM: Car repair manuals for everyone.
Hosted by mcallihan.com

Ignition Control Module: Testing and Inspection

INSPECTION
1. Measure the voltage of the ECM terminals as follows.

- 1G (Ignition control module)
- 2B (Volume air flow sensor)
- 3H (Crankshaft position sensor)

2. Check the condition of the connector, distributor, ignition coil, and high-tension leads.
3. If all are normal, but misfire still occurs, replace the distributor.