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APPLIES TO: This ignition system circuit wiring diagram applies to the following vehicles:
- 2.3L Ford Mustang: 1990.
NOTE: This wiring diagrams includes the following component circuits:
- Ignition Coil.
- Ignition Control Module (ICM).
ICM And Ignition Coil Tests: The following tutorial explains how to test the ignition coil and the ignition control module (ICM):
- How To Test The Ford Ignition Control Module (Distributor Mounted) (at: easyautodiagnostics.com).
- Ignition Coil Test -No Spark No Start Tests (Ford 4.9L, 5.0L, 5.8L).
Wiring Diagrams: You can find all of the available 2.3L Mustang wiring diagrams here:
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