Ford Ranger Maintaince And Repair Manual page 540

Exploded view of the firewall PCM mounting for 493−94 models
Exploded view of the firewall PCM mounting for 495−99 models
1. Disconnect the negative battery cable.
2. Disengage the wiring harness connector from the PCM by loosening the connector retaining bolt, then
pulling the connector from the module.
3. Remove the two nuts and the PCM cover.
4. Remove the PCM from the bracket by pulling the unit outward.
To install:
5. Install the PCM in the mounting bracket.
6. Install the PCM cover and tighten the two nuts.
7. Attach the wiring harness connector to the module, then tighten the connector retaining bolt.
8. Connect the negative battery cable.
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REMOVAL & INSTALLATION