mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Main Relay (Computer/Fuel System) > < Engine Control Module|Manual|Page 1598
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Engine Control Module: Service and Repair

1. Disconnect the negative battery cable.
2. Disconnect the PCM connector.
3. Remove the two nuts and PCM cover.
4. Remove the ground wire.
5. Remove PCM.
6. Install in reverse order of removal.

Main Relay (Computer/Fuel System) > < Engine Control Module|Manual|Page 1598