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Home >> Land Rover >> 1994 >> Defender 90 (LD) V8-3.9L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair
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Engine Control Module: Service and Repair

NOTE: The Engine Control Module (ECM) is not serviceable. In the event of module failure, it must be replaced.

REMOVE
1. Disconnect battery ground terminal.
2. Remove toe board from front passenger's footwell.
3. Release ECM plug retaining clip.
4. Detach plug from ECM.
5. Remove securing screws and remove ECM.

REFIT
1. Refit the ECM by reversing the removal procedure.