Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
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Engine Control Module: Service and Repair


1. Disconnect battery ground cable.
2. Pull back on center edges of the center carpet panel, disengaging the push pin retainers.
3. Remove attaching screws and carpet panel.
4. Remove screws attaching assembly to the floor pan.
5. Remove connector from electronic control assembly, then the assembly.
6. Reverse procedure to install.