Operation CHARM: Car repair manuals for everyone.

Engine Control Module: Service and Repair


1. Disconnect negative battery cable.
2. Reach under instrument panel and remove heater duct.
3. Disconnect Electronic Control Assembly (ECA) connectors.

Electronic Control Assembly (ECA):






4. Remove ECA mounting bolts.

Electronic Control Assembly (ECA):






5. Remove ECA.

INSTALLATION NOTE: When installing ECA, be sure to insert mounting clip into bulkhead recess.

Electronic Control Assembly (ECA):






1. Place ECA into its mounting position.
2. Install mounting bolts and nut.
3. Plug in ECA electrical connectors.
4. Install heater duct.
5. Connect negative battery cable.