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Engine Control Module: Locations






Control modules in front part of vehicle

Motronic Control Module -J220-, Engine Control Module -J623-




Component Location:







Below plenum chamber cover center -Arrow-


80-pin, Pin Arrangements:







A - Motronic Control Module -J220-
Connector:

B - 28-Pin Connector -T80-, on wiring harness

C - 52-Pin Connector -T80-, on wiring harness

Note::
-T80- consists of items B and C




121-pin, Pin Arrangements:







A - Engine Control Module (ECM) -J623-
Connector:

B - 81-Pin Connector -T121-, on wiring harness

C - 40-Pin Connector -T121-, on wiring harness

Note::
-T121- consists of items B and C




154-pin, Pin Arrangements:







A - Engine Control Module (ECM) -J623-
Connector:

B - 94-Pin Connector -T94-, on wiring harness

C - 60-Pin Connector -T60-, on wiring harness