Engine Control Module: Diagrams

Control modules in engine compartment

Engine Control Module (ECM) -J623-




Component Location:







Below plenum chamber cover center -Arrow-


121-pin, Pin Arrangements:







A - Engine Control Module (ECM) -J623-
121-pin, Pin Connector:

B - 81-Pin Connector -T81-

C - 40-Pin Connector -T40-

Note:
• The 121-pin connector -T121- is composed
of a 81-pin connector -T81- and a 40-pin connector -T40- .




154-pin, Pin Arrangements:







A - Engine Control Module (ECM) -J623-
154-pin, Pin Connector:

B - 94-Pin Connector -T94-

C - 60-Pin Connector -T60-

Note:
• The pin connector -T154- is composed of a 94-pin connector -T94- and a 60-pin connector -T60- .