Power Supply Testing

Main Power Supply and Ground Circuit

EC-MAIN-01:

EC-MAIN-01 - Connector View:

EC-MAIN-02:

EC-MAIN-02 - Connector View:

ECM Terminals And Reference Value:

WIRING DIAGRAM

Fuse Block - Junction Block (J/B) - Terminal Arrangement (B5, E83, E87, E89, M17, M18, M19):

Steps 1 - 4:

Steps 5 - 8:

Steps 9 - 11:

Steps 12 - 15:

Steps 16 - 18:

DIAGNOSTIC PROCEDURE