Power Supply Testing

Main Power Supply and Ground Circuit

EC-MAIN-01:

EC-MAIN-02:

WIRING DIAGRAM

Main Harness, Engine Room, And Body Harness Connector Views:

ECM TERMINALS AND REFERENCE VALUE
Specification data are reference values and are measured between each terminal and 32 (ECM ground).

Step 1:

Steps 2 - 4:

Steps 5 - 7:

Steps 8 - 10:

Steps 11 - 13:

Steps 14 - 16:

Step 18 - 20:

DIAGNOSTIC PROCEDURE