Ignition Switch Power Source Circuit (Body ECU (Main))

IGNITION SWITCH POWER SOURCE CIRCUIT (BODY ECU (MAIN))

CIRCUIT DESCRIPTION

When the ignition switch is turned to the ACC position, battery voltage is applied to the terminal ACC of ECU and when the ignition switch is turned to the ON position, battery positive voltage is applied to the terminal SIG of the ECU.

Wiring Diagram:

Step 1 - 3:

INSPECTION PROCEDURE