Suspension Control ( Automatic - Electronic Level )

DTC 74 - Power Source Circuit

CIRCUIT DESCRIPTION

DTC Detecting Condition:

When turning the ignition switch to ON, the battery positive voltage is input to B and IG terminals of the suspension control ECU. When turning the ignition switch to OFF, the battery positive voltage supplied to B and IG terminals stops, and the power is turned OFF.

Wiring Diagram:

Step 1 - 2:

Step 3 - 4:

Step 5:

INSPECTION PROCEDURE