C0278

CIRCUIT DESCRIPTION

DTC Detecting Condition:

This relay supplies power to each ABS solenoid. After the ignition switch is turned ON, if the initial check is OK, the relay goes on.

Wiring Diagram:

Steps 1 - 2:

Steps 3 - 4:

Steps 5 - 6:

INSPECTION PROCEDURE

HINT: Start the inspection from step 1 In case of not using the LEXUS hand-held tester skip step 2.