Inspection Procedure

WARNING: This page is about a different car, the 2002 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

Check brake actuator solenoid.
Preparation: Disconnect the connector from brake actuator.

Check: continuity between terminals 10 and each of 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 15 of brake actuator connector.

Fig 1: Testing Brake Actuator
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Continuity.

NG: Replace brake actuator.

If OK , go to step 2.
Check for open and short circuit in harness and connector between ABS & BA & TRAC & VSC ECU and brake actuator . See HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE .

NG: Repair or replace harness or connector.

OK: If the same code is still output after the DTC is deleted, check the contact condition of each connection. If the connections are normal, the ECU may be defective.