Inspection Procedure

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

Start the inspection from step 1 in case of using the hand-held tester and start from step 2 in case of not using the hand-held tester.

PERFORM ACTIVE TEST BY HAND-HELD TESTER
1. Select the item "ABS MOT RELAY" in the ACTIVE TEST and operate the ABS motor relay on the hand-held tester.
2. Check the operation sound of the ABS motor relay when operating it with the hand-held tester.
  OK:
  
  The operation sound of the pump motor should be heard.
1. NG: CHECK AND REPLACE BRAKE ACTUATOR ASSY
2. OK: Go to next step.
CHECK TERMINAL VOLTAGE (+BM AND GND OF SKID CONTROL ECU)
1. Disconnect the skid control ECU connector.
2. Measure the voltage between terminals 23 and 2 or 24 of the skid control ECU connector.
  
  Fig 1: Measuring Voltage Between Terminals 23 & 2 Or 24
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  OK: 11 - 14 V
1. NG: CHECK AND REPAIR HARNESS AND CONNECTOR
2. OK: IF THE SAME CODE IS STILL OUTPUT AFTER THE DTC IS DELETED, CHECK THE CONTACT THE CONDITION OF EACH CONNECTION