Inspection Procedure

1. Connect the hand-held tester to the DLC3.
2. Start the engine.
3. Select ACTIVE TEST mode on the hand-held tester.
4. Check for operation sound of the ABS motor individually when operating it with the hand-held tester.
   ACTIVE TEST
   
   

   Item	Vehicle Condition / Test Details	Vehicle Condition / Test Details
   ABS MOT RELAY	ABS motor relay / ON/OFF	ON: Motor relay ON

   OK: 

   The operation sound of the ABS motor should be heard. 

1. NG: Go to step 2 

OK: REPLACE BRAKE ACTUATOR ASSY (SEE  REPLACEMENT  ) 

1. Disconnect the skid control ECU connector S1.
2. Measure the resistance according to the value (s) in the table below.

   Standard: 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Specified Condition
   S1-1 (GND2) - Body ground	Below 1 Ω

   Fig 1: Inspecting Harness And Connector (GND2 Of Skid Control ECU And Body Ground)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to Next Step. 

1. Clear the DTCs (see DTC CHECK/CLEAR  ).
2. Turn the ignition switch to the ON position.
3. Are the same DTCs recorded? (see DTC CHECK/CLEAR  )

   HINT:

   It is suspected that the DTCs output was caused by poor connection of the connector terminal.

1. NO: END 

YES: REPLACE BRAKE ACTUATOR ASSY (SEE  REPLACEMENT  )