Inspection Procedure

WHEN USING HAND-HELD TESTER 

1. Connect the hand-held tester to the DLC3 and start the engine.
2. Select the item "ABS WARN LIGHT" in the ACTIVE TEST and operate the ABS warning light on the hand-held tester.
   SPECIFIED CONDITION
   
   

   Item	Vehicle Condition / Test Details	Diagnostic Note
   ABS WARN LIGHT	Turns ABS warning light ON / OFF	Observe combination meter

3. Check that "ON" and "OFF" of the ABS warning light can be shown on the combination meter by the hand-held tester.

   OK: 

   Turn the ABS warning light ON or OFF in accordance with the hand-held tester. 

WHEN NOT USING HAND-HELD TESTER 

1. Turn the ignition switch off and disconnect the skid control ECU connector.
2. Using service wire, connect terminals WA and GND of the skid control ECU harness side connector.
3. Turn the ignition switch to the ON position.
4. Check that the ABS warning light.

OK: 

Fig 1: Inspecting ABS Warning Light

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. NG : Go to step   2 
2. OK : REPLACE BRAKE ACTUATOR ASSY (SEE  REPLACEMENT  ) 

1. Disconnect the skid control ECU connector and combination meter connector.
2. Measure the resistance according to the value(s) in SPECIFIED CONDITION  .

Standard: 

Fig 2: Checking Harness & Connector (Skid Control ECU-Combination Meter)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 
2. OK: Go to Next Step. 

1. Check if the indicators (shift position, airbag, etc.) other than ABS warning indicator operate normally.

Result: 

1. B: CHECK COMBINATION METER ASSEMBLY (COMBINATION METER CIRCUIT) 
2. A: REPAIR OR REPLACE COMBINATION METER ASSEMBLY