Inspection Procedure

1. Turn the ignition switch to the ON position.
2. Measure the voltage according to the value(s) in the table below.

   Standard voltage 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Specified Condition
   D1-12(TS)-D1-4(CG)	10 to 14 V

Fig 1: Identifying DLC3 Connector Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to Next Step 

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

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Specified Condition
   S3-24 (TS) - D1-12 (TS)	Below 1 Ω

3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Specified Condition
   S3-24 (TS) - Body ground	10 kΩ or higher

   NOTE: When replacing the brake actuator assembly, perform zero point calibration (See CALIBRATION  ).
Fig 2: Identifying Skid Control ECU Connector S3 Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE BRAKE ACTUATOR ASSEMBLY