Inspection Procedure

1. Disconnect the S13 steering angle sensor connector.
2. Measure the resistance of the wire harness side connector.

   Standard resistance 

   TESTER CONNECTION - SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Condition
   S13-10 (CANH) - S3-9 (CANL)	Power switch OFF	54 to 69 Ω

   Fig 1: Checking CAN Bus Line For Disconnection (Steering Angle Sensor Branch

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG : REPLACE STEERING ANGLE SENSOR BRANCH WIRE AND CONNECTOR (CANH, CANL) 

OK : GO TO NEXT STEP 

1. Measure the resistance of the wire harness side connector.

   Standard resistance 

   TESTER CONNECTION - SPECIFIED CONDITION
   
   

   Tester Connection	Specified Condition
   S13-2 (ESS) - Body ground	Below 1 Ω

2. Measure the voltage of the wire harness side connector.

   Standard voltage 

   TESTER CONNECTION - SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Condition
   S13-1 (IG) - Body ground	Power switch ON (IG)	10 to 14 V

   Fig 2: Checking Wire Harness (Steering Angle Sensor - Battery And Body Ground)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG : REPAIR OR REPLACE HARNESS AND CONNECTOR 

OK : REPLACE STEERING ANGLE SENSOR