Inspection Procedure

1. Turn the engine switch off.
2. Disconnect the steering angle sensor connector (K19).
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Value
   K19-10 (CANH) - K19-9 (CANL)	Engine switch off	54 to 69 Ω

Fig 1: Identifying K19 Steering Angle Sensor

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NG: REPAIR OR REPLACE STEERING ANGLE SENSOR SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L) 

OK: Go to next step 

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

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Value
   K19-2 (ESS) - Body ground	Always	Below 1 Ω

2. Measure the voltage according to the value(s) in the table below.

   Standard voltage 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Value
   K19-1 (IG) - Body ground	Engine switch on (IG)	10 to 14 V

Fig 2: Identifying IG And ESS Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE STEERING ANGLE SENSOR