Inspection Procedure

1. Turn the engine switch off.
2. Disconnect the steering angle sensor connector (J23).
3. Measure the resistance according to the value(s) in CAN BUS LINE FOR OPEN (STEERING ANGLE SENSOR BRANCH LINE)  .

Standard resistance 

Fig 1: Identifying J23 Connector Terminals

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NG: REPAIR OR REPLACE STEERING ANGLE SENSOR BRANCH LINE OR CONNECTOR (CANH, CANL) 

OK: Go to next step. 

1. Measure the resistance according to the value(s) in WIRE HARNESS (IG, ESS) (RESISTANCE)  .

   Standard resistance 

   WIRE HARNESS (IG, ESS) (RESISTANCE)
   
   

   Tester Connection	Condition	Specified Value
   J23-2 (ESS) - Body ground	Always	Below 1 ohms

2. Measure the voltage according to the value(s) in WIRE HARNESS (IG, ESS) (VOLTAGE)  .

Standard voltage 

Fig 2: Checking Wire Harness (IG, ESS)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE STEERING ANGLE SENSOR