Inspection Procedure
WARNING: This page is about a different car, the 2007 Lexus GX 470. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CAN BUS LINE FOR DISCONNECTION (STEERING ANGLE SENSOR SUB BUS LINE)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Turn the ignition switch to the LOCK position.
- Disconnect the steering angle sensor connector (S12).
- Measure the resistance according to the value(s) in the table below.
Standard resistance
RESISTANCE SPECIFICATION TABLETester connection Condition Specified value S12-3 (CANH) - S12-11 (CANL) - IG switch OFF
- Stop light switch OFF
- 54 to 69 Ω
NG: REPAIR OR REPLACE STEERING ANGLE SENSOR SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)
OK: Go to next step
- CHECK WIRE HARNESS (IG1, ESS)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Measure the resistance according to the value(s) in the table below.
Standard resistance
RESISTANCE SPECIFICATION TABLETester connection Condition Specified value S12-2 (ESS) - Body ground Always Below 1 Ω - Measure the voltage according to the value(s) in the table below.
Standard voltage
VOLTAGE SPECIFICATION TABLETester connection Condition Specified value S12-1 (IG1) - Body ground IG switch ON 10 to 14 V NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: REPLACE STEERING ANGLE SENSOR
- Measure the resistance according to the value(s) in the table below.