Toyota RAV4 manuals

Toyota Sienna Service Manual: Steering Angle Sensor Circuit Malfunction

DTC C1231/31 Steering Angle Sensor Circuit Malfunction

DESCRIPTION

The steering angle sensor signal is sent to the skid control ECU through the CAN communication system.

When there is a malfunction in the communication, it will be detected by the diagnosis function.

WIRING DIAGRAM

Steering Angle Sensor Circuit Malfunction

INSPECTION PROCEDURE

HINT:

1 INSPECT STEERING ANGLE SENSOR

INSPECT STEERING ANGLE SENSOR

(a) Remove the steering wheel and the column lower cover.

(b) Disconnect the steering angle sensor connector.

(c) Turn the ignition switch to the ON position.

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

Standard voltage

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

Standard voltage 

REPLACE STEERING ANGLE SENSOR

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