Description

Steering angle sensor B signal malfunction

Detection condition

• Start stop unit detects the sudden change in steering angle sensor B signal.

• Start stop unit detects that the steering angle sensor B signal is stuck with the ignition switched ON (engine off or on).

Fail-safe function

Not applicable

Possible cause

• Steering angle sensor malfunction

• Start stop unit malfunction

System wiring diagram

Not applicable

Step

Inspection

Action

1

• Inspect the steering angle sensor.

  (See STEERING ANGLE SENSOR INSPECTION.)

• Is the steering angle sensor normal?

Yes

Go to the next step.

No

Replace the steering angle sensor, then go to the next step.

(See CLOCK SPRING REMOVAL/INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM].)

(See CLOCK SPRING REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM].)

2

• Clear the DTC for the start stop unit using the M-MDS.

  (See CLEARING DTC [START STOP UNIT].)

• Retrieve the start stop unit DTCs using the M-MDS.

  (See DTC INSPECTION [START STOP UNIT].)

• Is the same DTC displayed?

Yes

Repeat the inspection from Step 1.

• If the malfunction recurs, replace the start stop unit.

  (See START STOP UNIT REMOVAL/INSTALLATION.)

Go to the next step.

No

Go to the next step.

3

• Are any other DTCs displayed?

Yes

Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.

(See DTC TABLE [START STOP UNIT].)

No

DTC troubleshooting completed.