Power Steering System

POWER STEERING: POWER STEERING SYSTEM: C1511/11-C1514/11: Torque Sensor 1 Malfunction
C1514/11 - Torque Sensor Power Supply Voltage Malfunction

DESCRIPTION

The torque sensor converts the rotation torque input from the steering wheel into electric signals and sends them to the power steering ECU.





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK CONNECTOR CONNECTION CONDITION (TORQUE SENSOR - ECU)

(a) Check the installation condition of the torque sensor connector.

OK:

Torque sensor connector is securely installed to the power steering ECU.

Result





B -- INSPECT TORQUE SENSOR
A -- Continue to next step.

2. RECONFIRM DTC

(a) Reinstall the torque sensor connector.

(b) Check for DTCs.

OK:

DTC is not output.





B -- END
A -- Continue to next step.

3. INSPECT TORQUE SENSOR

(a) Turn the ignition switch ON.

(b) Measure the voltage of the ECU.





Standard voltage:





NG -- REPLACE STEERING COLUMN ASSEMBLY

OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE