POWER STEERING SYSTEM, Diagnostic DTC:C1528

DESCRIPTION

The motor rotation angle sensor detects the motor rotation angle and sends this information to the power steering ECU.

INSPECTION PROCEDURE

PROCEDURE

1. Click here

   CHECK CONNECTOR CONNECTION CONDITION

   
   

   1. Check the installation condition of the motor rotation angle sensor connector.

      OK
      Motor rotation angle sensor connector is securely connected to the power steering ECU.

      Result
      Result Proceed to NG A OK B

   
   
   • AClick here
   • BClick here
2. Click here

   RECONFIRM DTC

   
   

   1. Reinstall motor rotation angle sensor connector.

   2. Check for DTCs (Click here).

      OK
      DTC is not output.

      Result
      Result Proceed to DTC is output A DTC is not output B

   
   
   • AClick here
   • BClick here
3. Click here

   READ VALUE USING INTELLIGENT TESTER (MOTOR ROTATION ANGLE SENSOR)

   
   

   1. Turn the ignition switch off.

   2. Connect the intelligent tester to the DLC3.

   3. Turn the ignition switch on (IG).

   4. Turn the intelligent tester on.

   5. Enter the following menus: Chassis / EMPS / Data List.

   6. Select the item "Motor Rotation Angle" in the Data List and read the value displayed on the intelligent tester.

      Table 1. EMPS:

      Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
      Motor Rotation Angle	Motor rotation angle: Min.: 0° Max.: 360°	During steering operation, motor rotation angle value changes from 0 to 360°	Ignition switch on (IG) and steering wheel is turned

      OK
      During steering operation, motor rotation angle value changes from 0 to 360°

   
   
   • OKClick here
   • NGClick here
4. Click here

   END

5. Click here

   REPLACE POWER STEERING ECUClick here

6. Click here

   REPLACE STEERING COLUMN ASSEMBLYClick here