DTC C1528: Motor Rotation Angle Sensor Malfunction: Procedure

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

   OK

   The motor rotation angle sensor connector is securely connected to the power steering ECU.

NG → CONNECT CONNECTOR 

OK: Go to next step 

1. Turn the ignition switch off.
2. Connect the Techstream to the DLC3.
3. Turn the ignition switch to ON.
4. Turn the Techstream 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 Techstream.
   EMPS
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   Motor Rotation Angle	Motor rotation angle/ Min.: 0 deg Max.: 360 deg	During steering operation, motor rotation angle value changes from 0 to 360°	Power steering is operating

   OK

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

NG → See step   4 

OK → See step   3