C1533 Code: Meaning, Causes, and Symptoms | OBD2 Codes
C1533 – Power Steering Temperature Sensor Circuit is Low or High
C1533 Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)
C1533 Possible Causes
Faulty Power Steering ECU,Power Steering ECU harness is open or shorted,Power Steering ECU circuit poor electrical connection
The Power Steering ECU monitors itself for the proper operation. The Power Steering ECU sets the OBDII code when it detects an internal malfunction. If the Power Steering ECU detects this Diagnostic Trouble Code (DTC), it will shut off the motor relay circuit (built into the Power Steering ECU) and stop power assist.