OBD-II FAULT CODE
P0553
Power Steering Pressure Sensor Circuit High Input
Meaning, symptoms, likely causes, diagnostic checks and repair guidance for P0553.
- Check Engine light
- Poor drivability or reduced fuel economy depending on fault
- Steering warning lamp or heavy/abnormal steering
- Low voltage
- Steering angle/torque sensor fault
- Power steering motor/module issue
- Wiring fault
- High signal voltage
- Scan all modules and record freeze-frame data before clearing codes
- Check battery voltage and related fuses
- Check battery/charging system
- Calibrate steering angle sensor if required after repair/alignment
- Check sensor ground and signal circuit for short to voltage
- Repair wiring/power supply, perform calibration, replace failed sensor/module after confirmation
- Repair ground/signal circuit or replace confirmed faulty sensor
Related Codes
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Disclaimer: Information is provided for general guidance only and may not apply to all vehicles. Always consult a qualified technician.