Fault Code C0550
Code meaning, symptoms, possible causes, part number, and estimated cost.
C0550
Power Steering Temperature Sensor Circuit Malfunction
This code indicates a malfunction in the power steering temperature sensor circuit. The sensor monitors system temperature to prevent overheating. Its failure can affect the lifespan of components.
Part Details
Part Name
Power Steering Temperature Sensor Circuit
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪300 - ₪900
Engine Location
Power steering pump or power steering module
Symptoms
- Power steering warning light
- Power steering weakens after prolonged driving
- Unstable steering operation
- Incorrect temperature readings (if visible)
Possible Causes
- 1Faulty temperature sensor
- 2Damaged wiring or connectors to the sensor circuit
- 3Minor internal failure in the control module
- 4Low or contaminated power steering fluid (in hydraulic systems)
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