P0554 Code: Power Steering Pressure Sensor/Switch Circuit Intermittent
🟢 Low severity · drivable
Drivable, but the idle may stumble at random times when steering; fix the connection soon.
What P0554 means
The power steering pressure switch signal cuts in and out instead of staying steady. The engine computer cannot rely on the reading, so the idle boost may come and go. Intermittent faults are usually caused by a loose or corroded connector or wiring that only makes contact sometimes.
Symptoms
- Check engine light is on
- Intermittent idle drop when steering
- Occasional stalling at low speed
- Check engine light flickering
Common causes
- most common: Loose or corroded switch connector
- common: Damaged or frayed switch wiring
- common: Failing power steering pressure switch
- less common: Intermittent short in the circuit
How to fix it
| Fix | DIY? | Typical cost |
|---|---|---|
| Clean and tighten the switch connector | Yes | $0–50 |
| Replace the power steering pressure switch | Yes | $40–150 |
| Repair damaged switch wiring | Mechanic | $50–200 |
Frequently asked questions
Can I drive with a P0554 code?
Yes, but the engine may stumble now and then when you steer. Check the connector first, since that is the usual fix.
Why does an intermittent steering sensor code come and go?
The signal only fails sometimes, usually because a connector is loose or wiring is damaged and loses contact when the car vibrates.
How much does it cost to fix a P0554?
Cleaning a connector is nearly free. A new switch costs $40–$150, and wiring repairs run $50–$200.
Related codes
P0550
P0550 Code: Power Steering Pressure Sensor/Switch Circuit Fault
P0551P0551 Code: Power Steering Pressure Sensor/Switch Range/Performance
P0553P0553 Code: Power Steering Pressure Sensor/Switch Circuit High
Updated 2026-08. This page is informational and not a substitute for professional diagnosis.