P0948
Hydraulic Pump Relay/Control Circuit High
P0948 is an OBD-II diagnostic trouble code meaning: Hydraulic Pump Relay/Control Circuit High. Common causes: faulty hydraulic pump relay, open or short circuit in control circuit. Estimated repair cost: $6–33.
Symptoms
- Check Engine Light Is On
- Deterioration in power steering performance
- Unusual noises from the hydraulic pump
- Periodic loss of power steering
- Increased effort on the steering wheel
Causes
- Faulty hydraulic pump relay
- Open or short circuit in control circuit
- Problems with the wiring harness to the relay
- Control unit malfunction
- Corrosion of relay contacts or connectors
How to Fix
- Check the condition of the hydraulic pump relay
- Diagnose the control circuit for opens and short circuits
- Check connectors and contacts for corrosion
- Test the control unit for errors
- If necessary, replace the relay or repair the wiring
Related codes
Error P0948 by Vehicle Brand
FAQ
What does the P0948 code mean?
P0948 is an OBD-II diagnostic trouble code that indicates: Hydraulic Pump Relay/Control Circuit High
What causes a P0948 error code?
The most common causes of P0948 include: Faulty hydraulic pump relay; Open or short circuit in control circuit; Problems with the wiring harness to the relay; Control unit malfunction.
How do I fix a P0948 diagnostic trouble code?
To fix P0948: Check the condition of the hydraulic pump relay. Diagnose the control circuit for opens and short circuits. Check connectors and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0948?
Limited driving only, diagnose soon
How much does it cost to fix P0948?
The estimated repair cost for P0948 is $6–33. Actual cost depends on your vehicle, location, and labor rates.
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