P1011
Fuel Pump Delivery Pressure Too Low
P1011 is an OBD-II diagnostic trouble code meaning: Fuel Pump Delivery Pressure Too Low. Common causes: fuel pump malfunction, fuel filter clogged. Estimated repair cost: $17–89.
Symptoms
- Loss of engine power
- Engine stalls at idle
- Difficulty starting
- Dips during acceleration
- Increased fuel consumption
Causes
- Fuel pump malfunction
- Fuel filter clogged
- Problems with the fuel pressure regulator
- Fuel pressure sensor malfunction
- Leak in the fuel system
How to Fix
- Check the pressure in the fuel system with a pressure gauge
- Replace the fuel filter if necessary
- Check the operation of the fuel pump
- Diagnose the fuel pressure regulator
- Check fuel pressure sensor circuit
Related codes
FAQ
What does the P1011 code mean?
P1011 is an OBD-II diagnostic trouble code that indicates: Fuel Pump Delivery Pressure Too Low
What causes a P1011 error code?
The most common causes of P1011 include: Fuel pump malfunction; Fuel filter clogged; Problems with the fuel pressure regulator; Fuel pressure sensor malfunction.
How do I fix a P1011 diagnostic trouble code?
To fix P1011: Check the pressure in the fuel system with a pressure gauge. Replace the fuel filter if necessary. Check the operation of the fuel pump. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1011?
Limited driving only, diagnose soon
How much does it cost to fix P1011?
The estimated repair cost for P1011 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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