OBD Guide

P1012

Fuel Pump Delivery Pressure Too High

P1012 is an OBD-II diagnostic trouble code meaning: Fuel Pump Delivery Pressure Too High. Common causes: faulty fuel pressure regulator, clogged fuel line. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Increased fuel consumption
  • Unstable engine operation
  • Difficulty starting the engine
  • Smell of gasoline from the exhaust pipe
  • Black smoke from the exhaust pipe

Causes

  • Faulty fuel pressure regulator
  • Clogged fuel line
  • Problems with the fuel pump
  • Fuel pressure sensor malfunction
  • Damage to the fuel filter

How to Fix

  1. Check fuel pressure using a pressure gauge
  2. Inspect fuel lines for blockages
  3. Check the operation of the fuel pressure regulator
  4. Replace the fuel filter if necessary
  5. Check and, if necessary, replace the fuel pump

Related codes

FAQ

What does the P1012 code mean?

P1012 is an OBD-II diagnostic trouble code that indicates: Fuel Pump Delivery Pressure Too High

What causes a P1012 error code?

The most common causes of P1012 include: Faulty fuel pressure regulator; Clogged fuel line; Problems with the fuel pump; Fuel pressure sensor malfunction.

How do I fix a P1012 diagnostic trouble code?

To fix P1012: Check fuel pressure using a pressure gauge. Inspect fuel lines for blockages. Check the operation of the fuel pressure regulator. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1012?

Yes, but get it checked soon

How much does it cost to fix P1012?

The estimated repair cost for P1012 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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