OBD Guide
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P1179

Fuel Pump Driver Control Module Sensor 2 Internal Supply Circuit

P1179 is an OBD-II diagnostic trouble code meaning: Fuel Pump Driver Control Module Sensor 2 Internal Supply Circuit. Common causes: malfunction of the fuel pump control module, damage to the wiring to the module. Estimated repair cost: $33–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–89 (est.)

Symptoms

  • Unstable engine operation
  • Power dips during acceleration
  • Difficulty starting the engine
  • Increased fuel consumption
  • Check Engine Light Is On

Causes

  • Malfunction of the fuel pump control module
  • Damage to the wiring to the module
  • Poor contact in connectors
  • Short circuit in the circuit
  • Control module overheating

How to Fix

  1. Check the integrity of the wiring to the module
  2. Inspect connectors for oxidation or damage
  3. Check the module supply voltage
  4. Replace the fuel pump control module if necessary
  5. Test the operation of the system after repair

Related codes

P1178P1180P1181

Error P1179 by Vehicle Brand

BMWJaguarVolkswagen

FAQ

What does the P1179 code mean?

P1179 is an OBD-II diagnostic trouble code that indicates: Fuel Pump Driver Control Module Sensor 2 Internal Supply Circuit

What causes a P1179 error code?

The most common causes of P1179 include: Malfunction of the fuel pump control module; Damage to the wiring to the module; Poor contact in connectors; Short circuit in the circuit.

How do I fix a P1179 diagnostic trouble code?

To fix P1179: Check the integrity of the wiring to the module. Inspect connectors for oxidation or damage. Check the module supply voltage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1179?

Yes, but get it checked soon

How much does it cost to fix P1179?

The estimated repair cost for P1179 is $33–89. Actual cost depends on your vehicle, location, and labor rates.

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