AutoCodes - OBDII Code List - P1231 LINCOLN

P1231 LINCOLN - High Speed Fuel Pump Relay Activated

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3    What is this?
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P1231 LINCOLN Possible Causes

  • Faulty High Speed Fuel Pump
  • High Speed Fuel Pump harness is open or shorted
  • High Speed Fuel Pump circuit poor electrical connection

How do I fix code P1231 LINCOLN

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the P1231 LINCOLN code

Labor: 1.0

The cost of diagnosing the P1231 LINCOLN code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1231 Lincoln Description

The Engine Control Module (ECM) energized the high speed fuel pump and detected no current flow on the circuit.
OBDII Code P1231 Lincoln - High Speed Fuel Pump Relay Activated - AutoCodes.com

P1231 LINCOLN More Information

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