AutoCodes
 
OBDII Code List
 
P1231 LINCOLN

P1231 LINCOLN - High Speed Fuel Pump Relay Activated

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
Comments  |  Add Comment

Possible causes

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

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

Need more help?

Get the P1231 Lincoln code diagnosed by a professional: Find a repair shop in your area

Related Information

P1231 LINCOLN Comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P1231 Lincoln code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧