OBDII Code List

P1240 ISUZU - High Fuel Pressure Regulator Circuit Open

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

Possible causes

  • Faulty High Fuel Pressure Regulator
  • High Fuel Pressure Regulator harness is open or shorted
  • High Fuel Pressure Regulator circuit poor electrical connection

Possible symptoms

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

P1240 Isuzu Description

High Fuel Pressure Regulator Circuit Open is the generic description for the P1240 Isuzu code, but the manufacturer may have a different description. Currently we have no further information abouth the P1240 Isuzu OBDII code. Please post your question on our "Questions" section for more information: Questions.
OBDII Code P1240 Isuzu - High Fuel Pressure Regulator Circuit Open -

Need more help?

Get the P1240 Isuzu code diagnosed by a professional: Find a repair shop in your area

Related Information

P1240 ISUZU Comments

Help us improve 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 P1240 Isuzu code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧