fault code

[col72]

the lights glow plug stop and engine managemnt light keeps coming on had it on the snap on scanner come up with 787 rail pressure regulator above maximum anybody got any ideas what that can be causing that

 

[st3ve]

Wild stab in the dark with this but could it be a blocked injector?

 

[col72]

thanks st3ve for the reply lights come back on tonight they only stop on for about 5 seconds it does not effect the running of the car