what causes this code?and what needs to be checked? I have a tst cr49, and was running it on #6 power and #3 torque at the time with my foot in it. Brian

 

If you click teh drop down up in teh top left right above the pic of the truck one of teh options is OBD codes. It will tell you all about it!

It says:

P0088 Fuel Rail/System Pressure - Too High

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