trucks fuel pump won't work when cold in the morning
10

Asked by turbo2886 Feb 08, 2016 at 11:46 AM about the 1986 Nissan Pickup

Question type: Maintenance & Repair

I have a 1986 nissan d-21 with the 2.4
4cylnder fuel injection.the fuel pump wont
work on it when it gets really cold when it
warms up a bit in the afternoon it starts right
up and runs fine?i have new battery new
connections tune up i put good gas in it and
treat it.

3 Answers
27,530

oilyspill answered 8 years ago

How cold is it? Can you use a block heater or park it inside. Use a gage and check proper fuel pressure. Check voltage and ground for the fuel pump connector. I can't tell if fuel lines are trying to freeze? How long since a tune-up?

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10

Bob answered 5 years ago

I had a similar issue. make sure the heat riser pipe is connected from manifold to the air intake

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