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2003 S-10 no power to fuel pump code scan was P4052 (no fuel pressure)?
Fuel pump is good, relay is good, new fuel filter, lost power to fuel pump while it was running 2.2 36,000miles
what do I check next someone said something about wiring goes through oil switch???? can you explain?? I do vote and will add more info if your answer does not work Thank You
2 Answers
- JosephLv 69 years agoFavorite Answer
the reason the wires run through the oil switch is to prevent the engine from strarting when their is no oil pressure,pump failure thingy, the switch just may need replacing or a fuse has blown,
Source(s): x-mech
