How to check if fuel pump is working on a 94 Lexus gs 300 if car does not start

Mike0913
50

Asked by Mike0913 Mar 06, 2013 at 09:23 PM about the 1994 Lexus GS 300

Question type: Maintenance & Repair

Cranks but does not turn over on
start

2 Answers

Tom Demyan
136,745

You should hear the fuel pump buzz, no buzz/priming of the pump, no fuel. Check the fuel rail under the hood to see if there is a shrader valve . Depress that to see if you have fuel pressure, some will squit out, but best to hook up a fuel pressure guage.

1 out of 1 people think this is helpful.
Johnny Karsli
30

I have a 1993 lexusgs 300 its crank but won't start

2 out of 2 people think this is helpful.

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