what would make my car shut off after three or four seconds ?

Asked by Feb 09, 2011 at 11:11 PM about the 1998 Subaru Legacy 4 Dr GT AWD Wagon

Question type: Maintenance & Repair

It starts and idles fine for three to five
seconds than shuts off.fuel pressure seems
fine when tested with gage - 27-34 psi

4 Answers

bad TPS,throttle position sensor,IAC,idle air control may need cleaning,both are on throtle body.you may need to replace the fuel filter,air filter also.

6,605

it's most likely the IAC but it could also be your intake flow sensor (MAF or MAP)

65

+1 for idle control valve

yep.

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