2000 Pontiac Grand Prix fuelinjection

Tiny
DAVIDEDDIE
  • MEMBER
  • 2000 PONTIAC GRAND PRIX
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 185,000 MILES
Everything works electricly but fuelinjectors willnotopen have good fuelpressure andfire
Monday, April 12th, 2010 AT 4:56 PM

1 Reply

Tiny
BMRFIXIT
  • MECHANIC
  • 19,053 POSTS
Turn key on
Unplug injector and check for power
If no power check fuses, relays and wiring harness

If have power
Check TPS volts with key on
If over 1volt and close to 5 v check and suspect TPS
Check for codes
Suspect bad PCM if all check OK
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Monday, April 12th, 2010 AT 6:31 PM

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