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Re: 89' 4.3 tbi starting/fuel problem???
Quote:
Originally Posted by ih69l
O.K., I jumped the test wire and the pump runs fine. Like I said, when I floor it while cranking it will start and when I shut it off, I can hear the pump running for a few seconds after shut off, then if I restart it, it will start right up. How do I check the tps, and what should the voltage be? Does it seem like the tps might cause this? Thanks for the help so far.
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Check with volt meter or scanner tps reading.
Idle should .5 -1.0 volt
And increese to 4.5 volts wide open without no drop outs.
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Remember proper testing gives us the answer to many problems.
MT
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