rpm fluctuation

2001 NISSAN ALTIMA
173,000 MILES • 4 CYL • FWD • AUTOMATIC
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SAG70SMR@YAHOO.COM
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Car gets up to speed and will maintain. But there is rpm fluctuation when starting off from a stop. Doesn't have power used to have.rotor button came off inside distributor cap bout week who on interstate. Replaced button and cap.
Jan 11, 2016 at 7:55 AM
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HMAC300
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scan for codes and check fuel pressure with a gauge. clean throttle plate and iac hole with choke cleaner.
Jan 11, 2016 at 9:27 AM
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SAG70SMR@YAHOO.COM
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kool. what is iac hole? google throttle plate cleaning?sprayed the maf sensor. seemed to run better but still has that rpm variation going on. the fluctuation in rpm is very minimal. man at napa told me to change plug wires. going to do that too
Jan 11, 2016 at 11:42 AM
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HMAC300
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parts guys don't know crap about fixing car engines they just sell parts. also look for a vacuum leak the oblong hole near throttle plate is for iac-idle air control
Jan 11, 2016 at 12:06 PM