1999 Mercury Marquis check engine light

1999 MERCURY MARQUIS
94,000 MILES • V8 • 2WD • AUTOMATIC
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BUDZ
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  • 2 POSTS
My check engine light come on when I have my radio up i do have a aftermarket radio with sub and amp, when check engine light come on it tell me it for the TPS and it tells me low voltage i have change it know about 5 time i also have change the pigtail and alternator and battery
Aug 6, 2009 at 11:38 AM
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BMRFIXIT
  • CAR REPAIR CONTRIBUTOR
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Is it possible the AMP over drawing causing voltage to drop causing unstable charging system and or battery
Aug 7, 2009 at 6:27 AM
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BUDZ
  • MEMBER
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[quote:7e55c90925="BMRFIXIT"]Is it possible the AMP over drawing causing voltage to drop causing unstable charging system and or battery[/quote:7e55c90925]


I dont think its that because i have a Capacitor for my amp!
Aug 9, 2009 at 10:08 PM
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