mercury cougar obd 1 system

1988 MERCURY COUGAR
2WD • AUTOMATIC
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ALICEBELLAMY
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88 cougar with trouble code po 63 what is the most common cause
Jun 24, 2011 at 8:53 PM
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RASMATAZ
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Throttle position sensor input too low-
Jun 24, 2011 at 9:06 PM
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ALICEBELLAMY
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how do you fix the problem. and how do you fix digital speedometer
Jun 25, 2011 at 10:18 AM
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CJ MEDEVAC
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Assuming that it is the TPS that needs replacement it is really EZ, Some Popular-Hospitable Parts store people might change it for you---they will down here in the Heart of the South!

You gotta go there anyway to get one, I'm sure they will point it out---even if they won't do it for you.

As far as speedometer, my Dad had a '86 T-Bird, Now Mom has it.....When the Dig. Speedo died in it--it was a matter of removing the Cluster and replacing (I think) 2 bright, push in bulbs, in twisty holders.....similar to the side-marker bulbs in older cars

All Better Now?

The Medic
Jun 26, 2011 at 12:55 AM