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1993 Acura Legend emmision problems+speed sensor

Tiny
DOOLITTLE
  • MEMBER
  • 1993 ACURA LEGEND
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 230,000 MILES
After warming up it shakes take off perfomance is sluggish. Like if its missing, it putts putts when idleling. The speedometer dance sometimes from 20-50-90-back down to 10mph why. Thanks
Sunday, June 21st, 2009 AT 12:05 AM

1 Reply

Tiny
KHLOW2008
  • MECHANIC
  • 41,815 POSTS
Hi doolittle,

The engine misfiring could be due to bad spark plugs or ignition coils. I would suggest checking them first.

Does the Check Engine Light shows when engine is running?

The speedometer erratic reading is most probably due to a faulty Vehicle Speed Sensor.
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Wednesday, June 24th, 2009 AT 10:32 AM

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