Possible IAC problems

1994 NISSAN SUNNY
236,000 MILES
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WES21
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  • 2 POSTS
Engine SR18 replaced head and block. Inconsistent idle, sluggish when cornering, not starting when engine is hot.
Jun 9, 2012 at 11:26 AM
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KHLOW2008
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  • 41,814 POSTS
Is the MIL indicating and did you check for trouble codes?
Jun 9, 2012 at 2:59 PM
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WES21
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KHLow2008 tks for your response! MIL is functioning. Ran diagnostic and failure shown in coolant sensor. Car started when aircon was switched on...idle not holding
Jun 9, 2012 at 7:09 PM
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KHLOW2008
  • CAR REPAIR CONTRIBUTOR
  • 41,814 POSTS
Since a fault was detected with the coolant sensor, was it checked or replaced? This sensor can cause the problems indicated as the engine could be running rich or lean.
Jun 9, 2012 at 7:56 PM