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International Automotive Technicians Network
1988 Pontiac Fiero Sport 2.5L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 10/23/2002 5 Replies

Hello fellow techs, I'll try to give as much info as I can...forgive me if I leave something out...anyway, like it says above 88 Fiasco, I mean Fiero came in "check engine" light on intermittently. Hooked up the Snap-On brick (scanner) and got code 14 CTS....t...

5 Replies Received (View Replies)

  Related Documents & Media  1988 Pontiac Fiero Sport

 
Message Closed w/FIX

car Vehicle Data

1988 Pontiac Fiero Sport

VIN 1G2PE11R4J
Engine2.5 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI
SymptomsPoor Idle Quality, MIL Lamp On
OccursCold, Hot, Intermittently

Trouble Codes

14coolant sensor circuit---temp. too high
Message Closed w/FIX

car Vehicle Data

1988 Pontiac Fiero Sport

VIN 1G2PE11R4J
Engine2.5 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI
SymptomsPoor Idle Quality, MIL Lamp On
OccursCold, Hot, Intermittently

Trouble Codes

14coolant sensor circuit---temp. too high