× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1990 Ford Thunderbird Super Coupe 3.8L Poor Idle Quality, Stall, MIL Lamp on
Posted to Ford Driveability on 5/16/2006 9 Replies

customer came into shop requested tune-up due to stalling problem at red light and stop sign done tune-up now problem is worst will not idle right unplug iac motor car will idle for 10 minutes or so then stall out if iac is plugged in car will not idle at all ...

9 Replies Received (View Replies)

  Related Documents & Media  1990 Ford Thunderbird Super Coupe

 
Message Closed

car Vehicle Data

1990 Ford Thunderbird Super Coupe

VIN 1FAPP64R1L
Engine3.8 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / MFI
EmissionsFEDERAL
SymptomsPoor Idle Quality, Stall, MIL Lamp On
OccursAlways
Misc.2 Door

Trouble Codes

13cant control rpm during low rpm check
25no knock signal during self test
41ego not working
72no map or maf change on throttle snap
73no tps change
91o2 sensor not switching
Message Closed

car Vehicle Data

1990 Ford Thunderbird Super Coupe

VIN 1FAPP64R1L
Engine3.8 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / MFI
EmissionsFEDERAL
SymptomsPoor Idle Quality, Stall, MIL Lamp On
OccursAlways
Misc.2 Door

Trouble Codes

13cant control rpm during low rpm check
25no knock signal during self test
41ego not working
72no map or maf change on throttle snap
73no tps change
91o2 sensor not switching