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1986 Ford LTD Crown Victoria LX 5.0L Poor Idle Quality, Surge, Poor Fuel Economy
Posted to Ford Driveability on 1/7/2009 17 Replies

Working on a 86 Crown Vic. 5.0. Bad surge, low idle to 1800. Replace idle air controler, 02 sensors, map sensor, ignition pickup, ignition module. Has good fuel pressure. Cleaned EGR and everything around throttle plate and MAF. Truely has all of us scratching...

17 Replies Received (View Replies)

  Related Documents & Media  1986 Ford LTD Crown Victoria LX

 
Message Closed w/Summary

car Vehicle Data

1986 Ford LTD Crown Victoria LX

VIN 2FABP43F1G
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsPoor Idle Quality, Surge, Poor Fuel Economy
OccursAlways

Trouble Codes

12low idle speed
41system lean
9102 lean
Message Closed w/Summary

car Vehicle Data

1986 Ford LTD Crown Victoria LX

VIN 2FABP43F1G
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsPoor Idle Quality, Surge, Poor Fuel Economy
OccursAlways

Trouble Codes

12low idle speed
41system lean
9102 lean