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2003 Mercury Mountaineer 4.6L Poor Idle Quality, Surge, Stall
Posted to Ford Driveability on 3/26/2012 4 Replies

Have a mountaineer that idle hangs up while coming to a stop around 1500 then drops to 450-500 abruptly followed by surging up to 1000 several times before settling down to 500 or stalling. checked for unmetered air none found. engine and fuel trims react to v...

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  Related Documents & Media  2003 Mercury Mountaineer

 
Message Closed w/Summary

car Vehicle Data

2003 Mercury Mountaineer

VIN [No VIN Available]
Engine4.6 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Stall
OccursOn Accel, Idle
Misc.4.6 VIN W
Message Closed w/Summary

car Vehicle Data

2003 Mercury Mountaineer

VIN [No VIN Available]
Engine4.6 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Stall
OccursOn Accel, Idle
Misc.4.6 VIN W