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2002 Mercury Mountaineer 4.6L Hesitation, Misfire, MIL Lamp on
Posted to Ford Driveability on 1/15/2009 12 Replies

Relocated spark plug, injector, and ignition coil to another cylinder. Did a compression test. 140 range on test. Still have misfire code for cylinder 7. Help is needed.


FIX posted 2/27/2009

12 Replies Received (View Replies)

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car Vehicle Data

2002 Mercury Mountaineer

VIN 4M2ZU86W22
Engine4.6 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursUnder Load, on Accel

Trouble Codes

P0307Cylinder 7 Misfire Detected