
1998 Mercury Mountaineer 5.0L Misfire
the first time this truck came in it had a code po430. found the bulleten and told them to go to the dealer to reflash. also had a miss underload. 1200- 2000 rpm 50-70% load. as soon as it downshifts the miss is gone. tried disconnecting egr did not help. no v...
FIX posted 7/12/2006
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Message Closed w/FIX
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VIN | 4M2ZU55P0W |
Engine | 5.0 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Cold, Hot, Under Load |
Message Closed w/FIX
Vehicle Data
1998 Mercury Mountaineer
VIN | 4M2ZU55P0W |
Engine | 5.0 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Cold, Hot, Under Load |