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2004 Lincoln Navigator 5.4L Excessive Emissions, Poor Idle Quality
Posted to Ford Driveability on 5/10/2018 13 Replies

This navigator idles and runs rough has b1short term at around 5 and b1long term 12 and b2 short term at 10 and b2 long term 22 I changed spark plugs and coils no improvement also did compression test and all within specs need help thank you

13 Replies Received (View Replies)

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car Vehicle Data

2004 Lincoln Navigator

VIN [No VIN Available]
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways
Message Closed w/Summary

car Vehicle Data

2004 Lincoln Navigator

VIN [No VIN Available]
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways