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2004 BMW X5 4.4i 4.4L Poor Idle Quality, Poor Idle Quality, Poor Idle Quality, Poor Idle Quality
Posted to European Driveability on 10/16/2019 6 Replies

This customer has been dealing with these issues for quite some time and, has replaced a number of things including the pcv diaphragms on the valve covers and the maf. Seems to happen on cold start or, after the car has been sitting for a while (over an ho...

6 Replies Received (View Replies)

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car Vehicle Data

2004 BMW X5 4.4i

VIN 5UXFB53594
Engine4.4 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Poor Idle Quality, Poor Idle Quality, Poor Idle Quality
OccursCold

Trouble Codes

27B8Plausibility differential pressure sensor intermittent
Message Closed

car Vehicle Data

2004 BMW X5 4.4i

VIN 5UXFB53594
Engine4.4 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Poor Idle Quality, Poor Idle Quality, Poor Idle Quality
OccursCold

Trouble Codes

27B8Plausibility differential pressure sensor intermittent