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2004 BMW 745Li 4.4L Poor Idle Quality, Surge
Posted to European Driveability on 11/24/2014 6 Replies

Vehicle has surging at idle when cold and warm. Mostly at idle. Tech that worked on it is no longer here. Pulled P0507 DTC and a new DTC 27B8. We don't work on to many Euro cars. This one is for a good customer. Smoked checked the intake system and found no le...

6 Replies Received (View Replies)

  Related Documents & Media  2004 BMW 745Li

 
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car Vehicle Data

2004 BMW 745Li

VIN WBAGN63574
Engine4.4 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursCold, Hot, Idle

Trouble Codes

27B8Plausibility Diff. Pressure Sensor
P0507Idle Speed Control System Higher Than Expected
Message Closed

car Vehicle Data

2004 BMW 745Li

VIN WBAGN63574
Engine4.4 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursCold, Hot, Idle

Trouble Codes

27B8Plausibility Diff. Pressure Sensor
P0507Idle Speed Control System Higher Than Expected