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1999 BMW 528i 2.8L Poor Idle Quality, MIL Lamp on
Posted to European Driveability on 7/25/2007 6 Replies

Hi guys,

This 528i is driving me nuts. it has a rough (but not low) idle, runs great anywhere above idle.

If I reset mil light and reset adaption values with a hot engine, it will idle great for about 1-2 minutes then the idle will start to deteriorate and t...

6 Replies Received (View Replies)

  Related Documents & Media  1999 BMW 528i

 
Message Closed w/FIX

car Vehicle Data

1999 BMW 528i

VIN WBADM6333X
Engine2.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

202lambda regulation limit exceeded post cat bank 2
203lambda regulation limit exceeded post cat bank 1
227bank 1 mixture deviation
228bank 2 mixture deviation
Message Closed w/FIX

car Vehicle Data

1999 BMW 528i

VIN WBADM6333X
Engine2.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

202lambda regulation limit exceeded post cat bank 2
203lambda regulation limit exceeded post cat bank 1
227bank 1 mixture deviation
228bank 2 mixture deviation