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1999 BMW 540i 4.4L MIL Lamp on
Posted to European Driveability on 3/5/2009 9 Replies

Fuel trims maxing out for lean condition, codes 26 & 27. Replace crankcase ventalation plate and good fuel pressure. Sprayed card cleaner around throttle plate and intake gaskets. Crank sensor and mass air flow look ok on scanner. Were thinking mass air flow n...

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  Related Documents & Media  1999 BMW 540i

 
Message Closed w/FIX

car Vehicle Data

1999 BMW 540i

VIN WBADN6333X
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / fuel trim
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

26Multiple fuel trim 1 limit reached
27Multiple fuel trim 2 limit reached
Message Closed w/FIX

car Vehicle Data

1999 BMW 540i

VIN WBADN6333X
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / fuel trim
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

26Multiple fuel trim 1 limit reached
27Multiple fuel trim 2 limit reached