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International Automotive Technicians Network
1994 BMW 540i 4.0L Excessive Emissions, Poor Idle Quality, Surge, MIL Lamp on
Posted to European Driveability on 5/15/2009 26 Replies

Vehicle failed emissions test. The engine idles rough and it sounds like a vacuum leak. We looked on IATN and found many references to leaky PCV systems. Then we pulled out the oil dipstick and put a finger over the tube. Sure enough, there is vacuum and the s...

26 Replies Received (View Replies)

  Related Documents & Media  1994 BMW 540i

 
Message Closed w/Summary

car Vehicle Data

1994 BMW 540i

VIN WBAHE6319R
Engine4.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD1 Ca Emissions
SymptomsExcessive Emissions, Poor Idle Quality, Surge, MIL Lamp On
OccursAlways, on Accel, Idle

Trouble Codes

1213
12211213 -
Message Closed w/Summary

car Vehicle Data

1994 BMW 540i

VIN WBAHE6319R
Engine4.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD1 Ca Emissions
SymptomsExcessive Emissions, Poor Idle Quality, Surge, MIL Lamp On
OccursAlways, on Accel, Idle

Trouble Codes

1213
12211213 -