× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1998 BMW 740i 4.4L Poor Idle Quality, Misfire, MIL Lamp on
Posted to European Driveability on 9/7/2005 11 Replies

after replacing cam sensor, I found the spark plug holes were filled with oil. we replaced v/c cover gasket and removed all oil, replaced all coils, and preformed a motorVac on the system, no luck. It still runs rough when cold for about 3 minutes. I have pull...

11 Replies Received (View Replies)

  Related Documents & Media  1998 BMW 740i

 
Message Closed w/Summary

car Vehicle Data

1998 BMW 740i

VIN WBAGF8329W
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / fuel injected
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursCold
Misc.4 Dr

Trouble Codes

57misfire cyc 8
62misfire several cyc
70misfire cyc 8 w/cutoff
75misfire several cyc cutoff
Message Closed w/Summary

car Vehicle Data

1998 BMW 740i

VIN WBAGF8329W
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / fuel injected
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursCold
Misc.4 Dr

Trouble Codes

57misfire cyc 8
62misfire several cyc
70misfire cyc 8 w/cutoff
75misfire several cyc cutoff