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1998 BMW 740iL 4.4L Poor Idle Quality, MIL Lamp on
Posted to European Driveability on 12/30/2005 11 Replies

vehicle comes back with mil on, scan ecm for codes and find; p1140 maf related problem. hook lab-scope to maf and verify maf signal return volts stuck at 1.2v. replace maf sensor and road test vehicle no mil light. go to restart vehicle and mil light comes bac...

11 Replies Received (View Replies)

  Related Documents & Media  1998 BMW 740iL

 
Message Closed w/FIX

car Vehicle Data

1998 BMW 740iL

VIN WBAGJ8320W
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursHot, Idle

Trouble Codes

05005iac problem
P1140EGR Throttle Control Circuit Open
Message Closed w/FIX

car Vehicle Data

1998 BMW 740iL

VIN WBAGJ8320W
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursHot, Idle

Trouble Codes

05005iac problem
P1140EGR Throttle Control Circuit Open