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1999 BMW 528i 2.8L Poor Idle Quality, Misfire, MIL Lamp on
Posted to European Driveability on 3/7/2007 17 Replies

this car runs great in open loop, but has a problem as it warms up. misfireing is the only synptom, we used our scope on the primary side of the coils as a starting point, and i noted th amp draw of the coils droped form 7amp to .58amp as soon as the problem s...

17 Replies Received (View Replies)

  Related Documents & Media  1999 BMW 528i

 
Message Closed w/FIX

car Vehicle Data

1999 BMW 528i

VIN WBADM6331X
Engine2.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways, Hot, Not Cold

Trouble Codes

P0300Multiple Misfire Detected
P1188Throttle Inlet Pressure Sensor Performance
P1189Throttle Inlet Pressure Sensor Circuit Low Voltage
P1250Vacuum Reservoir Solenoid Circuit Open
Message Closed w/FIX

car Vehicle Data

1999 BMW 528i

VIN WBADM6331X
Engine2.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways, Hot, Not Cold

Trouble Codes

P0300Multiple Misfire Detected
P1188Throttle Inlet Pressure Sensor Performance
P1189Throttle Inlet Pressure Sensor Circuit Low Voltage
P1250Vacuum Reservoir Solenoid Circuit Open