
2003 BMW 540i 4.4L Poor Idle Quality, Misfire
We have this BMW in our shop and its turning out to be a nightmare. It has a slight misfire at idle and as you increase the throttle the misfire gets worse and at times the idle starts to surge. Snap throttle under load it has a major misfire. I've cleared the...
FIX posted 8/10/2013
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VIN | WBADN63443 |
Engine | 4.4 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire |
Occurs | Under Load, Idle |
Trouble Codes
50 | Misfire Cylinder 1 |
51 | Misfire Cylinder 5 |
53 | Misfire Cylinder 8 |
57 | Misfire Cylinder 2 |
62 | Misfire Several Cylinders |
Message Closed w/FIX
Vehicle Data
2003 BMW 540i
VIN | WBADN63443 |
Engine | 4.4 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire |
Occurs | Under Load, Idle |
Trouble Codes
50 | Misfire Cylinder 1 |
51 | Misfire Cylinder 5 |
53 | Misfire Cylinder 8 |
57 | Misfire Cylinder 2 |
62 | Misfire Several Cylinders |