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2004 BMW 545i 4.4L Hesitation, Misfire, MIL Lamp on
Hello group. Car originally came in with codes below. Has 8 new coils and plugs. Crankcase vacuum was not in spec so replaced diaphragms in valve covers. When cold, car starts fine but as warms up will begin to miss after a minute or two. Saw misfires o...
FIX posted 5/28/2019
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Related Documents & Media | VIN | WBANB33524 |
| Engine | 4.4 L / 8 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Misfire, MIL Lamp On |
| Occurs | Cold |
Trouble Codes
| 2742 | missfire 1 |
| 2743 | missfire 5 |
| 2744 | missfire 4 |
| 2745 | missfire 8 |
| 274E | missfire detection sumcheck error |
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Vehicle Data
2004 BMW 545i
| VIN | WBANB33524 |
| Engine | 4.4 L / 8 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Misfire, MIL Lamp On |
| Occurs | Cold |
Trouble Codes
| 2742 | missfire 1 |
| 2743 | missfire 5 |
| 2744 | missfire 4 |
| 2745 | missfire 8 |
| 274E | missfire detection sumcheck error |
Video