P274E Diagnostic Trouble Code Discussion for February 2011
Misfire detection sum check error
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| Help Request | Posted | |
| 2004 BMW 545i 4.4L Poor Idle Quality, Misfire VIN: WBANB33504 P274E: Misfire detection sum check error. car in for engine lamp and misfire, cannot find any info on variable valve gear codes in Alldata or Michell or IATN archives, #7 misfire-we placed plug from 7 to #5, coil from #7 to #6, cleared codes and roadtest still misfire same codes reset. suspect fault m... |
February 10, 2011 |
