Mechanics

ROUGH RUNNING

1997 BMW Z4

Engine problem
1997 BMW Z4 4 cyl Two Wheel Drive Manual 114860 miles

The motor runs rough at low rpm, number one plug seems not to be fireing I have changed the coil pac. Now the motor still runs the same way. If I pull any other spark plug the motor will not start.
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Ozzball
February 17, 2008.



Have you scanned for faults?

Dr. Hagerty
Mar 11, 2008.