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1993 Other BMW Models backfire and misfire

Tiny
BEBILOKU
  • MEMBER
  • 1993 BMW
Engine problem
1993 Other BMW Models 6 cyl Manual 240 miles

I HAVE BMW 520I E34 1993 MY CAR HAVE BACKFIRE AND MISFIRE.I CHANGE FUEL FILTER SPARK PLUG PLSO I TEST THE SPARK PLUS ONE BY ONE IN ALL COIL.I CHANGE AIR FILTER SENSOR, BUT THE PROBLEM IS SAME.
IF MY FUELPUMP HAVE PROBLEM CAN MAKE BACKFIRE TO EXHAUST?
PLS ANY SOLUTION FOR MY PROBLEM
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Tuesday, January 22nd, 2008 AT 1:24 PM

2 Replies

Tiny
DOCHAGERTY
  • MECHANIC
  • 9,601 POSTS
Check for fault codes and repost
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Tuesday, March 11th, 2008 AT 1:51 AM
Tiny
BEBILOKU
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  • 2 POSTS
Problem solvet after change all ignition coil
thnx
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Tuesday, March 11th, 2008 AT 2:27 AM

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