1992 BMW 325 ENGINE TROUBLE

Tiny
C.PASILLAS
  • MEMBER
  • 1992 BMW 325
Engine problem
1992 BMW 325 6 cyl Two Wheel Drive 195600 miles

I RECENTLY BOUGHT A 92 BMW 325IS CAR IS IN GREAT CONDITION HOWEVER THERE IS A PROUBLEM WITH THE ENGINE I CAN'T FIGURE OUT WHEN THE ENGINE IS COLD THE CAR RUNS GREAT BUT AS SOON AS IT WARMS UP A BIT THE ENGINE STARTS TO HESITATE IT BECOMES SLUGGISH UNTIL IT REACHES 2500 HUNDRED RPMS THEN ALL THE POWER COMES BACK IT DOES THIS ON EVERY GEAR THE CAR DOESN'T SMOKE AT ALL DOESNT LEAK I REPLACED ALL SPARK PLUGS AND CHANGED OIL IT DOESN'T LIGHT UP THE CHECK ENGINE LIGHT OR SHOW ANY CODES DOESN'T OVERHEAT OR IDLE FUNNY ON NEUTRAL BUT AS SOON AS YOU PRESS THE GAS IT SEEMS TO WANT TO STALL FOR A MOMENT THEN IT ACCELERATES ANY HELP YOU COULD OFFER WOULD BE GREATLY APPRECIATED
Tuesday, December 11th, 2007 AT 12:17 AM

2 Replies

Tiny
DOCHAGERTY
  • MECHANIC
  • 9,601 POSTS
Probably has some dirty injectors. Try some injector cleaner in the fuel.
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Saturday, December 15th, 2007 AT 12:42 AM
Tiny
JSU1995
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I had this exact problem in my '92 325is. I replaced the O2 sensor and it instantly cleared up.

-Brian
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Sunday, February 3rd, 2008 AT 11:46 AM

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