HELP!! MOTOR BACK FIRES
06-13-2005, 07:01 PM
#1
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HELP!! MOTOR BACK FIRES
B18B1 USED 2B IN 94 INTEGRA LS
BACKFIRED THEN BUT MAYBE ONCE OR TWICE A DAY
I DID SWAP 4 MONTHS AGO N2 92 DX HATCH
UPGRAGED THE EXHAUST 2.5 BACK FROM CAT
IT BACKFIRES 2-3 TIMES EVERYTIME IM SLOWING DOWN
I HAVE NO CHECK ENGINE LIGHT/ECU CODES
NO SMOKING FROM TAIL PIPE BUT IS A STRONG SMELL I CANT TELL IF RICH OR LEAN SMELL(MAYBE BURNING FIBERGLASS)
FUEL PRESSURE TURNED UP 2 40PSI BUT I KNOW PEOPLE RUNIN 45PSI NO PROBLEMS
ALSO I HAD 2 ADJUST TIMING 2 HIGH END TORQUE(IT IDLE VERY BAD IF I ADJUST ANY LOWER) BUT IT IDLES AT 900RPM AN TAKES OF SLOW(POSIBALY IACV)
BUT ON THE BACK FIRING SUBJECT I WOULD REALLY LIKE 2 KNOW WHAT THAT IS CAUSE IT BURNED ALL THE FIBERGLASS OUT MY MUFFLER AN IT IS VERY LOUD AN I HAVE 2 MAKE A 200MILE TRIP SATURDAY
IS IT DETINATION PROBLEMS
WHAT DO U GUYS THINK
BACKFIRED THEN BUT MAYBE ONCE OR TWICE A DAY
I DID SWAP 4 MONTHS AGO N2 92 DX HATCH
UPGRAGED THE EXHAUST 2.5 BACK FROM CAT
IT BACKFIRES 2-3 TIMES EVERYTIME IM SLOWING DOWN
I HAVE NO CHECK ENGINE LIGHT/ECU CODES
NO SMOKING FROM TAIL PIPE BUT IS A STRONG SMELL I CANT TELL IF RICH OR LEAN SMELL(MAYBE BURNING FIBERGLASS)
FUEL PRESSURE TURNED UP 2 40PSI BUT I KNOW PEOPLE RUNIN 45PSI NO PROBLEMS
ALSO I HAD 2 ADJUST TIMING 2 HIGH END TORQUE(IT IDLE VERY BAD IF I ADJUST ANY LOWER) BUT IT IDLES AT 900RPM AN TAKES OF SLOW(POSIBALY IACV)
BUT ON THE BACK FIRING SUBJECT I WOULD REALLY LIKE 2 KNOW WHAT THAT IS CAUSE IT BURNED ALL THE FIBERGLASS OUT MY MUFFLER AN IT IS VERY LOUD AN I HAVE 2 MAKE A 200MILE TRIP SATURDAY
IS IT DETINATION PROBLEMS
WHAT DO U GUYS THINK
06-13-2005, 07:13 PM
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Re: HELP!! MOTOR BACK FIRES (Lmgrcivic)
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Lmgrcivic »</TD></TR><TR><TD CLASS="quote">try changing your plugs and wires </TD></TR></TABLE>
*** it mine as well do a complete tune up plugs, wires, car & rotor, and a valve adjusment..
*** it mine as well do a complete tune up plugs, wires, car & rotor, and a valve adjusment..
06-13-2005, 07:35 PM
#4
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Re: HELP!! MOTOR BACK FIRES (B18BlackEK)
PLUGS AN WIRES R GOOD
SO IS ROTOR BUTTON
FAR AS VALVE ADJUSTMENT(I KNOW WHAT U MEAN BUT THATS JUST NOT MY THING) I DROP EM AN SWAP EM (MOTORS) I DONT DIGG N
BUT IM WILLIN 2 LEARN I JUST DONT WANNA **** NOTHIN UP IN THE PROCESS
I HOPE ITS NOT WORST DO 2 THE TIMING BELT TOOTH THAT BROKE 2 DAYS AFTER SWAP AN TIMING SLIPPED 90*
I REPLACED IT AN CAMS AN CRANK R LINED UP GOOD
U THINK THAT MAY HAVE HURT MY VALVES
I DONT HAVE TIME 2 MESS WIT THE VALVES B4 MY WEEKEND TRIP
BUT I WILL TRY 2 DO IT NEXT WEEK
MY FRIENDS 00 SI WIT 70,000 MILES VALVES SOUND JUST LIKE MINE SO I GUESS THERE NOT BAD
WHAT DO U THINK
AND DO U HAVE ANY POINTERS 4 MY FIRST VALVE JOB WHAT DO I NEED 2 DO IT AN WHAT PROBLEMS CAN I EXPECT
SO IS ROTOR BUTTON
FAR AS VALVE ADJUSTMENT(I KNOW WHAT U MEAN BUT THATS JUST NOT MY THING) I DROP EM AN SWAP EM (MOTORS) I DONT DIGG N
BUT IM WILLIN 2 LEARN I JUST DONT WANNA **** NOTHIN UP IN THE PROCESS
I HOPE ITS NOT WORST DO 2 THE TIMING BELT TOOTH THAT BROKE 2 DAYS AFTER SWAP AN TIMING SLIPPED 90*
I REPLACED IT AN CAMS AN CRANK R LINED UP GOOD
U THINK THAT MAY HAVE HURT MY VALVES
I DONT HAVE TIME 2 MESS WIT THE VALVES B4 MY WEEKEND TRIP
BUT I WILL TRY 2 DO IT NEXT WEEK
MY FRIENDS 00 SI WIT 70,000 MILES VALVES SOUND JUST LIKE MINE SO I GUESS THERE NOT BAD
WHAT DO U THINK
AND DO U HAVE ANY POINTERS 4 MY FIRST VALVE JOB WHAT DO I NEED 2 DO IT AN WHAT PROBLEMS CAN I EXPECT
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