1991 Toyota Corolla Engine pinging

1991 TOYOTA COROLLA
Avatar
GOD$ON
  • MEMBER
  • 1 POST
Noises problem
1991 Toyota Corolla 4 cyl Front Wheel Drive Automatic

i have a toyota carolla 1991, i have this problem where it pings at 1700-2000rpm, to try fixing this prob, timing belt was changed, distribrutor, was changed, i used seafoam once, in oil, gas and air intake, i used octane booster once, i use injector cleaner everytime i put gas, distrutor timing was checked, and it still pings what can be the prob, am thinking of selling because of this prob
Oct 18, 2009 at 11:30 AM
Advertisement
Avatar
LEGITIMATE007
  • CERTIFIED EXPERT
  • 5,121 POSTS
a lot of times it is the quality of gas, but mostly its because the timing is off, and a belt is needed and reset
Oct 18, 2009 at 11:34 AM
Avatar
MMPRINCE4000
  • CERTIFIED EXPERT
  • 8,548 POSTS
If pinging goes away with octane boost or high octane gas, then it is a timing issue or an excessive carbon build up in cylinder head or pistons.
Oct 19, 2009 at 9:00 AM
Advertisement
Avatar
LEGITIMATE007
  • CERTIFIED EXPERT
  • 5,121 POSTS
i agree, also, you can try a top engine cleaning with some seam
Oct 19, 2009 at 9:26 AM