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2003 Toyota Corolla

Tiny
NIK T
  • MEMBER
  • 2003 TOYOTA COROLLA
  • 4 CYL
  • FWD
  • MANUAL
  • 65,000 MILES
Hi, ive got a toyota corolla 1.8 vvtli. My engine has began to tap pretty loud. The t sport mode dosnt work properly either. Before the t sport mode used to kick in at 5000revs, now it kicks in at 6250revs, why is yhis?
Saturday, August 2nd, 2008 AT 8:02 PM

1 Reply

Tiny
MMPRINCE4000
  • MECHANIC
  • 8,548 POSTS
You either have a shim (clearance) problem or possibly a chain.
The early 1ZZFE engines were a bit buzzy, but I would take it to Toyota to have it diagnosed, since it requires special tools (and shims) to bring clearance into tolerance.
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Sunday, August 3rd, 2008 AT 7:23 AM

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