1989 Toyota Camry spark plug

1989 TOYOTA CAMRY
200,000 MILES • 4 CYL • FWD • AUTOMATIC
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SWOOTIE6969
  • MEMBER
  • 1 POST
what would cause all 4 plugs to detonate fire
Dec 23, 2009 at 10:59 AM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
Hi there,

If you mean pre ignition or running on, this is usually a build up of carbon in the engine, lean mixture , incorrect ignition timing, over fast idle speed.

mark (mhpautos)
Dec 23, 2009 at 11:14 AM
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