1998 Toyota Avalon Receiving Codes P0300 P0302 P304 P305 Changed Spark

1998 TOYOTA AVALON
206,000 MILES
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JHAWKACE
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  • 1 POST
I was receiving codes P0300, P0302, P304, P305....I changed the spark plugs, wires, coils, oil, and oil filter...Car is still missing...Currently, I am only receiving the P305 code...Any suggestions?
Dec 30, 2012 at 4:57 PM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
start with a compression test, look for vacuum leaks, test injector and check for wire harness issues as well.

Roy
Dec 30, 2012 at 5:00 PM
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