1990 Toyota Tercel catalytic converter

1990 TOYOTA TERCEL
126,000 MILES • 4 CYL • FWD • MANUAL
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ADANMAGANA
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I have a 1990 Toyota Tercel and when i turn it on to get it warmed up, the catalytic converter turns red, and its hot. what would the problem be?
Dec 16, 2007 at 10:37 PM
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RASMATAZ
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Have the exhaust system check for restriction-

May be an exhaust leak before the catalityc converter, check for a cracked exhaust manifold.
There may be an engine problem causing it to run way too lean, possibly a misfire.

The engine may be running too rich and in combination with an exhaust leak cause combustion to take place in the exhaust pipe.
Dec 16, 2007 at 11:02 PM