Malfunction Light Indicator
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Your converter may be bad.
The PCM looks at the input/output from the O2 sensors to make this determination. It is possible that they are getting slow, it happens as they age. Otherwise, you're changing your converter out.
You might try a nice long and fast trip to get it up to temp and burn off any contaminants, if you do a lot of short trips it might help.
The PCM looks at the input/output from the O2 sensors to make this determination. It is possible that they are getting slow, it happens as they age. Otherwise, you're changing your converter out.
You might try a nice long and fast trip to get it up to temp and burn off any contaminants, if you do a lot of short trips it might help.