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Re: Check Engine?
The blinking lights directed me to the O2 sensor only. The best of my
knowledge the electrical connections (including grounds) are in proper
> The first thing I'd do is pull the codes after the event without
>shutting off the motor. Could be one of a dozen different things, but it's
>transient behavior leads me to suspect a marginal ground or connector
>somewhere. Let us know what you get for codes.
>>I am looking for some collective wisdom on a recent annoyance that I am
>>having on the 91 200 TQ. The check engine light is coming on sporadically
>>with no apparent rhyme or reason.
>>I switched the O2 sensor and still have the same problem. When the light
>>comes on it usually only stays on for 5 or so seconds then goes off. I am
>>presently ignoring the problem but would like to fix it. Any ideas??
>>Jeff Donnelly, Dragon wagon