> I am trying to locate the oxygen sensors that caused code 21 error
Your van has one and only one oxygen sensor.
> but heard that there are more than 2 oxygen sensors on my car.
Nope.
DS
Canna Service User - 10 Sep 2004 01:49 GMT
>> I am trying to locate the oxygen sensors that caused code 21 error
> Your van has one and only one oxygen sensor.
>> but heard that there are more than 2 oxygen sensors on my car.
> Nope.
> DS
Thank you very much! The repair shop insisted on that my car has 3.
He opened the manual (did not show it to me) and suddenly said it has
two, so I asked him to replace the one before catalyst converter.
Labor cost $40. No "Check Engine" sign thereafter.

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