2001 Echo - check engine light is on - cause?
3 Answers
firebird338 answered 8 years ago
Will have to take to a auto parts store like auto zone who will scan the code or codes for you for free.
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Prob needs a new oxygen sensor
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Calvinator answered 8 years ago
Check your PCV valve on top of manifold cover. Also make sure your recirculate and refresh switch inside the car by the heater is in the refresh position not recirculate position.
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