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Old 06-23-2016, 10:06 PM   #1
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Default code 34...

replaced sensor . car idles for a while but when driving the engine light comes on and car runs terrible. replaced sensor, connections are good. what could be causing this
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Old 06-23-2016, 10:48 PM   #2
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Check for Vac to map sensor? Check for leaks?

Checked the circuits to the sensor? Power to sensor? Ground? Signal circuit back to ECM?
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