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O2 Bank 1 Sensor 2

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Old 05-22-2011, 08:08 PM
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Default O2 Bank 1 Sensor 2
Code popped up. Not sure what to do. Does this part affect the performance of the vehicle significantly?
 
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Old 05-22-2011, 08:14 PM
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If im right,bank 1 sensor 2 is the downstream after cat. Try some dielectric grease on the contacts. That would help if you're getting moisture in the connector. If not, get that sensor replaced.
 
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