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Dan, Technician
Category: Mazda
Satisfied Customers: 24013
Experience:  Independent Shop Experience, 2 Year Automotive Diploma, & Access to Information Database
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Getting a p2177 on a mazda 3 2007 I was getting bank one

Customer Question

getting a p2177 on a mazda 3 2007 I was getting bank one sensor 2 errors replaced downstream 02 sensor then starting getting p2177 errors. replaced uptream sensor still getting p2177 after resetting code.
Submitted: 1 year ago.
Category: Mazda
Customer: replied 1 year ago.
Posted by JustAnswer at customer's request) Hello. I would like to request the following Expert Service(s) from you: Live Phone Call. Let me know if you need more information, or send me the service offer(s) so we can proceed.
Expert:  Dan replied 1 year ago.

Hello, my name is***** usually means the mass airflow sensor has failed, have you replaced it yet?

Customer: replied 1 year ago.
Cleaned mad sensor with same issue
Customer: replied 1 year ago.
maf sensor
Customer: replied 1 year ago.
what else could it be I have
cleaned the sensor
Expert:  Dan replied 1 year ago.

Cleaning does not always help, you will need to replace the mass airflow sensor. Let me know how it goes or if you have more questions. Thanks.