2011 Mazda Mazda2 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2011 Mazda Mazda2

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2011 Mazda Mazda2 Questions

Codes P0140 and P0171, engine lamp is ON. (1 answer)

My Mazda 2 2011 (skyactive, istop) is showing fault codes P0140 and P0171 when diagnosed.
P0140 - O2 Sensor Circuit No activity detected( Bank 1 sensor 2)
P0171 - System too Lean (Bank 1)

What could be a possible cause of a check engine lamp in a mazda 2 2011? (2 answers)

I have a Mazda 2 2011
Model : DEJFS (Skyactiv istop)
Milage 7000

A few days back the engine check lamp came ON and still persists.

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