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P0051 – 2011_NISSAN_SENTRA

Code : P0051
Make : 2011_NISSAN_SENTRA
Description : P0051 2011 NISSAN SENTRA Air Fuel Ratio Sensor 1 Heater Bank 2 Control Circuit Low
Possible causes :
– Faulty Air-Fuel Ratio (A/F) Sensor Bank 2 Sensor 1
– Air-Fuel Ratio (A/F) Sensor Bank 2 Sensor 1 harness is open shorted to ground
– Air-Fuel Ratio (A/F) Sensor Bank 2 Sensor 1 circuit poor electrical connection
– Air-Fuel Ratio (A/F) Sensor Bank 2 Sensor 1
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

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