Causes and Fixes P0051 Code: HO2S Heater Control Circuit Low (Bank 2 Sensor 1)

How to fix an engine P0051 Code: HO2S Heater Control Circuit Low (Bank 2 Sensor 1)
How to Test Oxygen Sensor Heated Element: • How To Test Oxygen Sen...
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Possible Causes of a P0051 Code:
Failed Air/Fuel Heater 02 Sensor
Wiring
Blown Fuse
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[@SolaFide802]

Nice, thank you

[@WarrioressRose]

Very helpful

[@ceoink3936]

Am from Jamaica

[@Thebodymechanikk]

Hi! Thanks for this video. Random question is it possible that a rat can chew on the wiring to this?

[@HVAC_Mechanic]

Yes, rodents can cause wiring problems

[@ceoink3936]

How do you know if the sensor is bad

[@IanTRK]

Bad fuel economy, or usually it would throw up a check engine light

[@BalenkBelle28]

Where is the fuse for box located for the Oxygen sensor

[@waynerooney6023]

It is different for each car