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Home >> BMW >> 2021 >> X3 sDrive30i >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Intake Plenum, Turbocharger, Engine Vacuum System, Oxygen Sensors -- Repair (G01) >> 11 78 Co Adjustment, Oxygen Sensor >> 11 78 510 Replacing oxygen sensor (after vehicle diagnosis) (X3 4-cyl. models except PHEV, 2018-2019) >> Removing the lambda oxygen sensor

Removing the lambda oxygen sensor

Preliminary work 

Lambda control sensor 

G14308759Courtesy of BMW OF NORTH AMERICA, INC.
WARNING: Hot surfaces. 
Risk of burning! 
  • Perform all work only on components that have cooled down.
NOTE: RISK OF DAMAGE 
Damage to wires when disconnecting connectors and plug connections. 
Sheared wires can cause a short circuit. 
  • Do not pull on wires when disconnecting connectors and plug connections.
NOTE: The cable of the Lambda oxygen sensor is black. The installation location of the Lambda oxygen sensor is in front of the catalytic converter.
G12701448Courtesy of BMW OF NORTH AMERICA, INC.