Trouble code P0420 means:Catalyst system efficiency below threshold
Trouble code P0420 means:Catalyst system efficiency below threshold
P0420, bank one catalytic converter efficiency failure.
Trouble code P0420 means:Catalyst system efficiency below threshold
Trouble code P0420 means: Catalyst Efficiency Below Normal (Bank 1)
Trouble code P0420 means:Catalyst system efficiency below threshold
P0420 bank one catalytic converter efficiency failure.
Trouble code P0420 means:Catalyst system efficiency below threshold
Trouble code P0420 means:Catalyst system efficiency below threshold
Trouble code P0420 means:Catalyst system efficiency below threshold
P0420 is bank one catalytic converter efficiency failure.
Trouble code P0420 means:Catalyst system efficiency below threshold
P0420 Catalyst System Efficiency Below Threshold (Bank 1)