Catalytic converter effiecency failure.
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 Efficiency Below Normal (Bank 1)
Trouble code P0700 means: Automatic Transmission Control System Malfunction You need to check the TCM for codes
P0420 Catalyst System Efficiency Below Threshold (Bank 1)
Usual first sign is a check engine light with a code P0420.Usual first sign is a check engine light with a code P0420.
Trouble code P0420 means:Catalyst system efficiency below threshold
If there are no exhaust leaks or other codes, the catalytic converter has failed. You will need to replace it.
The 2007 Chrysler PT Cruiser OBD 2 port is under driver side dash next to kick panel
You use a scan tool.
Trouble code P0420 means:Catalyst system efficiency below threshold