Category Archives: Jeep


Causes and Fixes P0430 Jeep Wrangler

If you have a Jeep Wrangler and are getting a P0430 error code, there is a problem with a catalytic converter not operating to efficiency. The official error is a “PO430: Catalyst System Efficiency Below Threshold (Bank 2)“. Several things can cause this error, including Oxygen Sensor, Exhaust Leak, and Catalytic Converter. Since the Catalytic Converter is the… Read More »