Category: Chrysler

P0436 Chrysler Catalyst Temperature Sensor Range/Performance Bank 2 Sensor 1 Possible causes – Catalyst Temperature Sensor harness is open or shorted– Catalyst Temperature Sensor circuit poor electrical connection– Faulty Catalyst Temperature Sensor Tech description As the code description implies the P0436 Chrysler code means that the vehicle’s control module has detected that the three-way catalytic…

P0437 Chrysler Catalyst Temperature Sensor Low Input Bank 2 Sensor 1 Possible causes – Catalyst Temperature Sensor harness is open or shorted– Catalyst Temperature Sensor circuit poor electrical connection– Faulty Catalyst Temperature Sensor Tech description As the code description implies the P0437 Chrysler code means that the vehicle’s control module has detected that the three-way…

P0431 Chrysler Warm Up Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the…

P0432 Chrysler Main Catalyst Efficiency Below Threshold Bank 2 Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech description As the code description implies the P0432…

P0433 Chrysler Heated Catalyst Efficiency Below Threshold Bank 2 Possible causes – Air leak before catalytic converter– Faulty oxygen sensor– Faulty Catalytic Converter Tech description As the code description implies the P0433 Chrysler code means that the vehicle’s control module has detected that the three-way catalytic converter is not working properly (is not as efficient…

P0430 Chrysler Catalyst System Efficiency Below Threshold Bank 2 Possible causes – Three way catalyst converter Bank 2– Exhaust tube– Intake air leaks– Fuel injectors may be faulty– Fuel injector leaks– Spark plugs may be faulty– Improper ignition timing– Engine Control Module (ECM) Tech description As the code description implies the P0430 Chrysler code means…

P0428 Chrysler Catalyst Temperature Sensor High Input Bank 1 Sensor 1 Possible causes – Faulty Catalyst Temperature Sensor– Catalyst Temperature Sensor harness is open or shorted– Catalyst Temperature Sensor circuit poor electrical connection Tech description As the code description implies the P0428 Chrysler code means that the vehicle’s control module has detected that the three-way…

P0429 Chrysler Catalyst Heater Control Circuit Bank 1 Possible causes – Faulty Catalyst Temperature Sensor– Catalyst Temperature Sensor harness is open or shorted– Catalyst Temperature Sensor circuit poor electrical connection Tech description As the code description implies the P0429 Chrysler code means that the vehicle’s control module has detected that the three-way catalytic converter is…

P0423 Chrysler Heated Catalyst Efficiency Below Threshold Bank 1 Possible causes – Air leak before catalytic converter – Faulty oxygen sensor– Faulty Catalytic Converter Tech description As the code description implies the P0423 Chrysler code means that the vehicle’s control module has detected that the three-way catalytic converter is not working properly (is not as…

P0424 Chrysler Heated Catalyst Temperature Below Threshold Bank 1 Possible causes – Air leak before catalytic converter – Faulty oxygen sensor– Faulty Catalytic Converter Tech description As the code description implies the P0424 Chrysler code means that the vehicle’s control module has detected that the three-way catalytic converter is not working properly (is not as…

P0425 Chrysler Catalyst Temperature Sensor Circuit Bank 1 Sensor 1 Possible causes – Faulty Catalyst Temperature Sensor– Catalyst Temperature Sensor harness is open or shorted– Catalyst Temperature Sensor circuit poor electrical connection Tech description As the code description implies the P0425 Chrysler code means that the vehicle’s control module has detected that the three-way catalytic…

P0426 Chrysler Catalyst Temperature Sensor Range/Performance Bank 1 Sensor 1 Possible causes – Faulty Catalyst Temperature Sensor– Catalyst Temperature Sensor harness is open or shorted– Catalyst Temperature Sensor circuit poor electrical connection Tech description As the code description implies the P0426 Chrysler code means that the vehicle’s control module has detected that the three-way catalytic…

P0427 Chrysler Catalyst Temperature Sensor Low Input Bank 1 Sensor 1 Possible causes – Faulty Catalyst Temperature Sensor– Catalyst Temperature Sensor harness is open or shorted– Catalyst Temperature Sensor circuit poor electrical connection Tech description As the code description implies the P0427 Chrysler code means that the vehicle’s control module has detected that the three-way…

P0420 Chrysler Catalyst System Efficiency Below Threshold Bank 1 Possible causes – Three way catalyst converter Bank 1– Exhaust tube– Intake air leaks– Fuel injectors may be faulty– Fuel injector leaks– Spark plugs may be faulty– Improper ignition timing– Engine Control Module (ECM) Tech description As the code description implies the P0421 Chrysler code means…