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P0430 Diagnostic Trouble Code Discussion for October 2013

Catalyst System Low Efficiency (Bank 2)


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Trouble Ticket Help Requests for DTC P0430
Help Request Posted
2007 Chevrolet Silverado 1500 LTZ 5.3L MIL Lamp on VIN: 3GCEK13M27
P0430: Catalyst System Low Efficiency (Bank 2). ... p0420.they changed cat assy. code came back on.I got veichle with p0420 & p0430.cats tested cold.o2's switching/following fronts.checked,tune-up new.no vac.leaks,no exhaust leaks,02's in correct positions.f/press,ok.holds pressure.stft and long term fu...
October 07, 2013
2000 Jaguar XK8 4.0L MIL Lamp on VIN: SAJJA42C4Y
P0430: cat inefficency. trying to determine if the cat is bad seems its bank 2 which is drivers side as per my books
October 09, 2013
2005 Jeep Liberty Renegade 3.7L Misfire, MIL Lamp on VIN: 1J4GL38KX5
P0430: Catalyst Efficiency Below Normal (Bank 2). this jeep came in for check engine light on found cat to be bad and also has miss fire on number 4 cylinder.misfire is most noticeable at idle high way speeds you feel nothing.verified mis with scanner on number4.i swapped plugs and coil and injector to see if...
October 30, 2013
2007 Chevrolet Silverado 1500 LTZ 5.3L MIL Lamp on VIN: 3GCEK13M27
P0430: Catalyst System Low Efficiency (Bank 2). ... p0420.they changed cat assy. code came back on.I got veichle with p0420 & p0430.cats tested cold.o2's switching/following fronts.checked,tune-up new.no vac.leaks,no exhaust leaks,02's in correct positions.f/press,ok.holds pressure.stft and long term fu...
October 07, 2013
2000 Jaguar XK8 4.0L MIL Lamp on VIN: SAJJA42C4Y
P0430: cat inefficency. trying to determine if the cat is bad seems its bank 2 which is drivers side as per my books
October 09, 2013
2005 Jeep Liberty Renegade 3.7L Misfire, MIL Lamp on VIN: 1J4GL38KX5
P0430: Catalyst Efficiency Below Normal (Bank 2). this jeep came in for check engine light on found cat to be bad and also has miss fire on number 4 cylinder.misfire is most noticeable at idle high way speeds you feel nothing.verified mis with scanner on number4.i swapped plugs and coil and injector to see if...
October 30, 2013