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P0430 Diagnostic Trouble Code Discussion for March 2012

Catalyst System Low Efficiency (Bank 2)


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Trouble Ticket Help Requests for DTC P0430
Help Request Posted
2006 Chevrolet Express 1500 4.3L MIL Lamp on VIN: 1GCFG15X46
P0430: Catalyst System Low Efficiency (Bank 2). ... problem is it not power under load at all.the van in park or nutral runing smoth and normal,raise rmp normal but when i put the car in drive or reverse no power at all,somebody cleaner catalyst both sides that why i have code po420 and p0430.when i put the...
March 01, 2012
2006 Chevrolet Express 1500 4.3L MIL Lamp on VIN: 1GCFG15X46
P0430: Catalyst System Low Efficiency (Bank 2). ... problem is it not power under load at all.the van in park or nutral runing smoth and normal,raise rmp normal but when i put the car in drive or reverse no power at all,somebody cleaner catalyst both sides that why i have code po420 and p0430.when i put the...
March 02, 2012
2007 Nissan Maxima SL 3.5L Cuts out, MIL Lamp on VIN: 1N4BA41E57
P0430: Catalyst Efficiency Below Normal (Bank 2). Vehicle has no throttle respncse at times.if you take off slowly the car will accel but get hung up intermittantly.while graphing pedal sensors vs throttle valve its apparnt that throttle responce doesnt doesnt line up with pedal sensors.Under hard accel senso...
March 22, 2012