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P0430 Diagnostic Trouble Code Discussion for October 2015

Catalyst System Low Efficiency (Bank 2)


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Trouble Ticket Help Requests for DTC P0430
Help Request Posted
2004 Isuzu Rodeo S 3.5L Poor Idle Quality, Hesitation, Surge, Misfire VIN: 4S2CK58Y64
P0430: Catalyst Efficiency Below Normal (Bank 2). Customer complained of lack of power, running rough and surging. Found that the #2 cat was clogged. Replaced the cat and the plugs and did a BG. Since then I have the power back but at at times it still idles rough and surges. For 2 days it ran great with no c...
October 06, 2015