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P0430 Diagnostic Trouble Code Discussion for July 2005

Catalyst System Low Efficiency (Bank 2)

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Trouble Ticket Help Requests for DTC P0430
Help Request Posted
1997 Ford Explorer XL 4.0L Poor Idle Quality, Misfire, MIL Lamp on
P0430: Bank 2 Cat Below Limit. Timing chain is very noisy and compression low am I trying to fix a problem that can,t be fixed under circumstances. Cylinders 456 missing at idle but will fire under load. No vacuum leak can be found.Computer would only show PO300 at first but after clearing ...
July 18, 2005