P0430 Diagnostic Trouble Code Discussion for February 2004
Catalyst System Low Efficiency (Bank 2)
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| Help Request | Posted | |
| 1998 Mercury Mountaineer 5.0L MIL Lamp on VIN: 4M2ZU55P7W P0430: bank 2 catalyist threshold below normal. ... checked for codes had a p0430 in history, no other codes no symptoms, cleared code and ran diagnostics for code p0430 cataylst efficiency monitor below acceptable threshold bank 2, no real noted misfiring but did notice when i wet down secondary wires i do... |
February 22, 2004 |
