P0430 Diagnostic Trouble Code Discussion for December 2019
Catalyst System Low Efficiency (Bank 2)
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| Help Request | Posted | |
| 2016 Ford F-150 XLT 3.5L Excessive Emissions, MIL Lamp on VIN: 1FTEW1EG1G P0430: Catalyst System Efficiency Below Threshold Bank 2. This vehicle came in with a P0430 cat code as the original problem. The converters were replaced with a good aftermarket brand, but the code returns in 3-4 days. The rear O2 for that bank was found to be slightly lazy so it was also replaced. The vehicle t... |
December 04, 2019 |
