P0430 Diagnostic Trouble Code Discussion for October 2022
Catalyst System Low Efficiency (Bank 2)
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| Help Request | Posted | |
| 2017 Ford Expedition EL Platinum 3.5L Poor Fuel Economy, MIL Lamp on VIN: 1FMJK1LT6H P0430: Catalyst efficiency bank 2. I have one here that keeps throwing a catalyst code for bank 2. I have double and triple checked to make sure we replaced correct bank (driver side). I have replaced cat now twice with good quality aftermarket converter, and replaced bank 2 downstream 02 s... |
October 24, 2022 |
