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P0175, bank 2 rich. Stumble at idle
I'm working on this truck with a p0175 dtc. It's kind of throwing me off. Vehicle has MIL illuminated and a rough idle. 02s21 reads 1.665v almost all the time. Stft and ltft for that bank are -20s. 02 has already been replaced. This is a replacement engine on ... Login to read more. 
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| Engine | 5.4 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
1999 Ford F-150 XL 5.4L
| Engine | 5.4 L |
| Trans | 4-speed Automatic (Electronic) |
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