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2004 explorer 4.0
Vehicle came in for check engine light on. Codes gathered was P0133 HO2S11 Circuit slow response and P0153 HO2S21 circuit slow response. I have checked for exhaust leaks and none were found. I have a question, is it wise to replaced just the front O2 sensors ... Login to read more. ![]()
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| Engine | 4.0 L |
| Trans | 5-speed Automatic (Electronic) |
Vehicle Data
2004 Ford Explorer XLT 4.0L
| Engine | 4.0 L |
| Trans | 5-speed Automatic (Electronic) |

11 Replies Received
11 Replies Received