scott01ranger
New Member
- Joined
- Feb 1, 2011
- Messages
- 26
- Reaction score
- 1
- Points
- 0
- Location
- Carrollton,TX
- Vehicle Year
- 2001
- Make / Model
- Ford
- Engine Size
- 2.5
- Transmission
- Manual
My 2001 Ranger with 160K miles will throw a CEL every few days. The code is P0133 - upstream oxygen sensor circuit slow response. The truck runs fine, although occasionally I have slight flat spot on tip in throttle response.
I assume I need a new pre cat O2 sensor?
I assume I need a new pre cat O2 sensor?