DTC P2271: O2 Sensor Signal Stuck Rich - Bank 1, Sensor 2
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2011 Mercury Milan, 2011 Mercury Mariner, 2011 Mercury Grand Marquis, 2011 Lincoln Town Car, and 2011 Lincoln Navigator L. However, it is still accessible from the selected car via links, so may be relevant.
P2271 - O2 SENSOR SIGNAL STUCK RICH - BANK 1, SENSOR 2
| Description: | See the description for DTC P2270 . | ||
| Possible Causes: | See the possible causes for DTC P2270 . | ||
| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST H . | ||