DTC P2A01: O2 Circuit Range / Performance Bank 1, Sensor 2
WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2012 Lincoln Navigator L, 2012 Lincoln Navigator, 2012 Lincoln MKZ, 2012 Lincoln MKX, and 2012 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.
P2A01 - O2 CIRCUIT RANGE / PERFORMANCE BANK 1, SENSOR 2
| Description: The PCM monitors the heated oxygen sensor (HO2S) for an out of range low voltage concern. This DTC sets when the HO2S voltage is out of range low for a calibrated period of time. | |||
Possible Causes:
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| Diagnostic Aids: Inspect the connectors for signs of damage, water ingress, or corrosion. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DW . | ||