Typical Scan Tool Data
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
DTC P2A01
| HO2S Sensor Voltage Circuits |
Normal Range |
Short to Ground |
Open |
Short to Voltage |
| HO2S High Signal |
50-850 mV |
0-45 mV |
Approximately 412 mV |
Approximately 1106 mV |
| HO2S Low Signal |
50-850 mV |
50-850 mV |
400-600 mV |
50-850 mV |