Heated Oxygen Sensor (HO2S)- Bank 1 Sensor 2
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
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Terminal Part Information
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Heated Oxygen Sensor (HO2S)- Bank 1 Sensor 2
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| A | 0.5 TN/WH | 1669 | HO2S Low Signal- Bank 1 Sensor 2 |
| B | 0.5 PU/WH | 1668 | HO2S High Signal- Bank 1 Sensor 2 |
| C | 0.5 GY/WH | 3122 | HO2S Heater Low Control- Bank 2 Sensor 1 |
| D | 0.5 PK | 1539 | Ignition Voltage |