Heated Oxygen Sensor (HO2S) 2 (LS4)
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Heated Oxygen Sensor (HO2S) 2 (LS4)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| A | 0.5 TN/WH | 1669 | HO2S Low Signal |
| B | 0.5 PU/WH | 1668 | HO2S High Signal |
| C | 0.5 BN | 2391 | HO2S Heater Low Control Sensor 2 |
| D | 0.5 PK/BK | 5293 | Ignition 1 Voltage |
Connector Part Information
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Terminal Part Information
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