Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 1 (4.8L/5.3L/6.2L/6.0L without ZW9)
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 1 (4.8L/5.3L/6.2L/6.0L without ZW9) Connector End View
Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 1 (4.8L/5.3L/6.2L/6.0L without ZW9)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| A | 0.5 TN | 1664 | HO2S Low Signal - Bank 1 Sensor 1 |
| B | 0.5 PU/WH | 1665 | HO2S High Signal - Bank 1 Sensor 1 |
| C | 0.5 GY/WH | 3113 | HO2S Heater Low Control - Bank 1 Sensor 1 |
| D | 0.5 PK | 539 | Ignition 1 Voltage |
Connector Part Information
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Terminal Part Information
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