B52A Heated Oxygen Sensor 1 (LSY)
WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
 Courtesy of GENERAL MOTORS COMPANY
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Connector Part Information
- Harness Type: Engine Wiring Harness
- OEM Connector: 13520087
- Service Connector: 19371225
- Description: 8-Way F 1.5 MX Series, Sealed (GY)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
Not required |
J-35616-14 (GN) |
No Tool Required |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.5 |
BN |
6934 |
HO2S Ground |
I |
LSY |
| 2 |
0.5 |
YE/GY |
6936 |
HO2S Signal |
I |
LSY |
| 3 |
0.5 |
BN/WH |
6933 |
HO2S Pump Current Signal |
I |
LSY |
| 4 |
- |
- |
- |
Not Occupied |
- |
- |
| 5 |
0.75 |
VT/BU |
5293 |
Powertrain Main Relay Fused Supply Voltage 4 |
I |
LSY |
| 6 |
0.75 |
GY/WH |
3113 |
HO2S Heater Low Control Bank 1 Sensor 1 |
I |
LSY |
| 7 |
0.5 |
GN |
6935 |
HO2S Pump Current Trim Signal |
I |
LSY |
| 8 |
- |
- |
- |
Not Occupied |
- |
- |