B52D Heated Oxygen Sensor - Bank 1 Sensor 2 (LT4)
WARNING: This page is about a different car, the 2022 Cadillac CT5. 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: 33253021
- Service Connector: 19354075
- Description: 4-Way F 1.2 Multilock Series, Sealed (BK)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
Not required |
J-35616-12 (BU) |
No Tool Required |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.5 |
GY/WH |
3122 |
HO2S Heater Low Control Bank 1 Sensor 2 |
I |
- |
| 2 |
0.5 |
VT/BU |
5294 |
Powertrain Main Relay Fused Supply Voltage 5 |
I |
- |
| 3 |
0.5 |
WH/YE |
3121 |
HO2S Low Signal Bank 1 Sensor 2 |
I |
- |
| 4 |
0.5 |
VT/BU |
3120 |
HO2S High Signal Bank 1 Sensor 2 |
I |
- |