B52A Heated Oxygen Sensor - Sensor 1 Connector End View

WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: B52A Heated Oxygen Sensor - Sensor 1 Connector End View

Courtesy of GENERAL MOTORS CORP.

B52A Heated Oxygen Sensor - Sensor 1

Pin	Wire	Circuit	Function
A	0.5 TN/WH	3111	Heated Oxygen Sensor Low Signal Bank 1 Sensor (1)
B	0.5 PU/WH	3110	Heated Oxygen Sensor High Signal Bank 1 Sensor (1)
C	-	-	Not Available
D	0.5 PK/BK	5293	Powertrain Main Relay Fused Supply (4)
E	0.5 GY/WH	3113	Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (1)

Connector Part Information

Harness Type: Engine
OEM Connector: 12146047
Service Connector: 12146047
Description: 4-Way F Metri-Pack 150 (BK)

Terminal Part Information

Terminated Lead: Pending
Release Tool: 12094429
Diagnostic Test Probe: J-35616-14 (GN)
Terminal/Tray: 12048074/2
Core/Insulation Crimp: E/1