Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (LZ4)

WARNING: This page is about a different car, the 2008 Chevrolet Malibu Classic. 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 (LZ4) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 TN/WH	3111	HO2S Low Reference (Bank 1 Sensor 1)
B	0.5 PU/WH	3110	HO2S Reference Voltage (Bank 1 Sensor 1)
C	0.5 GY/WH	3113	HO2S Heater Low Control (Bank 1 Sensor 1)
D	0.5 PK/BK	5293	Ignition 1 Voltage

Connector Part Information

OEM: 12176897
Service: 15305960
Description: 4-Way F Metri-Pack 150 Series Sealed (L-GY)

Terminal Part Information

Terminal/Tray: 12048074/2
Core/Insulation Crimp: E/1
Release Tool/Test Probe: 12094429/J-35616-2A (GY)