Heated Oxygen Sensor (HO2S) - Bank 2 Sensor 1 (LLT)

WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (LLT) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 TN/WH	3211	HO2S Low Reference (Bank 2 Sensor 1)
B	0.5 PU/WH	3210	Reference Voltage (Bank 2 Sensor 1)
C	0.5 GN	3212	HO2S Heater Low Control (Bank 2 Sensor 1)
D	0.5 PK/BK	5293	Engine Main Relay Fused Control

Connector Part Information

OEM: 12160482
Service: 88988598
Description: 4-Way F Metri-Pack 150 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit