Heated Oxygen Sensor (HO2S) - Bank 2 Sensor 2 (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 2 (LLT) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 TN	3221	HO2S Low Signal (Bank 2 Sensor 2)
B	0.5 PU	3220	HO2S High Signal (Bank 2 Sensor 2)
C	0.5 OG/WH	3223	HO2S Heater Low Control (Bank 2 Sensor 2)
D	0.8 PK/BK	5294	Engine Main Relay Fused Control

Connector Part Information

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

Terminal Part Information

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