Heated Oxygen Sensor (HO2S) 2 (LMU with NQU/NT3) Connector End View

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

Fig 1: Heated Oxygen Sensor (HO2S) 2 (LMU with NQU/NT3) Connector End View

Courtesy of GENERAL MOTORS CORP.

Heated Oxygen Sensor (HO2S) 2 (LMU with NQU/NT3)

Pin	Wire	Circuit	Function
1	BN	1665	Heated Oxygen Sensor (HO2S) 1 Signal
2	PK/BK	3113	Low Reference
3	L-BU	466	Heated Oxygen Sensor (HO2S) 1 Signal Return
4	OG/BK	1732	Ignition 1 Voltage

Connector Part Information

OEM: 174257-2
Service: N/A
Description: 4-Way F, Sealed (BK)

Terminal Part Information

Terminated Lead: Service by Terminal Replacement Only
Release Tool: J-38125-215A
Diagnostic Test Probe: J-35616-64B (L-BU)
Terminal/Tray: SAIT-A03T-M064/14
Core/Insulation Crimp: P/P