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Home >> Pontiac >> 2006 >> G6 Base, 2.4 B >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.4L - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connector End Views >> Heated Oxygen Sensor (HO2S) 2

Heated Oxygen Sensor (HO2S) 2

Fig 1: Heated Oxygen Sensor (HO2S) 2 Connector End View
GM280761Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) 2 Connector End View

Connector Part Information 
  • OEM: 12160825
  • Service:
  • Description: 4-Way M Metri-Pack 150 Series Sealed (BK)
Heated Oxygen Sensor (HO2S) 2

Pin Wire Color Circuit No. Function
A TN/WH 3121 HO2S Low Reference (Sensor 2)
B PU 3120 HO2S Reference Voltage (Sensor 2)
C GY/WH 3122 HO2S Heater Low Control (Sensor 2)
D PK/BK 5291 Ignition 1 Voltage
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