Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (LC3)

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: Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (LC3) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 YE	492	MAF Sensor Signal
B	1 BK	1550	Ground
C	0.8 PK/BK	5294	Ignition 1 Voltage
D	0.5 TN	2760	Low Reference
E	0.35 TN	472	IAT Sensor Signal

Connector Part Information

OEM: 15326822
Service: 88987186
Description: 5-Way F GT 150 Series Sealed (BK)

Terminal Part Information

Pins: A-E
Terminal/Tray: 12191819/8
Core/Insulation Crimp: Pins A-B, D-E - E/A
Core/Insulation Crimp: Pins C - 2/A
Release Tool/Test Probe: 15315247/J-35616-2A (GY)