Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (HP2)

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. 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 (HP2) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 YE	492	Mass Air Flow (MAF) Sensor Signal
B	0.5 PK	1839	Ignition Voltage
C	0.5 BK/WH	451	Ground
D	0.5 TN	472	Intake Air Temperature (IAT) Sensor Signal
E	0.5 TN	2760	Low Reference

Connector Part Information

OEM: 15326822
Service: 19151498
Description: 5-Way F GT 150 Sealed 4.0 (BK)

Terminal Part Information

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