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

Fig 1: MAF/IAT Sensor Connector View

Courtesy of GENERAL MOTORS CORP.

Engine Controls Connector parts Information

Connector Part Information  OEM: 15305555 Service: 15306113 Description: 5-Way F Metri-Pack 150 Series (BK)

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

Pin	Wire Color	Circuit No.	Function
A	BK	552	Low Reference
B	TN	472	IAT Sensor Signal
C	BK/WH	451	Ground
D	PK	439	Ignition 1 Voltage
E	YE	492	MAF Sensor Signal