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Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (LF1)

Fig 1: Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (LF1)
GM2484671Courtesy of GENERAL MOTORS CORP.
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (LF1)

Pin Wire Circuit Function
A 0.5 BK 2760 Low Reference
B 0.5 L-BU 6289 IAT Sensor Signal
C 0.5 YE 492 MAF Sensor Signal
D 0.5 PK/BK 5294 PWR/TRN Relay Power
E 0.5 BK/WH 1551 Ground
Connector Part Information 
  • Harness Type: Engine
  • OEM Connector: 13519912
  • Service Connector: 13501881
  • Description: 5-Way F GT 150 Series, Sealed (D-GY)
Terminal Part Information 
  • Terminated Lead: 13578895
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-2A (GY)
  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/1