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

GM646412
Connector Part Information
  • Harness: Engine
  • OEM: 13519912
  • Service: 13501881
  • Description: 5-Way F GT 150 Series Sealed (D-GY)
Terminal Part Information
  • Terminated Lead: 13578912
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-2A (GY)
  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/1
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (Gas)

Pin Wire Circuit Function
A 0.5 TN 2760 Low Reference
B 0.5 TN/BK 472 IAT Sensor Signal
C 0.5 YE 492 MAF Sensor Signal
D 0.5 PK 1839 Ignition 1 Voltage
E 0.5 BK/WH 451 Ground