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A/C Refrigerant Pressure Sensor Connector End View

Fig 1: A/C Refrigerant Pressure Sensor Connector End View
GM1581660Courtesy of GENERAL MOTORS CORP.
A/C Refrigerant Pressure Sensor Connector Part Information

Connector Part Information 
  • OEM: 15397149
  • Service: 88988301
  • Description: 3-Way F GT 150 Series Sealed (BK)
Terminal Part Information 
  • Terminal/Tray: 15326267/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
A/C Refrigerant Pressure Sensor Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 BK/WH 2751 Low Reference (LE5)
PU/WH 6256 Low Reference (L61)
2 GY 2700 5-Volt Reference (LE5)
6255 5-Volt Reference (L61)
3 OG/BK 380 A/C Refrigerant Pressure Sensor Signal