Fuel Tank Pressure (FTP) Sensor

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Fuel Tank Pressure (FTP) Sensor
WARNING: This page is about a different car, the 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Fuel Tank Pressure (FTP) Sensor Connector End View
GM516611Courtesy of GENERAL MOTORS CORP.
Fuel Tank Pressure (FTP) Sensor Connector Parts Information

Connector Part Information 
  • OEM: 12059595
  • Service: 88986451
  • Description: 3-Way F Metri-Pack 150 Series Sealed (BK)
Terminal Part Information 
  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)
Fuel Tank Pressure (FTP) Sensor Connecter Terminal Identification

Pin Wire Color Circuit No. Function
A BK 2759 Low Reference
B D-GN 890 Fuel Tank Pressure Sensor Signal
C GY 2709 5-Volt Reference
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
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