Fuel Pump Flow Control Module

2004 Oldsmobile Bravada AWDSECTION Fuel Pump Flow Control Module
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Fuel Pump Flow Control Module Connector End View
GM1858233Courtesy of GENERAL MOTORS CORP.
Fuel Pump Flow Control Module

Pin Wire Circuit Function
1 2 BK 550 Ground
2-4 - - Not Used
5 0.5 OG/BK 2919 Low Reference
6 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
7 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus+
8-9 - - Not Used
10 0.5 YE 2918 Fuel Line Pressure Sensor Signal
11-12 - - Not Used
13 0.5 D-GN/WH 465 Fuel Pump Relay Control
14 - - Not Used
15 0.5 PK 339 Ignition 1 Voltage
16 2 PK 1580 Fuel Pump Motor Low Reference
17 0.35 L-BU 5986 Serial Data Communication Enable
18-20 - - Not Used
21 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
22 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus+
23-31 - - Not Used
32 2 RD/WH 2940 Battery Positive Voltage
33-35 - - Not Used
36 0.5 TN 2917 5-Volt Reference
37-43 - - Not Used
44 0.5 BK 701 Drain Wire
45-46 - - Not Used
47 2 GY 120 Fuel Pump Supply Voltage
Connector Part Information 
  • OEM: 15491306
  • Service: See Catalog
  • Description: 47-Way F ASG Series Sealed (BK)
Terminal Part Information 
  • Pins: 1, 16, 32, 47
  • Terminal/Tray: 15476168/5
  • Core/Insulation Crimp: F/3
  • Release Tool/Test Probe: 15315247/J-35616-42 (RD)
  • Pins: 5-7, 10, 13, 15, 17, 21-22, 36, 44
  • Terminal/Tray: 7116-3703-02/14
  • Core/Insulation Crimp: 9/9
  • Release Tool/Test Probe: J-38125-215A/J-35616-64B (L-BU)
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.
  • You are not confident in the next step or safety outcome.