Test NS-5C - Inspecting Fuel Pump

1994 Plymouth Sundance Base, 2D Hatchback, 2.2 D, AutomaticSECTION Test NS-5C - Inspecting Fuel Pump
NOTE: For circuit and connector terminal identification, see CONNECTOR IDENTIFICATION TABLE. For wiring diagrams, see WIRING DIAGRAMSΒ  .
  1. Disconnect fuel pump connector at fuel tank. Using DRB, actuate fuel system. Using DRB, check voltage on fuel pump connector Dark Green/Black wire. If voltage is less than 10 volts, repair open in Dark Green/Black wire. Perform TEST VER-1Β  . If voltage is more than 10 volts, go to next step.
  2. Turn ignition off. Put DRB in ohmmeter mode. Using DRB, check resistance of fuel pump connector Black wire (fuel pump ground wire). If resistance is more than 5 ohms, repair open in Black wire. Perform TEST VER-1. If resistance is less than 5 ohms, replace fuel pump. Perform TEST VER-1.
RENDER: 1.0x

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When to See a Mechanic

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

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.