FixVault

Fuel Sender

  1. Turn the ignition switch OFF, and then remove battery (-) terminal.
  2. Remove the fuel pump assembly.
  3. Using an ohmmeter, measure the resistance between terminals 1 and 6 of sender connector (A) at each float level.
    G13348859Courtesy of KIA MOTORS AMERICA, INC.
    Pin No. Description
    1 Fuel Sender (-)
    2 Fuel pressure sensor (FPS) signal input
    3 Fuel pressure sensor (FPS) ground
    4 Ground (-)
    5 CAN [Low]
    6 Fuel Sender (+)
    7 -
    8 Fuel Pressure Sensor (FPS) Power [+5V]
    9 CAN [High]
    10 Battery Power (B+)
  4. Also check that the resistance changes smoothly when the float moves from "E" to "F".
    Position Resistance (Ω) Capacity (L)
    E 298 - 305 3.0
    1/2 80 - 82 22.5
    F 14 - 16 44.1