Mazda Car 2002-04

Testing

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  1. Remove the fuel pump.
  2.  
  3. Move the float to the top travel and bottom travel positions, and verify that the resistance between terminals A and D of the unit and the position of the float are as indicated in the illustration. If they are not as specified, replace the fuel pump.

    Click image to see an enlarged view

    Fig. Fuel pump unit sender terminals and resistance specifications-626

  4.  

The fuel level sending unit is an integral part of the fuel pump assembly and is monitored by the PCM, which then relays this information to the fuel gauge. If the sending unit is defective, the whole pump assembly must be replaced as the pump cannot be disassembled.

The fuel level sending unit is an integral part of the fuel pump assembly and is monitored by the PCM, which then relays this information to the fuel gauge. If the sending unit is defective, the whole pump assembly must be replaced as the pump cannot be disassembled.

  1. Remove the fuel pump.
  2.  
  3. Move the float to the top travel and bottom travel positions, and verify that the resistance between terminals A and B of the unit and the position of the float are as indicated in the illustration. If they are not as specified, replace the fuel pump.

    Click image to see an enlarged view

    Fig. Fuel pump unit sender terminals and resistance specifications-Protégé

  4.  

 
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