Toyota Celica/Supra 1971-1985 Repair Guide

Electric Fuel Pump

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All 1975-79 Celicas are equipped with an electric fuel pump. The pump on the 1975-79 Celica is located inside the fuel tank.

REMOVAL & INSTALLATION



1975-79 Celica

See Figure 1



Click image to see an enlarged view

Fig. Fig. 1: When the 20R engine was introduced, the Celica was equipped with an electric pump in the fuel tank

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the trim panel from inside the trunk.
  4.  
  5. Remove the screws which secure the pump access plate to the fuel tank.
  6.  
  7. Withdraw the plate, gasket and pump assembly as one unit.
  8.  
  9. Disconnect all leads and hoses from the fuel pump.
  10.  
  11. Installation is in the reverse order of removal.
  12.  

Always use a new gasket when installing the fuel pump.

  1. Start the engine and check for any leaks.
  2.  

TESTING



1975-79 Celica

See Figure 2



Click image to see an enlarged view

Fig. Fig. 2: Connect a pressure gauge to the filter outlet with a length of rubber hose


WARNING
Do not operate the fuel pump unless it is immersed in gasoline and connected to its resistor.

  1. Disconnect the lead from the oil pressure warning light sender.
  2.  
  3. Unfasten the line from the outlet side of the fuel filter.
  4.  
  5. Connect a pressure gauge to the filter outlet with a length of rubber hose.
  6.  
  7. Turn the ignition switch to the ON position, but do not start the engine.
  8.  
  9. Check the pressure gauge reading against the figure given in the "Tune-Up Specifications" chart in Engine Performance and Tune-up .
  10.  
  11. Check for a clogged filter or pinched lines if the pressure is not up to specification.
  12.  
  13. If there is nothing wrong with the filter or lines, replace the fuel pump.
  14.  
  15. Turn the ignition OFF and reconnect the fuel line to the filter. Also connect the lead to the oil pressure sender.
  16.  

 
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