Hyundai Coupes/Sedans 1986-1993 Repair Guide

Relieving Fuel System Pressure

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  1. Turn the ignition to the OFF position.
  2.  
  3. Loosen the fuel filler cap to release fuel tank pressure.
  4.  
  5. Disconnect the fuel pump harness connector which is located under the rear seat cushion on Elantra or in the area of the fuel tank on the remaining models.
  6.  
  7. Start the vehicle and allow it to run until engine stalls from lack of fuel. Turn the key to the OFF position.
  8.  
  9. Disconnect the negative battery cable, then reconnect the fuel pump connector.
  10.  
  11. Service the fuel system as required.
  12.  

 
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