Dodge Colt/Challenger/Conquest/Vista 1971-1989 Repair Guide

Relieving Fuel System Pressure

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CAUTION
Before servicing the fuel pump, fuel lines, fuel filter, throttle body, or fuel injectors, release the fuel system pressure.

  1. Loosen the fuel filler cap to release any built-up fuel tank pressure.
  2.  
  3. Detach the injector wiring harness connector from the engine or main harness.
  4.  
  5. Connect a jumper wire between terminal No. 1 of the injector harness and a good engine ground.
  6.  
  7. Connect a second jumper wire between terminal No. 2 of the injector harness and touch the battery positive post for no longer than 5 seconds -this will release the fuel system pressure.
  8.  
  9. Remove the jumper wires.
  10.  
  11. Continue with the fuel system service.
  12.  

 
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