Volkswagen Front Wheel Drive 1974-1989 Repair Guide

Fuel Rail

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REMOVAL & INSTALLATION



See Figure 1

  1. Disconnect the negative battery cable and relieve the pressure from the fuel system.
  2.  
  3. Disconnect the fuel supply and return lines.
  4.  
  5. Dismount the idle stabilizer valve and lay it aside.
  6.  
  7. Unplug the wiring harness end connector and pry wiring guide away from its retainers.
  8.  
  9. Remove the fuel rail securing bolts, then remove the rail, wiring guide, pressure regulator and injectors as an assembly.
  10.  



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Fig. Fig. 1: Fuel rail, pressure regulator and injector assembly

To install:
  1. Install new O-rings on the injectors and coat them lightly with gasoline.
  2.  
  3. Install the fuel rail assembly on the engine. Tighten the securing bolts to 7 ft. lbs. (10 Nm).
  4.  
  5. Engage the wiring guide into the retainers, then connect the wiring harness.
  6.  
  7. Mount the idle stabilizer valve.
  8.  
  9. Connect the fuel lines and the negative battery cable.
  10.  
  11. Start the engine and check for leaks.
  12.  

 
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