BMW Coupes and Sedans 1970-1988 Repair Guide

Cold Start Valve

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TESTING



  1. Remove the start valve from the throttle valve section.
  2.  
  3. Turn the ignition switch to ON to obtain fuel pressure from the pump, but do not start the engine.
  4.  
  5. Connect a positive current jumper wire to the SV connection of the time switch.
  6.  
  7. If fuel is ejected from the start valve, the valve and the feed pipe are considered to be good.
  8.  

The valve must not drip fuel with the current OFF.

REMOVAL & INSTALLATION



  1. Remove the electrical connector and the fuel line to the valve.
  2.  
  3. Remove the retaining bolts and pull the valve assembly from the air collector.
  4.  
  5. Replace the rubber sealing ring during installation.
  6.  

 
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