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Home >> Porsche >> 1974 >> 911 S, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> BOSCH Cis Fuel Injection - PORSCHE >> Removal & Installation >> Mixture Control Unit >> Removal & Installation

Removal & Installation

  1. Remove rubber boot or air cleaner attachment from air sensor. Clean around all fuel line fittings. Remove fuel line fittings from fuel distributor.
  2. Detach wire plugs, loosen (.6) Allen bolts and remove mixture control unit. To install, reverse removal procedure. Use new gaskets for housing and a new "O" ring beneath fuel distributor (if removed). See Figure.