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Home >> Audi >> 1994 >> 100 CS, 2.8 K >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System >> Fuel System Pressure Release

Fuel System Pressure Release

  1. Remove fuel pump relay from fuse panel. Start engine. Let engine run until it stops. Turn ignition off. Disconnect negative battery terminal. Install fuel pump relay.
  2. Use a rag to cover fuel system connection before disconnecting high pressure fuel system component for test or repair procedure. Some residual fuel pressure may still be in system.
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