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Home >> Cadillac >> 1992 >> Seville Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Parameters >> Pcm Specific Override Codes >> ES05: Fuel Pump Relay

ES05: Fuel Pump Relay

  1. Test conditions are transmission in Park or Neutral. With engine running, DIC will display 99. With engine off, DIC will display 00.
  2. Depressing COOLER button with engine on and relay off causes DIC panel to display 00. Display will return to 99 when button is released.