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Home >> Isuzu >> 2005 >> Ascender Limited, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 5.3L - Introduction >> Repair Instructions >> Fuel Pressure Gage Installation and Removal >> Removal Procedure
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Removal Procedure

    Fig 1: Identifying Fuel Pressure Gauge J 34730-1A
    GM180378Courtesy of GENERAL MOTORS CORP.
  1. Remove the bleed hose on the J 34730-1A  from the approved container.
  2. Remove the shop towel from around the fuel pressure service connection and discard into an approved container.
  3. Disconnect the J 34730-1A  from the fuel pressure service connection.
  4. install the fuel pressure service connection cap.
  5. Inspect for leaks using the following procedure:
    1. Turn ON the ignition, with the engine OFF for 2 seconds.
    2. Turn OFF the ignition for 10 seconds.
    3. Turn ON the ignition, with the engine OFF.
    4. Inspect for fuel leaks.
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