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Pinpoint Test A: Slow To Fill

WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
  1. A1 CARRY OUT INSPECTION AND VERIFICATION 
    • Carry out inspection and verification.
    • Was the cause of the concern found? 
    1. YES  : REPAIR or INSTALL new components to correct the concern.
    2. NO  : Go to  A2.
  2. A2 CHECK THE SYSTEM FOR ANY EVAPORATIVE EMISSION (EVAP) DTCs 
    • Connect the scan tool.
    • Check the system for any of the following EVAP DTCs: P0446, P0451, P0452, P0453, P0454, P1443, P1450, P1451 and P260F.
    • Are any of these DTCs present? 
    1. YES  : REFER to INTRODUCTION - GASOLINE ENGINES or INTRODUCTION -- HYBRID ENGINES article to diagnosis the EVAP system.
    2. NO  : Go to  A3.
  3. A3 MONITOR THE FUEL TANK PRESSURE (FTP) WHILE FILLING THE FUEL TANK 
    1. YES  : Go to  A5.
    2. NO  : Go to  A4.
  4. A4 MONITOR THE FTP WHILE FILLING THE FUEL TANK WITH THE EVAP SYSTEM DISCONNECTED 
    1. YES  : INSPECT the EVAP system for blockage or restrictions. REPAIR the blockage or restriction. If the blockage or restriction cannot be repaired, INSTALL new EVAP system components.
    2. NO  : Go to  A5.
  5. A5 CHECK THE FUEL TANK FILLER PIPE ASSEMBLY FOR BLOCKAGE OR RESTRICTION 
    • Remove the fuel tank filler pipe assembly. Refer to FUEL TANK AND LINES article or FUEL TANK AND LINES - HYBRID article.
    • Inspect the fuel tank filler pipe and fuel tank filler pipe vent tube (if equipped) for a blockage or restriction.
    • Is the fuel tank filler pipe or fuel tank filler pipe vent tube (if equipped) blocked or restricted? 
    1. YES  : If possible, REPAIR the blockage or restriction. If the blockage or restriction cannot be repaired, INSTALL a new fuel tank filler pipe or fuel tank filler pipe vent tube.
    2. NO  : Go to  A6.
  6. A6 CHECK THE FUEL TANK LEVEL SHUTOFF VALVE 
    • Inspect the fuel tank level shutoff valve for restriction or sticking.
    • Is the fuel tank level shutoff valve restricted or sticking? 
    1. YES  : If possible, REPAIR the restriction. If restriction cannot be repaired, INSTALL a new fuel tank. REFER to FUEL TANK AND LINES article or FUEL TANK AND LINES - HYBRID article.
    2. NO  : INSTALL a new fuel tank. REFER to FUEL TANK AND LINES article or FUEL TANK AND LINES - HYBRID article.
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