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Home >> Land Rover >> 2010 >> LR2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 519 (Fuel Tank & Lines - GTDI 2.0L Petrol -- LR2/L359) >> Fuel Tank And Lines - GTDI 2.0L Petrol >> Fuel Tank And Lines - >> Diagnosis And Testing >> DTC Index >> Pinpoint Test B: Check The Fuel System Pressure

Pinpoint Test B: Check The Fuel System Pressure

WARNING: This page is about a different car, the 2015 Land Rover LR2, 2014 Land Rover LR2, and 2013 Land Rover LR2. However, it is still accessible from the selected car via links, so may be relevant.
  1. B1: CHECK THE PUMP ACTIVITY 
    1. Remove the rear seat cushion.
    2. Set ignition status to ON, engine OFF.
    3. Listen for pump noise.

    Can the fuel pump be heard running?

    • Yes 

      GO to  B2.

    • No 

      CHECK for DTCs and symptoms indicating another cause for the problem.

  2. B2: CHECK THE FUEL SYSTEM PRESSURE 
    WARNING: This procedure involves fuel handling. Be prepared for fuel spillage at all times and always observe fuel handling precautions. Failure to follow these instructions may result in personal injury.
    1. Make sure the vehicle is in Park  and apply the parking brake.
    2. Set ignition status to OFF
      NOTE: Place suitable absorbent material around the Schraeder valve to absorb any spillage when connecting the gauge set.
    3. Connect adapter 310-162 and gauge assembly 310-116 to the fuel Schraeder valve. Remove the absorbent material and dispose of safely.
    4. Disconnect and plug the vacuum hose from the pressure regulator.
    5. Open the valve on the fuel pressure gauge and adapter 310-116/162.
    6. Set ignition status to ON, engine OFF.
    7. Record the fuel pressure reading.

    Is the fuel pressure 3.6 - 4.2 bar (52.2 - 60.9 lb/in2 )?

    • Yes 

      GO to  B3.

    • No 

      CHECK for DTCs and symptoms indicating another cause for the problem.

  3. B3: CHECK THE FUEL SYSTEM PRESSURE WITH THE ENGINE CRANKING 
    1. Apply footbrake and press start button.
    2. Record the fuel pressure reading when engine cranking.

    Is the fuel pressure 3.6 - 4.2 bar (52.2 - 60.9 lb/in2)?

    • Yes 

      GO to  B4.

    • No 

      CHECK for DTCs and symptoms indicating another cause for the problem.

  4. B4: CHECK THE FUEL SYSTEM PRESSURE WITH THE ENGINE IDLING (WHERE POSSIBLE) 
    1. With engine running.

    Is the fuel pressure 3.6 - 4.2 bar (52.2 - 60.9 lb/in2 )?

    • Yes 

      CHECK for DTCs and symptoms indicating another cause of the problem.

    • No 

      CHECK the fuel pump module power and ground circuits.

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