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Home >> Land Rover >> 2013 >> LR2 Base >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission/Transaxle -- LR2/L359 >> Automatic Transmission/Transaxle - Vehicles With: AWF21 6-Speed Automatic Transmission >> Diagnostics And Testing >> Diagnosis And Testing >> Pinpoint Tests >> Pinpoint Test F: Time Lag Tests

Pinpoint Test F: Time Lag Tests

  1. F1: TIME LAG TEST 1
    1. Ensure that no engine faults are present
    2. Drive the vehicle until the engine and transmission are at normal operating temperature
    3. Where possible, set all electrical consumers to off (headlamps, etc)
    4. Set the air conditioning to off
    5. Set the speed control to off
    6. Stop the vehicle
    7. Apply the parking brake and chock the wheels
    8. Start the engine
    9. Press the brake pedal and allow the engine to idle
    10. Set the gearshift mechanism to 'Drive' and measure the time taken for the gear to engage
    11. Repeat step  10 a further two times and calculate the average time taken for the gear to engage

      Is the average time 1.50 seconds or less?

      • Yes  : GO to  F2.
      • No  : Contact Dealer Technical Support
  2. F2: TIME LAG TEST 2
    1. Set the gearshift mechanism to 'Neutral'
    2. Press the brake pedal and allow the engine to idle
    3. Set the gearshift mechanism to 'Reverse' and measure the time taken for the gear to engage
    4. Repeat step  3 a further two times and calculate the average time taken for the gear to engage

      Is the average time 1.50 seconds or less?

      • Yes  : Gears engaging within specified time
      • No  : Contact Dealer Technical Support
WARNING: The automatic transmission fluid may be extremely hot.