Testing gearshift cylinder


This function check the gear selector's solenoid valves, the air cylinder's piston, and position sensors.

When a valve is activated a sound should be heard from the transmission and status should become "Active". The values for the cylinder's shifting times and stroke are shown at the end of the test. The current value must be between the minimum and maximum values. When neutral gear is activated both 2nd gear and 3rd gear status becomes "Active".

Possible air malfunctions:

Mechanical faults:

Test conditions:

Procedure:

  1. Select the function for the cylinder to be tested.

  2. A dialogue box shows test conditions, press "OK".

  3. Activate/Deactivate the cylinder's solenoid valve, a sound should be heard, press "OK".

  4. A dialogue box shows shifting times, press "OK".

  5. Values for the cylinder's shifting times are shown, check that they are within min. and max. values, press "OK".

  6. A dialogue box shows stroke, press "OK".

  7. Values for the cylinder's stroke are shown, check that they are within min. and max. values, press "OK".

  8. The function is done.

    • If the function fails, check the test conditions and repair any faults.