Reductant Injection Quantity Test

It is common that the reductant, form crystals over the nozzle of the reductant injection. This function is used to dissolve the crystals and restore the correct flow pattern.
The function may need to be performed several times to dissolve the crystals and restore the correct flow pattern.
The function takes about 9 minutes.
Note:
The diesel exhaust fluid is corrosive. Make sure it does not come in contact with skin, eyes or the vehicle's finish. For more safety information, refer to the label on the diesel exhaust fluid container.
Test prerequisites:
Procedure:
  1. Remove the reductant injection from the exhaust pipe which leaves the connected reductant line.
  2. Point the injector at an approved container.
  3. Start the function.
  4. Note injection pattern and reductant mist.
  5. Exit the function.
  6. If the function fails, check the following:
  7. If the function works:
  8. Point the injector at a container with graduated scale.
  9. Start the function.
  10. The injector should flow 51,5 ml (0,054 qts). The tolerance is +/- 1,5 ml (0,0016 qts).
  11. Exit the function.
  12. If less than 51,5 ml:
  13. If more than 51,5 ml:
  14. The function is done.