Regeneration of particle filter


This function cleans the particle filter from soot particles by burning them off using an increase in the exhaust temperature. In certain driving conditions, the particle filter can not be cleaned automatically, e.g., in continuous city driving. Then this function is used to force a regeneration.

Note:

Regeneration in progress can be cancelled by:

Test conditions:

Procedure:

  1. Start the function.

  2. A dialogue box shows current soot quantity in the particle filter + limit value for regeneration.

  3. Criteria for successful start of regeneration are shown with current reference values.

  4. Follow additional instructions shown on the screen to start regeneration.

  5. An active regeneration is indicated by the engine rpm increasing to approx. 1,500 rpm.

    • If regeneration does not start, exit the function, re-start the car, and check test conditions.

  6. The engine rpm returns automatically to idle when regeneration has been completed.

  7. The function is done.