FORCIBLE DPF REGENERATION


warning The forcible regeneration of the DPF must be carried out in a safe place by two people. The M.U.T.-III must be operated by the person seated in the front passenger seat.
warning When the vehicle is stopped during or after the forcible regeneration of the DPF, be sure there is no people or combustible materials in the vicinity. If people or combustible material is around the muffler, serious injury or damage such as heat injury or fires may occur because high temperature exhaust gases are put out.
note When the engine warning lamp illuminates with the DPF warning mark shown in the multi information display, the forcible regeneration of the DPF must be carried out.


1.Set the vehicle to the pre-inspection condition.

2.Turn the ignition switch to the "LOCK" (OFF) position and then connector the M.U.T.-III to the diagnosis connector.
3.Start and run the engine under the following conditions, then keep the situation.

  • Transmission: more than 3rd speed (A/T: D range)
  • Vehicle speed: 40 km/h or more
  • Engine speed: 2,000 r/min or more
note Continue to run the engine without stopping as much as possible.
4.From "FUNCTION MENU" on M.U.T.-III, select "SPECIAL FUNCTION".
5.From "SPECIAL FUNCTION", select "DPF REGENERATION".
6.Carry out the Item No.33 DPF regeneration and check that the red DPF warning mark is changed to the yellow one.
Run the engine for approximately 20 - 45 minutes.
note Use the MUT-III to check whether the forcible regeneration of the DPF is carried out or not. Check that the DPF REGENERATION OPERATIONS of the item No.321 is turned on.
note If the forcible regeneration of the DPF is not carried out, slightly increase the engine speed.
note Stopping the vehicle stops the forcible regeneration of the DPF. If driving again within 100 seconds, the forcible regeneration of the DPF is restarted.
7.Finishing the forcible regeneration of the DPF should turn the yellow DPF warning mark to the red one. Check that the display is gone after four seconds.
8.After the ignition switch is in the "LOCK" (OFF) position, confirm the DPF warning mark does not show by restarting the engine.
9.If the DPF warning mark is not extinguished even though running the engine more than 60 minutes, carry out the troubleshooting of the diagnosis code P1497 (Refer to GROUP 13D Diesel Fuel <4N1> - Diagnosis Code Chart ).
10.Erase the diagnosis code.
11.Turn the ignition switch to the "LOCK" (OFF) position and then remove the M.U.T.-III.