AR14.40-B-2047A | Check pump module of exhaust aftertreatment system for fuel/oil residues | 12.02.16 |
Cumbustion engine 457.9 with Vehicle 382.15# #D, 634.0## #D with CODE MS5 (BlueTec 5)
W14.40-1490-06
1 AdBlue filter (pressure filter)
2 Test strip
A Test strip with no coloration
B Test strip with coloration
| REMOVAL | ||
1 | Remove the AdBlue filter (1) from the pump module | ||
| Check | ||
2 | Vigorously rub the test strip (2) between the AdBlue filter lamellae (1) and on the internal wall of the filter housing as well as in the filter bowl | If no coloration appears on the test strip (2): Continue with the step 6 of the job. | |
If the test strip (2) presents change in coloration, as oil residue, diesel residue, solvents or other hydrocarbons in the AdBlue: | |||
Continue with the step 3 of the job. | |||
| Maintenance information: Erroneous AdBlue reservoir filling | ||
3 | Replace all AdBlue flexible hoses | ||
4 | Replace the pump module | ||
5 | Replace the AdBlue reservoir | ||
| Installing | ||
6 | Install the AdBlue filter (1) in the pump module |