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- Remove the DEF tank* 1.
- Inspect the parts of the DEF circuit and the tank liable to leak, both visually and
by touch*.
- In the event of a leak, contact your dealer.*
- Remove from the DEF tank 1:
• the drain plug 2 (if necessary completely empty the tank from the DEF)*;
• the cap 3 and the filler neck 3a*;
• the strainer 4*;
• the vent filter 5*.
CLEAN THE "DEF" TANK*
Example of procedure:
- insert a cold water pipe into a DEF tank opening 6 and rotate the pipe 7 to direct
the water to all the inside points of the tank 1 and make sure that water is leaking
from the other openings 6a. Repeat the operation for at least 30 seconds.
- Repeat the same operation with hot water pipe 8 and rotate the pipe to direct the
water to all the inside points of the tank make sure that water is leaking from the
other openings. Repeat the operation for at least 30 seconds.
- Close the DEF tank openings after blowing them, avoiding the introduction of
foreign particles.
6a
649100 EN-US-AU (20/05/2019)
MLT 961-145 V PLUS L JD ST4 S1