Illustration 102 g06439743
Schematic for the DEF tank header unit
Illustration 103 g03700612
(1) DEF tank header electrical connector
(2) DEF tank header
If possible, the machine should be on a level
surface before the following procedure is
performed.
The tank header unit houses the DEF tank
temperature and the DEF tank level sensors.
From 2017 onwards, the tank header unit also
houses a DEF quality sensor. The sensors are not
serviceable individually.
Complete the procedure in the order in which the
steps are listed.
312 UENR4469-36
Circuit Tests
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