Operation and use 3-4L43C, 3-4M43, 3-4M43Z
38
HATZ
Manual
Symbol Meaning
Fault in the area of the exhaust emission after-treatment
system
A flashing signal indicates the type of fault (see chapter 9.3
Flash code table for faults on the exhaust emission after-treat-
ment system, page 94).
Regeneration of the diesel particulate filter not possible
Exhaust gas temperature too low (see chapter 7.9 Regenerating
the diesel particulate filter, page 45).
Regeneration of the diesel particulate filter is activated
Lights up during regeneration.
The regeneration process is automatically started and takes ap-
prox. 15 minutes (see chapter 7.9 Regenerating the diesel par-
ticulate filter, page 45).
Regeneration of the diesel particulate filter was suppressed
(see chapter 7.9 Regenerating the diesel particulate filter, page
45).
Pushbutton
The pushbutton fulfills the following functions:
▪ Suppress regeneration of the diesel particulate filter.
When this button is pressed (maximum 2 seconds), a regen-
eration that was activated when the engine was running is
suppressed. Pressing the button again reactivates the regen-
eration (see chapter 7.9 Regenerating the diesel particulate
filter, page 45).
▪ Reset the maintenance interval indicator.
(see chapter 8.2.19 Resetting the maintenance interval indica-
tor, page 86).
Procedure
NOTICE
▪ Start for max. 30 seconds. If the engine is still not running
after that, turn the starting key back to position "0" and elimi-
nate the cause (see chapter 9.1 Trouble shooting, page
88).
▪ Turn the starting key to position "0" every time you want to
start the engine.
▪ The anti repeat device in the ignition lock makes it impossi-
ble for the starter to engage while the engine is running and
become damaged.
Step Activity
1 Insert the starting key all the way and turn to position "I".
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