Malfunctions in driving mode
7.7 Procedure in the event of malfunctions
Operating Manual GMK6300L 3 112 xxx en 7 - 39
xx.xx.xxxx
 7.7.2             Procedure during engine malfunctions
The displays when an engine malfunction occurs depend on: 
– Whether an engine malfunction has occurred 
– Whether a severe engine malfunction has occurred.
Engine malfunction
The warning lamp (1) lights up.
Engine performance falls continuously. 
• Drive on until you have a chance to stop. 
• Stop immediately and switch the engine off.
• If necessary, note the error messages (à p. 7 - 36) and contact 
Manitowoc Crane Care.
Severe engine malfunction
The STOP warning lamp (2) lights up.
In addition the lamp (1) lights up.
• Stop the truck crane immediately while taking into account the traffic 
situation.
• Switch off the engine. 
• If necessary, note the error messages (à p. 7 - 36) and contact 
Manitowoc Crane Care. 
In the event of engine malfunctions, the electronic system will try to estab-
lish a secure operating condition with the remaining functions.
G
Risk of damage to the engine!
Switch off the engine immediately the truck crane has come to a stop. 
Do not by any means restart the engine. This will prevent serious damage 
to the engine.