
Error Messages
N° Message Meaning Possible cause
SmartDrive
Limp modeCheck Remedy
Parking brake switch is actuated Switch off the parking brake switch
Check fuse -22-F72.1
Parking brake switch defective Re
place parking brake switch
Broken cable in the wiring bridge of
the parking brake pressure input at
the SmartDrive
Check wiring bridge
at the parking brake pressure input
Internal SmartDrive error Replace SmartDrive
No engine speed or speed too slow Start engine or increase speed
Check the wiring to the parking brake
switch
Short circuit in the wiring of the switch
42 SmartDrive
parking brake
active
Error: Attempt to move
against the parking
brake
43 SmartDrive
charge pressure
Error: The charge
pressure is too low
Supply pump defective Check charge pressure and replace
supply pump if necessary (30+/-3 bar)
Supply pressure valve defective Replace the supply pressure valve
Short circuit/broken cable in the wiring
for the supply pressure sensor
Check wiring to supply pressure sensor
Internal SmartDrive error Replace SmartDrive
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