DV11
Operation and Maintenance
160
Engine Diagnostic
Printed in Mar. 2005 PS-MMA0608-E1A
- Cruise control disablement : switch [CRUISE OFF] is depressed.
At this time, the vehicle speed is controlled at indicated speed of the
accelerator pedal.
- The state of the cruise running is disabled temporarily when the accelerator
pedal is depressed. When the vehicle speed become at the set speed before
of the cruise running because of reducing speed after the vehicle speed is
increased, the function of cruise is maintained once more at that speed.
- [RESUME] switch
This switch is depressed at the vehicle speed more than 40km/h after the
cruise control is disabled, return to the last cruise set speed of the vehicle,
then the cruise control is operated.
After [CRUISE OFF], the switch [RESUME] is not operated by depressing
when the cruise vehicle speed is not reset.
- When the driver is descending and accelerating steep a grade in cruise driving,
the engine brake is automatically operated to maintain the set speed of the
vehicle.
z Disablement condition
- Cruise control related switch : trouble
- Pedal brake : depressed or trouble
- Clutch pedal : depressed
- Engine brake : operated
- Bus door : opened
- Vehicle speed : less than 40 km/h
- Vehicle speed sensor : trouble
- Engine speed : more than high idle speed
- Gear shift : too low
- Reduction level : rapid reduced
- Case of out from specified control range
Hill Up : when the gear shift is needed by the gradeability
Hill Down : when the control is not operated sufficiently with the engine brake.
3.8.6 Maximum speed limit function
z Limit speed : 100 km/h
z 80km/h : mixer, tank-rolley, concrete/high pressure gas transport car, the
controller and operation unit and connecting unit should be
sealed.
z The ECU control the speed not to exceed the limit defined according to the
vehicle class.
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