Bobcat 463 A4621 Error Code
A4621 Error Code
5V Sensor Supply Out of Range High is the main cause of A4621 error.Particularly in colder temperatures, starter failure seems to be a problem that happens more and more. In order to determine future performance, during the beginning of the winter season, the starter mechanism should be reviewed. Clear signs of problems with a starter will likely be noticed by the operator first.
Tip For 463 Model
When a WARNING condition exists; the associated icon
light is ON and the alarm sounds 3 beeps. If this
condition is allowed to continue, there may be damage to
the engine or hydraulic systems.
When a SHUTDOWN condition exists; the associated
icon light is ON and the alarm sounds continuously. The
monitoring system will automatically stop the engine in
15 seconds. The engine can be restarted to move or
relocate the excavator.
The SHUTDOWN feature is associated with the following
icons:
General Warning
Engine Malfunction
Engine Coolant Temperature