35
TROUBLESHOOTING GUIDE
In the next pages, you will find helpful information on diagnosis or repair with the most
common situations you may encounter.
A/C systems
I-
Tie-in systems
36
II-
Add-on systems
36
Battery drainage
36
Buzzer stays on
37
Child detection system not arming or deactivating
37
Emergency passenger door release handles not working
37-38
Engine will not start
38
Entrance door
Entrance doors will not close tightly
38
Entrance door motor running constantly
39
Entrance door not working or working intermittently
39
Entrance door glass replacement
39
Heater does not blow warm air
39
Horn is activated
40
Lift door glass replacement
40
Light in stepwell or entrance dome light stay on
40
Light monitor not showing accurate information
40
Mirrors (outside) not heating
40
Propane fueling issue
41
Radio not working correctly
41
School bus illuminated sign has burned light bulbs
41
School package not opening or closing (stop arm, x-arm, 8 way flashers)
41
Stop arm or crossing arm motor running constantly
42
Strobe light not working
42
Transmission cannot be put out of park
42
Windows
Window not closing correctly
43
Window side glass replacement
44
Back windows and more-view glass replacement on MBII model busses
44
Back windows and more-view glass replacement on G5 model busses
44