Vehicle Maintenance Schedule Table
Description
Maintenance Operation Set
Maintenance Intervals
Frequency
Miles
km
Months
CATEGORY I
(Urban Transport)
vehicles that annually travel up to
20,000 miles (32 000 km)
Initial Maintenance (IM)
first
2500
4000
3
Maintenance 1 (M1)
every
2500
4000
3
Maintenance 2 (M2)
every
10,000
16 000
12
Maintenance 3 (M3)
every
30,000
48 000
36
CATEGORY II
(Rural Transport)
vehicles that annually travel over 20,000
miles (32 000 km)
Initial Maintenance (IM)
first
5000
8000
3
Maintenance 1 (M1)
every
5000
8000
3
Maintenance 2 (M2)
every
20,000
32 000
12
Maintenance 3 (M3)
every
60,000
96 500
36
General Information
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Vehicle Maintenance Schedule Table: 00–02
School Bus Chassis Maintenance Manual, October 2005
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