M
638 MAINTENANCE SCHEDULES
A
I
Mileage or time passed
N
(whichever comes first)
T
E
N
Or Years:
A
Or Kilometers:
N
C
E
Additional Maintenance
S
C
Replace engine air cleaner filter.
H
Replace air conditioning/cabin air
E
filter.
D
U
Replace spark plugs **
L
Flush and replace the engine
E
coolant at 10 years or
S
150,000 miles (240,000 km)
8
whichever comes first.
2
3
4
5
6
X
X
X
X
X
7
8
9
10
11
X
X
X
X
X
12
13
14
15
X
X
X
X
X