Severe Maintenance Schedule

The following items should be serviced more frequently on vehicles mainly used under severe driving conditions. Refer to the table below for the applicable maintenance intervals.

R: Replace

I: Inspect and adjust, correct, clean, or replace as necessary

Severe Driving Conditions

A. Repeated short trips of less than 5 miles (8 km) under normal temperature, or less than 10 miles (16 km) at freezing temperature
B. Prolonged engine idling or low-speed driving over long distances.
C. Driving on rough, dusty, muddy, unpaved, gravel, or salt-treated roads.
D. Driving in areas using salt or other corrosive materials, or in very cold weather.
E. Driving in heavy dust conditions.
F. Driving in heavy stop-and-go traffic.
G. Driving on hills, downhill grades, or mountain roads.
H. Towing a trailer or camper, or driving with a roof rack load.
I. Driving as a patrol car, taxi, or other commercial use.
J. Frequent high-speed driving or rapid acceleration/braking.
K. Frequent driving in traffic jams.
L. Use of non-recommended engine oil (mineral, semi-synthetic, lower specification class, etc.)