D
Group 177 Preventive Maintenance
W3004393
38
Function Check of Wipers and Washers
Check the wiper arm tension and condition of the wiper
blades.
39
Check Headlamps
Check alignment and output of headlights.
W8003189
40
Check Air Filter for Ventilation System
For further information concerning component
specifications see service information in Group 8 and
appropriate vendor literature.
The fresh air filter should be inspected every 64,000 km
(40,000 miles) for regular highway use. In very dusty
conditions, it is recommended that the filter be checked
every 16,000 km (10,000 miles). Replace with a new filter
every 113,000 km (70,000 miles).
W8000989
Check that the evaporator drain nipple is open by
squeezing the end to let water drain out.
63