Subaru Impreza 2016 Manual page 486

11-6
Maintenance and service/Maintenance schedule
NOTE
1) When the vehicle is used under severe driving conditions mentioned in the following examples*, the engine oil and oil
filter should be changed more frequently.
2) When the vehicle is used under severe driving conditions mentioned in the following examples*, inspection should be
performed at every 15,000 km (9,000 miles) or 12 months whichever occurs first.
3) When the vehicle is frequently operated under severe driving conditions, such as towing a trailer, replacement of
differential gear oil (front and rear) and manual transmission gear oil should be performed more frequently.
4) When the vehicle is used under the severe driving conditions mentioned in the following examples*, the continuously
variable transmission fluid should be changed every 45,000 km (28,000 miles).
5) When the vehicle is used under following areas, change fluid every 15,000 km (9,000 miles) or 12 months whichever
occurs first.
(1) High humidity areas
(2) Mountainous areas
6) When the vehicle is used under severe driving conditions mentioned in the following examples*, the air cleaner element
and air filter should be replaced more frequently.
* Examples of severe driving conditions:
(1) Operating in extremely cold weather (Items 1, 2 and 17 only)
(2) Towing a trailer (Items 1, 2, 10, 11, 13 and 15 only)
(3) Repeated short trips (Items 1, 2, 13 and 14 only)
(4) Driving in dusty roads (Items 8, 13, 14, 17, 19 and 20 only)
(5) Driving in rough and/or muddy roads (items 13, 14, 17, 19 and 20 only)
(6) Driving in areas using road salt or other corrosive materials (items 6, 13, 14, 15 and 17 only)
(7) Living in coastal areas (items 6, 13, 14, 15 and 17 only)