Subaru Crosstrek Manuals 2023 Crosstrek Owner's Manual | Page 428

11-14 Maintenance and service / Spark plugs
Spark plugs
S11AH
It may be difficult to replace the spark plugs . It is recommended that you have the spark plugs replaced by your SUBARU dealer .
The spark plugs should be replaced according to the maintenance schedule in the “ Warranty and Maintenance Booklet ”.
CAUTION
Make sure the cables are replaced in the correct order .
& Recommended spark plugs
S11AH01
For the recommended spark plugs , refer to “ Electrical system ” F12-7 .
Drive belt
S11AI
It is unnecessary to check the deflection of the drive belt periodically because your engine is equipped with an automatic belt tension adjuster . However , replacement of the belt should be done according to the maintenance schedule in the “ Warranty and Maintenance Booklet ”. Consult your SUBARU dealer for replacement .
If the drive belt is loose , cracked or worn , contact your SUBARU dealer .
Manual transmission oil
S11AJ
It is not necessary to check the transmission oil level . Check that there are no cracks , damage or leakage . However , the oil inspection should be performed according to the maintenance schedule in the “ Warranty and Maintenance Booklet ”. Consult your SUBARU dealer for details .
& Recommended grade and viscosity
S11AJ02
Each oil manufacturer has its own base oils and additives . Never use different brands together . For details , refer to “ Manual transmission , front differential and rear differential gear oil ” F12-6 .