2012 SUBARU LEGACY spark plugs replace

Maintenance schedule....................................... 11-3
Maintenance precautions ................................... 11-3
Before checking or servicing in the engine compartment .................................................... 11-4
When checking or servicing in the engine compartment (2.5 L non-turbo models) .. ........... 11-4
When checking or servicing in the engine compartment while the engine is running .......... 11-5
Maintenance tips ................................................ 11-5
Removing and reinstalling clips .......................... 11-5
Removing air intake duct .................................... 11-7
Pulling off the fender lining ................................ 11-7
Engine hood ....................................................... 11-7
Engine compartment overview .......................... 11-9
2.5 L non-turbo models ...................................... 11-9
2.5 L turbo models ........................................... 11-10
3.6 L models .................................................... 11-11
Engine oil .......................................................... 11-12
Checking the oil level ....................................... 11-12
Changing the oil and oil filter ............................ 11-14
Recommended grade and viscosity .................. 11-16
Synthetic oil ..................................................... 11-16
Cooling system ................................................ 11-16
Cooling fan, hose and connections ................... 11-17
Engine coolant ................................................. 11-17
Air cleaner element .......................................... 11-18
Replacing the air cleaner element ..................... 11-18
Spark plugs ...................................................... 11-20
Recommended spark plugs .............................. 11-20
Drive belts ........................................................ 11-21 Manual transmission oil
.................................. 11-21
Recommended grade and viscosity .................. 11-21
Automatic transmission fluid .......................... 11-21
Checking the fluid level .................................... 11-21
Recommended fluid ......................................... 11-22
Continuously variable transmission fluid ...... 11-23
Front differential gear oil (AT and CVT models) .......................................................... 11-23
Checking the oil level ...................................... 11-23
Recommended grade and viscosity .................. 11-24
Rear differential gear oil .................................. 11-24
Recommended grade and viscosity .................. 11-24
Power steering fluid ........................................ 11-24
Checking the fluid level .................................... 11-24
Recommended fluid ......................................... 11-25
Brake fluid ........................................................ 11-25
Checking the fluid level .................................... 11-25
Recommended brake fluid ............................... 11-26
Clutch fluid (MT models) ................................. 11-26
Checking the fluid level .................................... 11-26
Recommended clutch fluid ............................... 11-27
Brake booster .................................................. 11-27
Brake pedal ...................................................... 11-28
Checking the brake pedal free play .................. 11-28
Checking the brake pedal reserve distance....... 11-28
Clutch pedal (MT models) ............................... 11-29
Checking the clutch function ............................ 11-29
Checking the clutch pedal free play .................. 11-29
Replacement of brake pad and lining ............ 11-29
Breaking-in of new brake pads and linings ....... 11-30 Maintenance and service
11

11-20Maintenance and service
the air intake duct.
2. Remove the hydraulic hose from the
clip on the right side of the air cleanercase.
3. Unsnap the two clamps holding the air
cleaner case cover.
4. Open the air cleaner case and remove
the air cleaner element.
5. Clean the inside of the air cleaner case
and case cover with a damp cloth and
install a new air cleaner element.
6. If the air cleaner case has been
removed, insert the three projections on
the air cleaner case into the slits on the air
cleaner case cover.
7. Install the removed parts in the reverse
order of removal. Spark plugs
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 Book-
let ”.
& Recommended spark plugs
Refer to “Electrical system ”F 12-9.

14-8Index
Oil pressure warning light ............................................ 3-14
Outside Mirror defogger ...................................................... 3-34
Mirrors .................................................................. 3-50
Overhead console ........................................................ 6-8
Overheating engine .................................................... 9-13
P Parking ..................................................................... 7-30
Brake ................................................................... 7-31
Tips...................................................................... 7-34
Periodic inspections ..................................................... 8-4
Petrol fuel ................................................................... 7-2
Pocket ........................................................................ 6-8
Power Door locking switch .................................................. 2-6
Outside mirrors .............................................. 3-51, 3-51
Seat ....................................................................... 1-4
Steering ................................................................ 7-23
Steering fluid ................................................ 11-24, 12-8
Windows ............................................................... 2-20
Precautions against vehicle modification ............... 1-22, 1-64
Preparing to drive ........................................................ 7-7
Printed antenna ........................................................... 5-3
R Rear Combination lights ................................................. 11-49
Differential gear oil ........................................ 11-24, 12-7
Gate ............................................................. 2-26, 9-20
Turn signal light .................................................... 11-49 Rear seat
................................................................... 1-7
Armrest ................................................................. 1-12
Folding down .......................................................... 1-9
Head restraint adjustment ........................................ 1-10
Reclining ................................................................ 1-8
Rear view camera ...................................................... 6-19
Rear window
Defogger ............................................................... 3-34
Wiper and washer switch ......................................... 3-33
Wiper blades ........................................................ 11-41
Recommended Automatic transmission fluid ..................................... 12-8
Brake fluid ............................................................. 12-8
Clutch fluid ............................................................ 12-8
Continuously variable transmission fluid .................... 12-8
Engine oil .............................................................. 12-4
Front differential gear oil .......................................... 12-7
Manual transmission oil ........................................... 12-7
Power steering fluid ................................................ 12-8
Rear differential gear oil .......................................... 12-7
Spark plugs ........................................................... 12-9
Refueling .................................................................... 7-3
Remote engine start system ........................................ 7-10
Remote keyless entry system ....................................... 2-7
Replacement Brake pad and lining ............................................. 11-29
Wiper blades ........................................................ 11-39
Replacing
Air cleaner element ............................................... 11-18
Battery (remote engine start transmitter) .................... 7-14
Battery (remote keyless entry system) ....................... 2-10