2003 SUBARU LEGACY maintenance schedule

11
Maintenance and service11-21
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CONTINUED –
Spark plugs
CAUTION
When disconnecting the spark plug cables, always grasp the
spark plug cap, not the cables. Make sure the cables are replaced in the correct order.
HBA004BA
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 ”.
Recommended spark plugs
2.5 liter models: RC10YC4 (Champion)BKR6E-11 (NGK)BKR5E-11 (NGK)
3.0 liter models: PLFR6A-11 (NGK)

11
Maintenance and service11-23
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CONTINUED –
schedule in the
“Warranty and Maintenance Booklet ”. Consult your
SUBARU dealer for replacement.
If a belt is loose, cracked, or worn, contact your SUBARU dealer.
Manual transmission oil Checking the oil level
Check the oil level monthly.
1. Park the vehicle on a level surface and stop the engine.
OM-H0210
Upper level Lower level
HBB004DB
2. Pull out the dipstick, wipe it clean, and insert it again.
3. Pull out the dipstick again and check the oil level on it. If it is below
the lower level, add oil through the dipstick hole to bring the level upto the upper level. Recommended grade and viscosity
Each oil manufacturer has its own base oils and additives. Never use
different brands together.
Oil grade: API classification GL-5

11-34Brake pedal
Check the brake pedal free play and reserve distance according to the
maintenance schedule in the
“Warranty and Maintenance Booklet ”.
Checking the brake pedal free play
OM-H0224
0.04 —
0.12 in
(1.0 — 3.0 mm)
Stop the engine and firmly depress the brake pedal several times.
Lightly press the brake pedal down with one finger to check the free
play with a force of less than 2 lb (10 N, 1 kg).
If the free play is not within proper specification, contact your
SUBARU dealer. Checking the brake pedal reserve distance
OM-H0225
More than 2.56 in (65 mm)
Depress the pedal with a force of approximately 66 lb (294 N, 30 kg)

11
Maintenance and service11-35
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CONTINUED –
and measure the distance between the upper surface of the pedal
pad and the floor.
When the measurement is smaller than the specification, or when the
pedal does not operate smoothly, contact with your SUBARU dealer.
Clutch pedal (Manual transmission vehicles)
Check the clutch pedal free play and reserve distance according to the
maintenance schedule in the “Warranty and Maintenance Booklet ”.
Checking the clutch function
Check the clutch engagement and disengagement.
1. With the engine idling, check that there are no abnormal noises
when the clutch pedal is depressed, and that shifting into 1st or re-
verse feels smooth.
2. Start the vehicle by releasing the pedal slowly to check that the en-gine and transmission smoothly couple without any sign of slippage. Checking the clutch pedal free play
OM-H0224
0.16 —
0.51 in
(4.0 — 13.0 mm)
Lightly press the clutch pedal down with your finger until you feel re-
sistance, and check the free play.
If the free play is not within proper specification, contact your
SUBARU dealer.

11
Maintenance and service11-37
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CONTINUED –
n
Parking brake lining
WARNING
A safe location and situation should be selected for break-in driv- ing.
CAUTION
Pulling the parking brake lever too forcefully may cause the rear
wheels to lock. To avoid this, be certain to pull the lever up slowly
and gently.
1. Drive the vehicle at a speed of about 22 mph (35 km/h).
2. With the parking brake release button pushed in, pull the parking
brake lever SLOWLY and GENTLY. (Pulling with a force of approxi-mately 33 lb [147 N, 15 kg].)
3. Drive the vehicle for about 220 yards (200 meters) in this condition.
4. Wait 5 to 10 minutes for the parking brake to cool down. Repeat
this procedure.
5. Check the parking brake stroke. If the parking brake stroke is out
of the specified range, adjust it by turning the adjusting nut located
on the parking brake lever.Parking brake stroke: 7 — 8 notches / 44 lb (196 N, 20 kg)
Parking brake stroke
Check the parking brake stroke according to the maintenance schedule in the “Warranty and Maintenance Booklet ”. When the parking brake is
properly adjusted, braking power is fully applied by pulling the lever up
seven to eight notches gently but firmly (about 44 lb, 196 N, 20 kg). If the
parking brake lever stroke is not within the specified range, have the
brake system checked and adjusted at your SUBARU dealer.

14-6M
Main fuse
11-54
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Maintenance precautions 11-3
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Maintenance schedule 11-3
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Maintenance tools 9-25
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Manual heating and air conditioning system 4-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Manual transmission 7-12
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Manual transmission oil 11-23
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Map light (if equipped) 6-3
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Map light, dome light, luggage compartment light and door step light 11-65
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McIntosh audio set (if equipped) 5-26 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Meters and gauges 3-7
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Mirrors 3-31
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Moonroof (if equipped) 2-30
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Moonroof — if the moonroof cannot be closed 9-24 . . . . . . . . . . . . . . . . . . . . . . . . . . .
N
New vehicle break-in driving – the first 1,000 miles (1,600 km) 8-2 . . . . . .
O
Odometer/Trip meter 3-7
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Off road driving 8-7
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Oil pressure warning light 3-13
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OnStar personal calling 6-17
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OnStar services 6-15
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OnStar subscription plans 6-14
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OnStar  system (if equipped) 6-13
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OnStar system limitations 6-18
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OnStar virtual advisor 6-18
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Operating tips for heater and air conditioner 4-20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Outside mirrors 3-34
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Outside temperature indicator (if equipped) 3-9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Overhead console (if equipped) 6-7
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