1997 SUBARU LEGACY torque

1. Entire Brake System
Trouble and possible cause Corrective action
1. Insufficient braking
(1) Fluid leakage from the hydraulic mechanismRepair or replace (cup, piston seal, piston boot, master cylinder
piston kit, pipe or hose).
(2) Entry of air into the hydraulic mechanism Bleed the air.
(3) Excessively wide shoe clearance Adjust the clearance.
(4) Wear, deteriorated surface material, adhering water or fluid
on the liningReplace, grind or clean.
(5) Improper operation of master cylinder, disc caliper, brake
booster or check valveCorrect or replace.
2. Unstable or uneven braking
(1) Fluid on the lining, drum or rotor Eliminate cause of fluid leakage, clean, or replace.
(2) Drum or rotor eccentricity Correct or replace the drum or rotor.
(3) Worn brake drum, or damage to the drum caused by sand Correct by grinding, or replace.
(4) Improper lining contact, deteriorated surface material,
improper inferior material, or wearCorrect by grinding, or replace.
(5) Deformed back plate Correct or replace.
(6) Improper tire inflation Inflate to correct pressure.
(7) Disordered wheel alignment Adjust alignment.
(8) Loosened back plate or the support installing bolts Retighten.
(9) Loosened wheel bearing Retighten to normal tightening torque or replace.
(10) Trouble in the hydraulic system Replace the cylinder, brake pipe or hose.
(11) Uneven effect of the parking brake Check, adjust, or replace the rear brake and cable system.
3. Excessive pedal stroke
(1) Entry of air into the hydraulic mechanism Bleed the air.
(2) Excessive play in the master cylinder push rod Adjust.
(3) Fluid leakage from the hydraulic mechanismRepair or replace (cup, piston seal, piston boot, master cylinder
piston kit, pipe or hose).
(4) Improperly adjusted shoe clearance Adjust.
(5) Improper lining contact or worn lining Correct or replace.
131
4-4DIAGNOSTICS
1. Entire Brake System

Trouble and possible cause Corrective action
4. Brake dragging or improper brake return
(1) Insufficient pedal play Adjust play.
(2) Improper master cylinder return Clean or replace the cylinder.
(3) Clogged hydraulic system Replace.
(4) Improper return or adjustment of parking brake Correct or adjust.
(5) Weakened spring tension or breakage of shoe return spring Replace the spring.
(6) Excessively narrow shoe clearance Adjust the clearance.
(7) Improper disc caliper operation Correct or replace.
(8) Improper adjusted wheel bearing Adjust or replace.
5. Brake noise (1) (creak sound)
(1) Hardened or deteriorated lining Replace the shoe assembly or pad.
(2) Worn lining Replace the shoe assembly or pad.
(3) Loosened back plate or the support installing bolts Retighten.
(4) Loose wheel bearing Retighten to normal tightening torque.
(5) Dirty drum or rotor Clean the drum or rotor, or clean and replace the brake assembly.
6. Brake noise (2) (hissing sound)
(1) Worn lining Replace the shoe assembly or pad.
(2) Improper installed shoe or pad Correct or replace the shoe assembly or pad.
(3) Loose or bent drum or rotor Retighten or replace.
7. Brake noise (3) (click sound)
In the case of the disc brake:
(1) Excessively worn pad or the support Replace the pad or the support.
In the case of the drum brake:
(1) Excessively worn shoe ridge Replace the back plate.
(2) Lack of oil on the shoe ridge surface and anchor Add more grease.
132
4-4DIAGNOSTICS
1. Entire Brake System

1. Pedal (MT Model)
1. 2200 cc MODEL
B4M0737A

1Accelerator pedal


2Bushing


3Holder


4Accelerator bracket


5Stopper


6Clip


7Accelerator spring


8Accelerator pedal spring


9Spring pin


10Accelerator pedal pad


11Accelerator stopper


12Clip


13Accelerator plate

14Pedal bracket


15Stop light switch (Without T.C.S.) /
stroke sensor (With T.C.S.)


16Brake pedal


17Spacer


18Snap pin


19Brake pedal pad


20Clevis pin


21Brake pedal spring


22Washer


23Clutch pedal pad


24Clutch pedal


25Bushing assist

26Spring assist


27Clutch cable clamp


28Clutch cable


29Mass damper


30Clutch switch (Starter interlock)


31Clutch switch (With cruise control)
Tightening torque: N⋅m (kg-m, ft-lb)
T1: 5.9±1.5 (0.60±0.15, 4.3±1.1)
T2: 8±2 (0.8±0.2, 5.8±1.4)
T3: 18±5 (1.8±0.5, 13.0±3.6)
T4: 29±7 (3.0±0.7, 21.7±5.1)
3
4-5COMPONENT PARTS
1. Pedal (MT Model)

2. 2500 cc MODEL
B4M1158A

1Holder


2Accelerator bracket


3Stopper


4Clip


5Bushing


6Accelerator spring


7Accelerator pedal spring


8Accelerator pedal


9Spring pin


10Accelerator pedal pad


11Accelerator stopper


12Snap pin


13Brake pedal pad


14Brake pedal

15Clevis pin


16Brake pedal spring


17Bracket shaft


18Clutch pedal pad


19Clutch pedal


20Bushing C


21Clip


22Clutch clevis pin


23Assist rod


24Assist plate A


25Assist spring A


26Assist spring B


27Assist bushing


28Assist plate ASSY

29Pedal bracket


30Stop light switch


31Wave washer


32Lever


33Clutch switch (Starter interlock)


34Clutch switch (With cruise control)
Tightening torque: N⋅m (kg-m, ft-lb)
T1: 2.2±0.5 (0.22±0.05, 1.6±0.4)
T2: 8±2 (0.8±0.2, 5.8±1.4)
T3: 18±5 (1.8±0.5, 13.0±3.6)
T4: 29±7 (3.0±0.7, 21.7±5.1)
4
4-5COMPONENT PARTS
1. Pedal (MT Model)

2. Pedal (AT Model)
1. LHD MODEL
B4M0738A

1Accelerator pedal


2Bushing


3Holder


4Accelerator bracket


5Stopper


6Clip


7Accelerator spring


8Accelerator pedal spring


9Spring pin


10Accelerator pedal pad

11Accelerator stopper


12Clip


13Accelerator plate


14Plug


15Pedal bracket


16Stop light switch (Without T.C.S.) /
stroke sensor (With T.C.S.)


17Spacer


18Stopper


19Snap pin

20Brake pedal pad


21Brake pedal


22Clevis pin


23Brake pedal spring
Tightening torque: N⋅m (kg-m, ft-lb)
T1: 8±2 (0.8±0.2, 5.8±1.4)
T2: 18±5 (1.8±0.5, 13.0±3.6)
T3: 29±7 (3.0±0.7, 21.7±5.1)
5
4-5COMPONENT PARTS
2. Pedal (AT Model)

2. RHD MODEL
B4M0677A

1Accelerator pedal


2Accelerator pedal spring


3Spring pin


4Accelerator pedal pad


5Stopper


6Bushing


7Holder


8Pedal bracket

9Clip


10Stop light switch


11Accelerator spring


12Brake pedal spring


13Brake pedal


14Spacer


15Clevis pin


16Brake pedal pad

17Snap pin


18Bushing
Tightening torque: N⋅m (kg-m, ft-lb)
T1: 8±2 (0.8±0.2, 5.8±1.4)
T2: 18±5 (1.8±0.5, 13.0±3.6)
T3: 29±7 (3.0±0.7, 21.7±5.1)
6
4-5COMPONENT PARTS
2. Pedal (AT Model)

B4M0366A
1. Pedal
A: ON-CAR SERVICE
1. BRAKE PEDAL
1) Check position of pedal pad.


1Stop light switch


2Mat


3Toe board


4Brake booster operating rod
Pedal height: L
148 mm (5.83 in)
If it is not in specified value, adjust it by adjusting brake
booster operating rod length.
2) Check free play by operating pedal by hand.
If it is not in specified value, adjust it by adjusting position
of stop light switch.
CAUTION:
Be careful not to rotate stop light switch.
Brake pedal free play: A
1 — 3 mm (0.04 — 0.12 in)
[Depress brake pedal pad with a force of less than
10 N (1 kg, 2 lb).]
Stop light switch lock nut tightening torque:
8±2 N⋅m (0.8±0.2 kg-m, 5.8±1.4 ft-lb)
3) Apply grease to operating rod connecting pin to prevent
it from wearing.
G4M0318
2. CLUTCH PEDAL (2200 cc MODEL)
1) Check clutch pedal free play by operating pedal by
hand.
Free play: L (At clutch pedal pad)
10 — 20 mm (0.39 — 0.79 in)
B4M0367A
Pedal height: Y
158 mm (6.22 in)
Pedal stroke: A
140 — 145 mm (5.51 — 5.71 in)


1Toe board


2Mat
7
4-5SERVICE PROCEDURE
1. Pedal

G4M0319
2) If it is not in specified value, adjust it by turning adjust-
ing nut on engine side end of clutch cable.
Free play: L
3—4 mm (0.12—0.16 in)
Full stroke: A
25.5—27 mm (1.004—1.063 in)
3) Apply grease to connecting portion of clutch pedal and
clutch cable.


1Lock nut


2Adjusting nut


3Release fork
Lock nut tightening torque:
5.9±1.5 N⋅m (0.60±0.15 kg-m, 4.3±1.1 ft-lb)
G4M0320
3. ACCELERATOR PEDAL
Check pedal stroke and free play by operating accelerator
pedal by hand.
If it is not within specified value, adjust it by turning nut
connecting accelerator cable to throttle body.
Free play at pedal pad: L
1—4 mm (0.04—0.16 in)
Stroke at pedal pad: A
50—55 mm (1.97—2.17 in)


1Accelerator pedal


2Toe board


3Accelerator cable
Accelerator cable lock nut tightening torque:
14±4 N⋅m (1.4±0.4 kg-m, 10.1±2.9 ft-lb)
8
4-5SERVICE PROCEDURE
1. Pedal