Contents Wiring diagrams Section: Mechanical - Hydraulic All sections

Brake System: Specifications Subaru Forester SJ

Mechanical - Hydraulic 10 illustrations ~205 words

SPECIFICATION

Front disc brakeSize16-inch type17-inch type
TypeDisc (floating type, ventilated)
Effective disc diameterMm (in)244 (9.61)261 (10.28)
Disc thickness x DiameterMm (in)24 x 294 (0.94 x 11.57)30 x 316 (1.18 x 12.44)
Effective cylinder diameterMm (in)42.8 (1.685) x 2
Pad dimensions (Length x Width x Thickness)Mm (in)117.8 x 50.5 x 11.0 (4.638 x 1.988 x 0.433)130.0 x 53.5 x 11.0 (5.118 x 2.106 x 0.433)
Clearance adjustmentAutomatic adjustment
Rear disc brakeSize15-inch type16-inch type
TypeDisc (floating type, solid)Disc (floating type, ventilated)
Effective disc diameterMm (in)238 (9.37)243 (9.57)
Disc thickness x DiameterMm (in)10 x 274 (0.39 x 10.79)18 x 278 (0.71 x 10.94)
Effective cylinder diameterMm (in)38.1 (1.500)40.4 (1.591)
Pad dimensions (Length x Width x Thickness)Mm (in)92.0 x 33.0 x 9.0 (3.622 x 1.299 x 0.354)95.5 x 34.8 x 11.0 (3.759 x 1.370 x 0.433)
Clearance adjustmentAutomatic adjustment
Master cylinderTypeTandem
Effective diameterMm (in)23.8 (15/16)
Reservoir typeSealed type
Brake fluid reservoir capacityCm 3 (cu in)240 (12.51)
Brake boosterTypeVacuum suspended
Effective diameterMm (in)208 + 229 (8.19 + 9.02)
Brake lineDual circuit system
Brake fluidFMVSS No. 116, DOT3 or DOT4 CAUTION: Avoid mixing brake fluid of different brands to prevent fluid performance from degrading. When filling with brake fluid, be careful not to allow any dust to enter the reservoir. Use new SUBARU genuine brake fluid when replacing or refilling the fluid.
CAUTION
Avoid mixing brake fluid of different brands to prevent fluid performance from degrading. When filling with brake fluid, be careful not to allow any dust to enter the reservoir. Use new SUBARU genuine brake fluid when replacing or refilling the fluid.

Note. Refer to "PARKING BRAKE" for parking brake specifications. < Ref. to SPECIFICATION , General Description. >

ItemStandardLimit
Front brakePad thickness mm (in)All models11 (0.43)1.5 (0.059)
Disc thickness mm (in)16-inch24 (0.94)22 (0.87)
17-inch30 (1.18)28 (1.10)
Disc runout mm (in)All models0.05 (0.0020)
Rear brake (disc type)Pad thickness mm (in)Solid disc9.0 (0.354)1.5 (0.059)
Pad thickness mm (in)Ventilated disc11 (0.43)1.5 (0.059)
Disc thickness mm (in)Solid disc10 (0.39)8.5 (0.335)
Disc thickness mm (in)Ventilated disc18 (0.71)16 (0.63)
Disc runout mm (in)0.05 (0.0020)
Parking brakeInside diameter mm (in)170 (6.69)171 (6.73)
Lining thickness mm (in)3.5 (0.14)1.5 (0.059)
Brake pedal force N (kgf, lbf)Fluid pressure kPa (kgf/cm 2 , psi)
Brake boosterBrake fluid pressure with engine stopped147 (15, 33)553 (5, 77)
294 (30, 66)1, 551 (16, 225)
Brake fluid pressure with engine running and vacuum pressure at 66.7 kPa (500 mmHg, 19.69 inHg)147 (15, 33)6, 177 (63, 896)
294 (30, 66)11, 273 (115, 1, 635)
Brake pedalFree playMm (in)0.5 - 2 (0.020 - 0.079) [When pulling the brake pedal upward with a force of less than 10 N (1 kgf, 2 lbf)]

Scheme 44

Scheme 44: FRONT DISC BRAKE

Tightening torque: N.m (kgf-m, ft-lb)

T1: 8 (0.82, 5.9)

T2: 27 (2.75, 19.9)

T3: 80 (8.16, 59.0)

Scheme 45

Scheme 45: REAR DISC BRAKE

Tightening torque: N.m (kgf-m, ft-lb)

T1: 8 (0.82, 5.9)

T2: 27 (2.75, 19.9)

T3: 66 (6.73, 48.7)

Scheme 46

Scheme 46: MASTER CYLINDER

Tightening torque: N.m (kgf-m, ft-lb)

T: 13 (1.33, 9.6)

Scheme 47

Scheme 47: FRONT BRAKE PIPES AND HOSES

Scheme 48

Scheme 48
  1. Models without EyeSight Tightening torque: N.m (kgf-m, ft-lb) T1: 15 (1.53, 11.1) T2: 18 (1.84, 13.3) T3: 19 (1.94, 14.0) T4: 33 (3.36, 24.3)
  2. Models with EyeSight Tightening torque: N.m (kgf-m, ft-lb) T1: 7.5 (0.76, 5.5) T2: 15 (1.53, 11.1) T3: 18 (1.84, 13.3) T4: 19 (1.94, 14.0) T5: 33 (3.36, 24.3)

Scheme 49

Scheme 49: CENTER AND REAR BRAKE PIPES AND HOSES

Tightening torque: N.m (kgf-m, ft-lb)

T1: 15 (1.53, 11.1)

T2: 18 (1.84, 13.3)

T3: 33 (3.36, 24.3)

Scheme 50

Scheme 50: BRAKE BOOSTER

Tightening torque: N.m (kgf-m, ft-lb)

T: 18 (1.84, 13.3)

Scheme 51

Scheme 51: BRAKE PEDAL

Scheme 52

Scheme 52
  1. CVT model Tightening torque: N.m (kgf-m, ft-lb) T1: 18 (1.84, 13.3) T2: 30 (3.06, 22.1)
  2. MT model Tightening torque: N.m (kgf-m, ft-lb) T1: 8 (0.82, 5.9) T2: 18 (1.84, 13.3)

Scheme 53

Scheme 53: BRAKE VACUUM PUMP

Tightening torque: N.m (kgf-m, ft-lb)

T1: 7.5 (0.76, 5.5)

T2: 19 (1.9, 14.0)