2008 Subaru Legacy Service & Repair Manual

HU-3 How to Use This Manuals HOW TO USE THIS MANUALS 3. COMPONENT Illustrations are provided for each component. The information necessary for repair work (tightening torque, grease up points, etc.) is described on these illustrations. Information is described using symbol. To order parts, refer to parts catalogue. Example: HU-00017 (14) (9) (8) (7) (6) (10) (4) (10) (22) (11) (19) (17) (15) (13) (12) (18) (16) (1) (2) (3) (4) (5) (6) (7) (8) (11) (10) (9) (12) (13) (19) (18) (20) (17) (16) (24) (10) (25) (5) (4) (4) (4) (3) (3) (3) (2) (1) (21) (15) (23) T7 T2 T2 T2 T2 T2 T2 T4 T5 T5 T8 T6 T6 T6 T11 T10 T1 T1 T3 T3 T3 T1 T9 T4 T5 T5 T3 T4 T3 T2 T4 T2 T1 T3 (20) (21) (23) (22) (10) (24) (25) (26) (35) (34) (27) (14) (28) (29) (31) (32) (37) (30) (33) (36) T3 T2 T1 .... , : Selective part : Replacement part : Sealing point : Should be lubricated with oil. : Should be lubricated with grease. : Tightening torque tomsn048@gmail.com

HU-4 How to Use This Manuals HOW TO USE THIS MANUALS 4. SPECIFICATION If necessary, specifications are also included. 5. INSPECTION Inspections to be carried out before and after maintenance are included. 6. MAINTENANCE • Maintenance instructions for serviceable parts describe work area and detailed step with illustration. It also describes the use of special tool, tightening torque, caution for each procedure. • If many serviceable parts are included in one service procedure, appropriate reference is provided for each parts. Example: (A) Component (D) Cautions (G) Tightening torque (B) Process (E) Tool number of special tool (H) Illustration (C) Reference (F) Name of special tool HU-00020 1) Remove the manual transmission assembly from vehicie. <Ref. to MT-33, REMOVAL, Manual Transmission Assembly.> 15.Main Shaft Assembly for Sin- gle-Range A: REMOVAL 11) Tighten the lock nuts to the specified torque using ST1 and ST2. NOTE: Secure the lock nuts in two places after tightening. ST1 498937000 TRANSMISSION HOLDER (A) (B) (C) (D) (G) (E) (F) (H) Tightening torque: 118 N m (12.0 kgf-m, 86.8 ft-lb) ST1 ST2 ST2 499987003 SOCKET WRENCH (35) tomsn048@gmail.com

HU-5 How to Use This Manuals HOW TO USE THIS MANUALS 7. DIAGNOSIS Tables showing a step-by-step process make it easy to conduct diagnosis. 8. SI UNITS Measurements in these manuals are according to the SI units. Metric and yard/pound measurements are also included. Example: Tightening torque: 44 N·m (4.5 kgf-m, 33 ft-lb) The figure used in these manuals are described in the SI units and conventional units are described in ( ). Item SI units Conventional unit Remarks Force N (Newton) kgf 1 kgf = 9.80655 N Mass (Weight) kg, g kg, g Capacity 2, m2 or cm 3 2or cc 1 cc = 1 cm 3 = 1 m2 Torque N·m kgf-m, kgf-cm 1 kgf-m = 9.80655 N·m Rotating speed rpm rpm Pressure kPa (kilopascal) kgf/cm 2 1 kgf/cm 2 = 98.0655 kPa mmHg 1 mmHg = 0.133322 kPa Power W PS 1 PS = 0.735499 kW Calorie W·h cal 1 kcal = 1.16279 W·h Fuel consumption rate g/kw·h g/PS·h 1 g/PS·h = 1.3596 g/kW·h tomsn048@gmail.com

HU-6 How to Use This Manuals HOW TO USE THIS MANUALS 9. EXPLANATION OF TERMINOLOGY • List AAI : Air Assist Injection H/U : Hydraulic Unit A/B : Airbag HVAC : Heater, Ventilator and Air Conditioner ABS : Anti-lock Brake System IG : Ignition A/C : Air Conditioner IN : Intake ADA : Active Driving Assist INT : Intermittent A/F : Air Fuel Ratio I/O : Input / Output ALT : Generator ISC : Idle Speed Control APS : Accessory power supply socket LAN : Local Area Network ASSY : Assembly LH : LH (Left Hand) AT : Automatic Transmission LSD : Limited Slip Differential ATF : Automatic Transmission Fluid M/B : Main Fuse & Relay Box AVCS : Active Valve Control System MID : Multi-information Display AWD : All Wheel Drive MFI : Multi Point Injection BATT : Battery MP-T : Multi-Plate Transfer BJ : Bell Joint MT : Manual Transmission CAN : Communication Area Network NA : Natural Aspiration CD : Compact Disc OP : Option Parts COMPL : Complete PC : Personal Computer CPU : Central Processing Unit PCV : Positive Crankcase Ventilation DOHC : Double Overhead Camshaft P/S : Power Steering DOJ : Double Offset Joint PTJ : Pillow Tripod Joint DTC : Diagnostic code P/W : Power Window EBJ : High-Efficiency Compact Ball Fixed Joint RH : RH (Right Hand) ECM : Engine Control Module Rr : Rear EDJ : High-Efficiency Compact Double Offset Joint SDI : SUBARU Diagnostic Interface EGI : Electronic Gasoline Injection SI-DRIVE : SUBARU Intelligent Drive E/G : Engine SOHC : Single Overhead Camshaft EGR : Exhaust Gas Recirculation SRS : Supplemental Restraint System ETC : Electronic Throttle Control ST : Special Tool EX : Exhaust SW : Switch F/B : Fuse & Joint Box TCS : Traction Control System Ft : Front TGV : Tumble Generator Valve FWD : Front Wheel Drive VDC : Vehicle Dynamics Control GPS : Global Positioning System VTD : Variable Torque Distribution HID : High-Intensity Discharge tomsn048@gmail.com

SPC-2 LEGACY SPECIFICATIONS 1. LEGACY A: DIMENSION 1. SEDAN MODEL *1 : With sunroof *2 : 2.5 GT spec. B model 2. WAGON MODEL *1 : With sunroof Model 2.5 L SOHC 2.5 L DOHC turbo 3.0 L DOHC Overall length mm (in) 4,700 (185.0) Overall width mm (in) 1,730 (68.1) Overall height (at C.W.) mm (in) 1,425 (56.1) 1,425 (56.1), 1,435 (56.5) *2 1,435 (56.5) Compartment Length mm (in) 1,900 (74.8) Width mm (in) 1,445 (56.9) Height mm (in) 1,165 (45.9), 1,100 (43.3) *1 Wheelbase mm (in) 2,670 (105.1) Tread Front mm (in) 1,495 (58.9) Rear mm (in) 1,485 (58.5) Minimum road clearance mm (in) 150 (5.9) 150 (5.9), 160 (6.3) *2 160 (6.3) Model 2.5 L SOHC 2.5 L DOHC turbo Overall length mm (in) 4,785 (188.4) Overall width mm (in) 1,730 (68.1) Overall height (at C.W.) mm (in) 1,475 (58.1) Compartment Length mm (in) 1,840 (72.4) Width mm (in) 1,445 (56.9) Height mm (in) 1,190 (46.9), 1,145 (45.1) *1 Wheelbase mm (in) 2,670 (105.1) Tread Front mm (in) 1,495 (58.9) Rear mm (in) 1,485 (58.5) Minimum road clearance mm (in) 150 (5.9) 155 (6.1) tomsn048@gmail.com

SPC-3 LEGACY SPECIFICATIONS B: ENGINE C: ELECTRICAL Model 2.5 L SOHC 2.5 L DOHC turbo 3.0 L DOHC Engine type Horizontally opposed, liquid cooled, 4-cylinder, 4-stroke gasoline engine Horizontally opposed, liquid cooled, 6-cylinder, 4-stroke gasoline engine Valve arrangement Overhead camshaft Bore × stroke mm (in) 99.5 × 79.0 (3.917 × 3.110) 89.2 × 80.0 (3.512 × 3.150) Displacement cm 3 (cu in) 2,457 (149.9) 3,000 (183.06) Compression ratio 10.0 8.4 10.7 Ignition order 1 — 3 — 2 — 4 1 — 6 — 3 — 2 — 5 — 4 Idle speed at Park or Neutral position rpm 650 (MT) 700 (AT) 750 650 Maximum output kW (HP)/rpm 125 (170)/6,000 184 (243)/6,000 185 (245)/6,600 Maximum torque N·m (kgf-m, ft-lb)/rpm 230 (23.5, 170)/4,400 327 (33.3, 241)/3,600 291 (29.7, 215)/4,200 Model 2.5 L SOHC 2.5 L DOHC turbo 3.0 L DOHC Ignition timing (at idling) BTDC MT: 10° AT: 15° MT: 12° AT: 17° 15° Spark plug Type and manufacturer NGK: FR5AP-11 NGK: SILFR6A NGK: ILFR6B Generator 12 V — 110 A Battery Type and capacity (5HR) MT 12V — 48AH (55D23L) AT 12V — 52AH (75D23L) tomsn048@gmail.com

SPC-4 LEGACY SPECIFICATIONS D: TRANSMISSION 1. MT 5MT: 5-forward speeds with synchromesh and 1-reverse 6MT: 6-forward speeds with synchromesh and 1-reverse DSPD: Dry Single Plate Diaphragm 2. AT 4AT: Electronically controlled fully-automatic, 4-forward speeds and 1-reverse 5AT: Electronically controlled fully-automatic, 5-forward speeds and 1-reverse TCC: Torque Converter Clutch Model 2.5 L SOHC 2.5 L DOHC turbo Transmission type 5MT 5MT 6MT Clutch type DSPD DSPD DSPD Gear ratio 1st 3.454 3.166 3.636 2nd 2.062 1.882 2.235 3rd 1.448 1.296 1.521 4th 1.088 0.972 1.137 5th 0.780 0.738 0.891 6th — — 0.707 Rev. 3.333 3.333 3.545 Reduction gear (Front) Type of gear Hypoid Hypoid Hypoid Gear ratio 3.900 3.900 3.900 Reduction gear (Rear) Transfer reduction Type of gear Helical Helical Helical Gear ratio 1.000 1.000 1.100 Final reduction Type of gear Hypoid Hypoid Hypoid Gear ratio 3.900 3.900 3.545 Model 2.5 L SOHC 2.5 L DOHC turbo 3.0 L DOHC 3.0 R 3.0 R LTD Transmission type 4AT 5AT 5AT Clutch type TCC TCC TCC Gear ratio 1st 2.785 3.540 3.540 2nd 1.545 2.264 2.264 3rd 1.000 1.471 1.471 4th 0.694 1.000 1.000 5th — 0.834 0.834 6th — — — Rev. 2.272 2.370 2.370 Reduction gear (Front) 1st reduction Type of gear Helical Helical Helical Gear ratio 1.000 1.000 1.000 Final reduction Type of gear Hypoid Hypoid Hypoid Gear ratio 4.111 3.083 3.083 3.272 Reduction gear (Rear) Type of gear Hypoid Hypoid Hypoid Gear ratio 4.111 3.083 3.083 3.272 tomsn048@gmail.com

SPC-5 LEGACY SPECIFICATIONS E: STEERING F: SUSPENSION G: BRAKE H: TIRE I: CAPACITY Model 2.5 L SOHC 2.5 L DOHC turbo 3.0 L DOHC GT spec. B GT 3.0 R LTD 3.0 R Type Rack and pinion Turns, lock to lock 3.2 2.6 2.8 2.6 2.8 Minimum turning diameter m (ft) Curb to curb 10.8 (35.4) 11.6 (38.0) 10.8 (35.4) 11.6 (38.0) 10.8 (35.4) Wall to wall 11.6 (38.1) 12.4 (40.7) 11.6 (35.4) 12.4 (40.7) 11.6 (35.4) Front Macpherson strut type suspension Rear Multi-link type suspension Model 2.5 L SOHC 2.5 L DOHC turbo 3.0 L DOHC Service brake system Dual circuit hydraulic with vacuum suspended power unit Front Ventilated disc brake Rear Disc brake Ventilated disc brake Parking brake Mechanical on rear brakes Model 2.5 L SOHC 2.5 L DOHC turbo 3.0 L DOHC Canada model Except Can- ada model 2.5 GT spec. B Except 2.5 GT spec.B 3.0 R 3.0 R LTD Wheel size 16 × 6 1 / 2 JJ 17 × 7JJ 18 × 7JJ 17 × 7JJ 17 × 7JJ 18 × 7JJ Tire size P205/55 R16 89H P205/50 R17 88V 215/45 R18 89Y 215/45 R17 91W 215/45 R17 91W P215/45 R18 89W Type Tubeless, Steel belted radial Model 2.5 L SOHC 2.5 L DOHC turbo 3.0 L DOHC 5MT 4AT 5MT 5AT 6MT 5AT Fuel tank 2 (US gal, Imp gal) 64 (16.9, 14.1) Engine oil Total capacity (Overhaul) 2 (US qt, Imp qt) 5.0 (5.3, 4.4) 7.0 (7.4, 6.2) Filling amount of engine oil 2 (US qt, Imp qt) When replacing engine oil and oil filter 4.2 (4.4, 3.7) 4.3 (4.5, 3.8) 5.7 (6.0, 5.0) When replacing engine oil only 4.0 (4.2, 3.5) 5.5 (5.8, 4.8) Transmission gear oil 2 (US qt, Imp qt) 3.5 (3.7, 3.1) — 3.5 (3.7, 3.1) — 4.1 (4.3, 3.6) — ATF 2 (US qt, Imp qt) — 9.3 (9.8, 8.2) — 9.8 (10.4, 8.6) — 9.8 (10.4, 8.6) Front differential gear oil 2 (US qt, Imp qt) — 1.2 (1.3, 1.1) — 1.4 (1.5, 1.2) — 1.4 (1.5, 1.2) Rear differential gear oil 2 (US qt, Imp qt) 0.8 (0.8, 0.7) 1.0 (1.1, 0.9) 0.8 (0.8, 0.7) Power steering fluid 2 (US qt, Imp qt) 0.7 (0.7, 0.6) Engine coolant 2 (US qt, Imp qt) 6.4 (6.8, 5.6) 6.3 (6.7, 5.5) 7.3 (7.7, 6.4) 7.2 (7.6, 6.3) 7.3 (7.7, 6.4) 7.2 (7.6, 6.3) tomsn048@gmail.com

SPC-6 LEGACY SPECIFICATIONS J: WEIGHT 1. US MODEL Model Sedan 2.5 L Non-turbo 2.5 i BASE 2.5 i 2.5 i Limited 5MT 4AT 5MT 4AT 4AT Destination code U5, U6 OP code DC DW EW Curb weight (C.W.) Front kg (lb) 821 (1,810) 841 (1,855) 825 (1,819) 845 (1,864) 854 (1,884) Rear kg (lb) 664 (1,465) 669 (1,475) 673 (1,483) 677 (1,493) 682 (1,503) Total kg (lb) 1,485 (3,275) 1,510 (3,330) 1,498 (3,302) 1,522 (3,357) 1,536 (3,387) Gross axle weight ratio (G.A.W.R.) Front kg (lb) 1,040 (2,295) 1,040 (2,295) 1,040 (2,295) 1,040 (2,295) 1,040 (2,295) Rear kg (lb) 1,060 (2,340) 1,060 (2,340) 1,060 (2,340) 1,060 (2,340) 1,060 (2,340) Gross vehicle weight (G.V.W.) Total kg (lb) 1,960 (4,325) 1,960 (4,325) 1,960 (4,325) 1,960 (4,325) 1,960 (4,325) Option Vehicle dynamics control Power package — — — — Side airbag Curtain airbag Sunroof — — Navigation system — — — — — Dark colored glass — — — — — tomsn048@gmail.com

SPC-7 LEGACY SPECIFICATIONS Model Sedan 2.5 L Turbo 3.0 L Non-turbo 2.5 GT LTD 2.5 GT spec. B 3.0 R 3.0 R LTD 5MT 5AT 6MT 5AT Destination code U4 OP code 3W EW EK EK DW EW EK Curb weight (C.W.) Front kg (lb) 872 (1,922) 901 (1,987) 903 (1,992) 912 (2,012) 911 (2,008) 926 (2,042) 928 (2,047) Rear kg (lb) 683 (1,506) 688 (1,516) 688 (1,516) 694 (1,531) 682 (1,503) 685 (1,511) 685 (1,511) Total kg (lb) 1,555 (3,428) 1,589 (3,503) 1,591 (3,508) 1,607 (3,543) 1,592 (3,511) 1,611 (3,553) 1,614 (3,558) Gross axle weight ratio (G.A.W.R.) Front kg (lb) 1,040 (2,295) 1,040 (2,295) 1,040 (2,295) 1,040 (2,295) 1,040 (2,295) 1,040 (2,295) 1,040 (2,295) Rear kg (lb) 1,060 (2,340) 1,060 (2,340) 1,060 (2,340) 1,060 (2,340) 1,060 (2,340) 1,060 (2,340) 1,060 (2,340) Gross vehicle weight (G.V.W.) Total kg (lb) 2,010 (4,435) 2,010 (4,435) 2,010 (4,535) 2,010 (4,435) 2,010 (4,435) 2,010 (4,435) 2,010 (4,535) Option Vehicle dynamics control — Power package — Side airbag Curtain airbag Sunroof Navigation system — — — — Dark colored glass — — — — — — — tomsn048@gmail.com

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2008 Subaru Legacy Service & Repair Manual

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