2013 Subaru Impreza WRX STI Service & Repair Manual

FW-2 Foreword FOREWORD 1. Foreword A: FOREWORD These manuals are used when performing maintenance, repair or diagnosis of SUBARU IMPREZA WRX and SUBARU IMPREZA WRX STI. Applicable model: 2013 MY GVE*****, GVF*****, GRE*****, GRF***** The manuals contain the latest information at the time of publication. Changes in the specifications, methods, etc. may be made without notice. Original upload by dempsey, combined by DrHeLpErZx

HOW TO USE THIS MANUALS HU Page 1. How to Use This Manuals .......................................................................... 2

HU-2 How to Use This Manuals HOW TO USE THIS MANUALS 1. How to Use This Manuals A: HOW TO USE THIS MANUALS 1. STRUCTURE Each section consists of SCT that are broken down into SC that are divided into sections for each component. The specification, maintenance and other information for the components are included, and the diagnostic information has also been added where necessary. 2. CONTENTS The first page has an index with tabs.

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

HU-4 How to Use This Manuals HOW TO USE THIS MANUALS 4. DEFINITIONS OF “NOTE”, “CAUTION” AND “WARNING” • NOTE: Describes additional information to make works easier. • CAUTION: Describes prohibited matters to prevent vehicle or parts damage, or matters that requires special attention during work. • WARNING: Describes matters that may cause serious damage to the operator or other person, or that may cause damage or accident. 5. SPECIFICATIONS If necessary, specifications are also included. 6. INSPECTION Inspections to be carried out before and after maintenance are included.

HU-5 How to Use This Manuals HOW TO USE THIS MANUALS 7. 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 part. 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 ST1 ST2 (A) (B) (C) (D) (G) (E) (F) (H) HU-00020 1) Remove the manual transmission assembly from vehicle. <Ref. to MT-33, REMOVAL, Manual Transmission Assembly.> 15.Main Shaft 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 ST2 499987003 SOCKET WRENCH (35) Tightening torque: 118 N m (12.0 kgf-m, 86.8 ft-lb)

HU-6 How to Use This Manuals HOW TO USE THIS MANUALS 8. DIAGNOSIS Step-by-step process is employed for easier diagnosis. 9. 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 ( ). List of SI unit Item SI units Conventional unit Remarks Force N (Newton) kgf 1 kgf = 9.807 N Mass (Weight) kg, g kg, g Capacity L, mL or cm 3 L or cc 1 cc = 1 cm 3 = 1 mL Torque N·m kgf-m, kgf-cm 1 kgf-m = 9.807 N·m Rotating speed rpm rpm Pressure kPa (Kilopascal) kgf/cm 2 1 kgf/cm 2 = 98.07 kPa mmHg 1 mmHg = 0.1333 kPa Power W PS 1 PS = 0.7355 kW Calorie W·h cal 1 kcal = 1.163 W·h Fuel consumption rate g/kW·h g/PS·h 1 g/PS·h = 1.3596 g/kW·h

HU-7 How to Use This Manuals HOW TO USE THIS MANUALS 10.EXPLANATION OF TERMINOLOGY List 2ndr Secondary AAI Air Assist Injection AAR Angular Adjusted Roller A/B Airbag ABS Anti-lock Brake System A/C Air Conditioner AC Angular Contact ACC Accessory A/F Air Fuel Ratio ALT Generator APS Accessory Power Supply Socket ASSY Assembly AT Automatic Transmission ATF Automatic Transmission Fluid AUX Auxiliary Storage Unit (External storage) AVCS Active Valve Control System AWD All Wheel Drive BATT Battery BCM Brake Control Module BJ Bell Joint CAN Controller Area Network CD Compact Disc CD-R/RW CD Recordable/Rewritable COMPL Complete CPC Canister Purge Control Solenoid Valve CPU Central Processing Unit DCCD Driver’s Control Center Differential DOHC Double Overhead Camshaft DOJ Double Offset Joint DTC Diagnosis Trouble Code DVD Digital Versatile Disc or Digital Video Disc EBD Electronic Brake Distribution EBJ High-efficiency Compact Ball Fixed Joint ECM Engine Control Module EDJ High-efficiency Compact Double Offset Joint E/G Engine EGI Electronic Gasoline Injection EGR Exhaust Gas Recirculation ELR Emergency Locking Retractor ETC Electronic Throttle Control EX Exhaust F/B Fuse & Joint Box FL Fusible Link Ft Front FWD Front Wheel Drive GPS Global Positioning System HI High HID High-Intensity Discharge H/L Headlight H/U Hydraulic Unit HVAC Heater, Ventilator and Air Conditioner I/F Interface IG Ignition IN Intake INT Intermittent I/O Input / Output IR Infrared Ray ISC Idle Speed Control LAN Local Area Network LCD Liquid Crystal Display LED Light Emitting Diode LH LH (Left Hand) LHD Left Hand Drive LSD Limited Slip Differential M/B Main Fuse & Relay Box MD Mini Disc MID Multi Information Display MFI Multi-Point Fuel Injection MP-T Multi-Plate Transfer MT Manual Transmission NA Natural Aspiration NC Normal Close (Relay) NO Normal Open (Relay) OBD On-Board Diagnosis OP Option Parts PC Personal Computer PCD Pitch Circle Diameter PCV Positive Crankcase Ventilation PID Parameter Identification Pr Primary P/S Power Steering PTJ Pillow Tripod Joint P/W Power Window RAM Random Access Memory RH RH (Right Hand) RHD Right Hand Drive ROM Read Only Memory rpm Revolution Per Minute Rr Rear SDI Subaru Diagnostic Interface SI Subaru Intelligent SOHC Single Overhead Camshaft SRS Supplemental Restraint System SSM Subaru Select Monitor ST Special Tool STD Standard SW Switch

HU-8 How to Use This Manuals HOW TO USE THIS MANUALS T/B Turbocharger TCS Traction Control System TCM Transmission Control Module TGV Tumble Generator Valve T/M Transmission TPMS Tire Pressure Monitoring System UJ Universal Joint UV Ultraviolet VDC Vehicle Dynamics Control V.I.N. Vehicle Identification Number ViS-C Viscous Coupling VSV Vacuum Switching Valve VTD Variable Torque Distribution W/H Wiring Harness

SPECIFICATIONS SPC Page 1. Impreza ...................................................................................................... 2

2013 Subaru Impreza WRX STI Service & Repair Manual

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