Subaru WRX STI S209 Supplement Manual
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Subaru WRX STI S209 Supplement Manual

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This supplement contains the descriptions for
WRX STI S209. For information not covered in
the supplement, refer to OWNER'S MANUAL for
WRX & WRX STI.
"SUBARU" and the six-star cluster design are registered trademarks of SUBARU CORPORATION.
*
C
Copyright 2019 SUBARU TECNICA INTERNATIONAL INC.

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Summary of Contents for Subaru WRX STI S209

  • Page 1 This supplement contains the descriptions for WRX STI S209. For information not covered in the supplement, refer to OWNER’S MANUAL for WRX & WRX STI. “SUBARU” and the six-star cluster design are registered trademarks of SUBARU CORPORATION. Copyright 2019 SUBARU TECNICA INTERNATIONAL INC.
  • Page 3 This manual describes the following vehicle type.

  • Page 5: Illustrated Index

    Intercooler water spray (page 5) Illustrated index Carbon roof (page 20) Side under spoiler (page 19) & Exterior Flat tires (page 11)/Tire pressure (page Front spoiler (page 19)
  • Page 6 Rear wing (page 8) Rear bumper cherry red stripe (page 21) Rear under spoiler (page 19)

  • Page 7: Engine Compartment

    Flexible tower bar (page 7) & Engine compartment Serial number plate (page 23) Air cleaner case (page 22)

  • Page 8: Steering Wheel

    & Steering wheel Intercooler water spray switches (page NOTE For switches other than the intercooler water spray switches, refer to the vehicle Owner’s Manual for details.

  • Page 9: Intercooler Water Spray

    Intercooler water spray be used to help maintain adequate inter- cause the tank to crack. cooler performance when the outside . This function does not dramatically temperature is high. improve the vehicle’s performance. Water is sprayed to the intercooler re- gardless of which switch is pulled.
  • Page 10 & Refilling the intercooler storage compartment” FP10. water spray tank Do not move the storage compartment unless it is empty. Doing so could damage Add water to the intercooler water spray the storage compartment. To avoid this, tank when the intercooler water spray remove the cargo from the storage warning light in the combination meter compartment in advance, and hold it by...
  • Page 11 NOTE Flexible tower bar Rear flexible draw stiffener . Use only pure water for refilling. . The maximum amount of intercooler The flexible tower bar has an integrated The rear flexible draw stiffener is attached water is 3.9 US qt (3.7 liters, 3.3 Imp qt). pillow ball in the center rubber boot.
  • Page 12 NOTE Rear wing end-plates. . Do not remove the rear flexible draw stiffener. On initial delivery, the rear wing is & Adjusting the angle of the . Do not apply excessive force to the adjusted to an angle at which both rear wing rear flexible draw stiffener.
  • Page 13 recommend that you adjust the angle to same position for the desired the standard position for attaining both angle. stability at high speed and enhanced . Do not loosen the nuts and bolts handling. on the front side. Front of vehicle 2.

  • Page 14: Maintenance Tools

    Under-floor storage com- Maintenance tools not tightened securely, the rear wing may come off while driving, partment possibly leading to an accident. Your vehicle is equipped with the following maintenance tools. . Jack & CFRP (Carbon Fiber Rein- . Jack handle forced Plastic) parts .

  • Page 15: Flat Tires

    We recommend that you have the sealed tire changed by your WARNING nearest SUBARU dealer. You may reuse the wheel if the attached sealant is wiped off, but the valve of the wheel must be Read these instructions and Screwdriver replaced with a new one.
  • Page 16 . Turn on the hazard warning tire. We recommend that you flasher while sealing the flat tire. WARNING contact your SUBARU dealer. . Do not attempt to remove foreign . Drive with caution and avoid . Do not use the flat tire repair kit...
  • Page 17 . Do not disassemble or modify to country. We recommend that the air compressor to enable the you consult your SUBARU deal- use of a power supply or a er or tire dealer for advice. battery other than DC12 V.
  • Page 18 ! Contents of the flat tire repair kit Air compressor (front side) Sealant bottle Air gauge Hose Sealant bottle Power plug Valve Quick reference guide Air compressor WARNING Speed limit label The above repair kits are packed in a . Do not drink the sealant. If the plastic bag.
  • Page 19 . Stop the vehicle again, check and, if the sealant, allergy symptoms necessary, adjust the pressure of the may occur. damaged tire. . After that, you can continue to drive carefully no faster than 50 mph (80 km/h) and within the maximum distance of 125 miles (200 km).
  • Page 20 compressor into the accessory power outlet. Connect the hose from the bottle to the 3. Turn the bottle upside down and tilt tire valve stem tightly. the bottle cap into the bottle holder of the air compressor. CAUTION Make sure that the air compressor switch is OFF.
  • Page 21 . If tire pressure does not reach the green zone for 10 minutes, this kit will be unable to seal the tire. Contact your SUBARU deal- er for help. 6. Turn the air compressor power switch off when the air pressure reaches the NOTE green zone of the air gauge.
  • Page 22 SUBARU dealer location where it is safe for you for tire, valve stem and sealant bottle to stop the vehicle. Recheck the...

  • Page 23: Driving Precaution

    Max. 10 A the valve stem may result in air leakage at the valve stem. Before the tire is removed from the rim, inform your SUBARU dealer or other tire dealer that the tire contains sealant. CAUTION CAUTION The sealant bottle and speed limit .

  • Page 24: Exterior Care

    Exterior care stopping the vehicle. . There is a possibility that the & Precautions when cleaning spoiler may fall off when driving the carbon roof, rear wing, through deep puddles of water, front spoiler, side under snow and deep wheel tracks. In addition, it may receive damage spoilers and rear side under in these cases.
  • Page 25 & Precautions when cleaning . Remove any dirt using a neutral CAUTION detergent. Do not use hard brushes or around the rear bumper abrasive cleaners. Do not use strong or cherry red stripe . After acid rain falls, it is recom- harsh chemical cleaners.

  • Page 26: Maintenance And Service

    STI parts. NOTE It may be difficult to replace the air cleaner element. Have the air cleaner element replaced by your SUBARU dealer if necessary. & Types of tires You should be familiar with type of tires present on your vehicle.

  • Page 27: Vehicle Identification

    Vehicle identification number (under the Vehicle identification floor carpet of the right-hand front seat) Emission control label Tire inflation pressure label Certification label Vehicle identification number plate Model number label Fuel label Air conditioner label Serial number plate 10) Altered vehicle label...

  • Page 28: Specifications

    Specifications These specifications are subject to change without notice. & Dimensions in (mm) Overall length 181.9 (4,620) Overall width 72.4 (1,840) Overall height 58.1 (1,475) Wheel base 104.3 (2,650) Front 60.8 (1,545) Tread Rear 61.2 (1,555) 4.9 (125) Ground clearance...
  • Page 29 & Engine Engine model EJ25 (2.5 L, DOHC, turbo) Engine type Horizontally opposed, liquid cooled 4 cylinder, 4-stroke petrol engine Displacement cu-in (cc) 150 (2,457) Bore 6 Stroke in (mm) 3.92 6 3.11 (99.5 6 79.0) Compression ratio 8.2 : 1 Firing order 1 –...

  • Page 30: Engine Oil

    The vehicle is filled at the factory with MOTUL 300V Power 5W-40 (100% synthetic). The S209 engine was developed using this oil. STI strongly recommends using only MOTUL 300V Power 5W-40 (100% synthetic). For further details, contact your SUBARU dealer.
  • Page 31 & Manual transmission and rear differential gear oil Manual transmission oil Rear differential gear oil Oil grade API classification GL-5 (75W-90)* API classification GL-5 75W-90* SAE viscosity No. and ap- plicable temperature *: recommended Oil capacity* 4.3 US qt (4.1 liters, 3.6 Imp qt) 1.1 US qt (1.0 liter, 0.9 Imp qt) Refer to the vehicle Owner’s Manual for details.

  • Page 32: Engine Coolant

    FMVSS No. 116, DOT 3 or DOT 4 brake fluid — Clutch fluid FMVSS No. 116, DOT 3 or DOT 4 brake fluid — · SUBARU ATF Power steering fluid · “Dexron III” Type Automatic Transmission Fluid 0.7 US qt (0.7 liter, 0.6 Imp qt) · IDEMITSU ATF HP *1: Use one of the indicated types of fluid.

  • Page 33: Electrical System

    & Electrical system Battery type 75D23L Alternator 12V-110A ILFR7H (NGK) Spark plugs & Tires Tire size 265/35R19 94Y Wheel size 19 6 9J Front 33 psi (230 kPa, 2.3 kgf/cm Pressure Rear 32 psi (220 kPa, 2.2 kgf/cm Wheel nut tightening torque 89 lbf·ft (120 N·m, 12 kgf·m)* *1: This torque is equivalent to applying approximately 88 to 110 lbf (40 to 50 kgf) at the end of the wheel nut wrench.

  • Page 34: Before Driving

    6 mm or steps outlined below, may result in 4. The power steering fluid level is less. Consult your SUBARU dealer for serious injury or death. recommended to be maintained at “HOT replacement.

  • Page 35: During Driving

    Filling up the intercooler Consult your SUBARU dealer for replace- 3. Brake pedal travel may increase dur- water spray tank with cold water prior to ment.
  • Page 36 — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — —...

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