Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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CO(w/o STI)-13 Engine Coolant COOLING 3. Engine Coolant A: INSPECTION NOTE: When adding the engine coolant, always use SUB- ARU Super Coolant. 1) Park the vehicle on a level surface. 2) Check the engine coolant amount, and if the coolant level is low, check for the coolant leakage, and then add the engine coolant. (1) Make sure the engine coolant level in the reservoir tank is between “FULL” and “LOW” with the engine in a cold condition. (2) Open the cap of coolant filler tank, and check that the engine coolant is filled up to the filler neck position. B: REPLACEMENT 1. DRAINING OF ENGINE COOLANT 1) Lift up the vehicle. 2) Remove the under cover. <Ref. to EI-28, RE- 3) Remove the drain plug to drain engine coolant into container. Remove the coolant filler tank cap so that engine coolant will drain faster. 4) Install the drain plug. Use new O-rings. 5) Install the under cover. <Ref. to EI-28, INSTAL- 2. FILLING OF ENGINE COOLANT 1) Pour cooling system conditioner through the fill- er neck of coolant filler tank. Refer to “SPECIFICATION” for cooling sys- tem protective agent. <Ref. to CO(w/o STI)-2, SPECIFICATION, General Description.> 2) Fill the engine coolant into coolant filler tank up to the filler neck position. Refer to “SPECIFICATION” for recommended engine coolant. <Ref. to CO(w/o STI)-2, SPECIFICATION, General Description.> Engine coolant level: Refer to “SPECIFICATION” for engine cool- ant level. <Ref. to CO(w/o STI)-2, SPECIFICA- Engine coolant concentration: Refer to “ADJUSTMENT” for the recommend- ed engine coolant concentration. <Ref. to CO(w/o STI)-14, ADJUSTMENT, Engine Cool- CAUTION: Do not confuse the cap of coolant filler tank and cap of radiator. • When pouring the engine coolant, the radiator side cap must not be removed. • The SUBARU Super Coolant contains anti- freeze and anti-rust agents, and is especially made for Subaru engines with an aluminum cylinder block. Be sure to use SUBARU Super Coolant, since other coolant may cause corrosion. 3) Fill engine coolant into the reservoir tank up to “FULL” level. CO-02501 CO-02764 FULL LOW |