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CO-58 < ON-VEHICLE MAINTENANCE > [K9K] ENGINE COOLANT ON-VEHICLE MAINTENANCE ENGINE COOLANT Inspection INFOID:0000000001381585 LEVEL CHECK • Check if the reservoir tank engine coolant level is within the “MIN” to “MAX” range when engine is cool. • Adjust the engine coolant level as necessary. CHECKING COOLING SYSTEM FOR LEAKS To check for leaks, apply pressure to the cooling system using suit- WARNING: Never remove the radiator cap when the engine is hot. Serious CAUTION: Higher pressure than specified may cause radiator damage. Draining INFOID:0000000001381586 WARNING: • To avoid being scalded, do not change engine coolant when engine is hot. turn to release built-up pressure. Then turn the cap all the way. • Be careful not to allow engine coolant to contact drive belt. 1. Remove engine undercover using power tool. 2. Disconnect radiator hose (lower) from radiator and remove reservoir tank cap. . CAUTION: • Perform this step when engine is cold. 3. Remove air relief plug from water outlet. Refer to . 4. Remove reservoir tank as necessary, and drain engine coolant and clean reservoir tank before installing. 5. Check drained coolant for contaminants such as rust, corrosion or discoloration. . Refilling INFOID:0000000001381587 • Before starting work, turn off the automatic air conditioner and the blower motor. 1. Install reservoir tank if removed, lower radiator hose and air relief plug. . 2. Fill reservoir tank slowly with coolant until coolant spills from the air relief hole. SMA412B Testing pressure : 157 kPa (1.6 kg/cm 2 , 23 psi) WBIA0568E |