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EC-546 < COMPONENT DIAGNOSIS > [HR16DE (WITHOUT EURO-OBD)] P1217 ENGINE OVER TEMPERATURE 11. CHECK ENGINE COOLANT TEMPERATURE SENSOR Check engine coolant temperature sensor. OK >> GO TO 12. NG >> Replace engine coolant temperature sensor. 12. CHECK MAIN 12 CAUSES If the cause cannot be isolated, check the following. *1: Turn the ignition switch ON. *2: Engine running at 3,000 rpm for 10 minutes. *3: Drive at 90 km/h (55 MPH) for 30 minutes and then let idle for 10 minutes. *4: After 60 minutes of cool down time. For more information, refer to >> INSPECTION END Engine Step Inspection item Equipment Standard Reference page OFF 1 • Blocked radiator • Visual No blocking — 2 • Coolant mixture • Coolant tester 50 - 50% coolant mixture 3 • Coolant level • Visual Coolant up to MAX level in 4 • Reservoir tank cap • Pressure tester 59 - 98 kPa cm 2 , 9 - 14 psi) (Limit) CO-14, "Checking Radia- ON* 2 5 • Coolant leaks • Visual No leaks ON* 2 6 • Thermostat • Touch the upper and lower radiator hoses Both hoses should be hot CO-22, "Removal and In- ON* 1 7 • Cooling fan motor • CONSULT-III Operating EC-543, "Component OFF 8 • Combustion gas leak • Color checker chemical tester 4 Gas analyzer Negative — ON* 3 9 • Coolant temperature gauge • Visual Gauge less than 3/4 when — • Coolant overflow to res- ervoir tank • Visual No overflow during driving OFF* 4 10 • Coolant return from res- ervoir tank to radiator • Visual Should be initial level in OFF 11 • Cylinder head • Straight gauge feeler gauge 0.1 mm (0.004 in) Maxi- EM-80, "Removal and In- 12 • Cylinder block and pis- tons • Visual No scuffing on cylinder |