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P1217 ENGINE OVER TEMPERATURE EC-367 < DTC/CIRCUIT DIAGNOSIS > [QR25DE] C D E F G H I J K L M A EC N P O Main 12 Causes of Overheating INFOID:0000000009481049 *1: Engine running at 3,000 rpm for 10 minutes. . Engine Step Inspection item Equipment Standard Reference page OFF 1 • Blocked radiator • Visual No blocking — 2 • Coolant mixture • Coolant tester Refer to 3 • Coolant level • Visual Coolant up to MAX level See . 4 • Radiator cap • Pressure tester See ON* 1 5 • Coolant leaks • Visual No leaks See ON* 1 6 • Thermostat • Touch the upper and lower radiator hoses Both hoses should be hot See ON* 1 7 • Cooling fan • Visual Operating See OFF 8 • Combustion gas leak • Color checker chemical tester 4 Gas analyzer Negative — ON* 2 9 • Coolant temperature gauge • Visual Gauge less than 3/4 when — • Coolant overflow to res- ervoir tank • Visual No overflow during driving See . OFF* 3 10 • Coolant return from reservoir tank to radia- • Visual Should be initial level in See OFF 11 • Cylinder head • Straight gauge feeler gauge 0.1 mm (0.004 in) Maxi- See 12 • Cylinder block and pis- tons • Visual No scuffing on cylinder See |