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P1217 ENGINE OVER TEMPERATURE EC-321 < DTC/CIRCUIT DIAGNOSIS > [VQ40DE] C D E F G H I J K L M A EC N P O 5. If the results are NG, go to . WITH GST 1. Check the coolant level in the reservoir tank and radiator. Allow engine to cool before checking coolant level. If the coolant level in the reservoir tank and/or radiator is below the proper range, skip the following steps and go to 2. Confirm whether customer filled the coolant or not. If customer filled the coolant, skip the following steps and go to 3. Perform IPDM E/R auto active test and check cooling fan motor . 4. If NG, go to Diagnosis Procedure INFOID:0000000007358264 1. CHECK COOLING FAN (CRANKSHAFT DRIVEN) OPERATION 1. Start engine and let it idle. 2. Make sure that cooling fan (crankshaft driven) operates normally. OK (With CONSULT)>>GO TO 2. OK (Without CONSULT)>>GO TO 3. NG >> Check cooling fan (crankshaft driven). Refer to CO-20, "Removal and Installation (Crankshaft 2. CHECK COOLING FAN OPERATION
With CONSULT 1. Start engine and let it idle. 2. Select “COOLING FAN” in “ACTIVE TEST” mode with CONSULT. 3. Make sure that cooling fan operates at each speed (LOW/HI). OK >> GO TO 4. NG >> Check cooling fan control circuit. (Go to "PROCEDURE A".) 3. CHECK COOLING FAN OPERATION
Without CONSULT 1. Perform IPDM E/R auto active test and check cooling fan motors operation, refer to . 2. Make sure that cooling fan operates at each speed (Low/High). OK >> GO TO 4. NG >> Check cooling fan control circuit. (Go to "PROCEDURE A".) 4. CHECK COOLING SYSTEM FOR LEAK OK or NG OK >> GO TO 5. NG >> Check the following for leak. Refer to . • Hose • Radiator • Radiator cap • Reservoir tank • Water pump 5. CHECK RESERVOIR TANK CAP SEF621W August 2012 2012 Pathfinder |