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DTC P1217 ENGINE OVER TEMPERATURE EC-1221 [VK45DE] C D E F G H I J K L M A EC 8. CHECK IPDM E/R GROUND CIRCUIT 1. Disconnect IPDM E/R harness connector E8, E9. 2. Check harness continuity between IPDM E/R terminal 38, 51 and ground. 3. Also check harness for short to power. OK or NG OK >> GO TO 9. NG >> Repair open circuit or short to power in harness or connectors. 9. CHECK COOLING FAN CONTROL SIGNAL CIRCUIT 1. Check harness continuity between IPDM E/R terminal 59 and cooling fan control module terminal 2. 2. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 10. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 10. CHECK COOLING FAN CONTROL MODULE OUTPUT SIGNAL CIRCUIT 1. Reconnect all harness connectors disconnected. 2. Disconnect cooling fan control module harness connectors E301, E303. 3. Turn ignition switch ON. 4. Check voltage between cooling fan control module terminals 4, OK or NG OK >> GO TO 11. NG >> Replace cooling fan control module. 11. CHECK COOLING FAN MOTORS -1 AND -2 Refer to EC-1224, "Component Inspection" . OK or NG OK >> GO TO 16. NG >> Replace cooling fan motor. Continuity should exist. Continuity should exist. Voltage: Battery voltage PBID0261J |