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EC-430 < DTC/CIRCUIT DIAGNOSIS > [HR16DE] COOLING FAN CVT models M/T models 5. Also check harness for short to ground and short to power. YES >> GO TO 2. NO >> Repair open circuit or short to ground or short to power in harness or connectors. 2. CHECK COOLING FAN RELAY CIRCUIT 1. Disconnect cooling fan relay harness connector. 2. Disconnect IPDM E/R harness connector. 3. Check the continuity between IPDM E/R harness connector and cooling fan relay harness connector. 4. Check the continuity between cooling fan relay harness connector and ground. 5. Also check harness for short to ground and short to power. YES >> GO TO 3. NO >> Repair open circuit or short to ground or short to power in harness or connectors. 3. CHECK COOLING FAN RELAY EC-431, "Component Inspection (Cooling Fan Relay)" YES or NO YES >> GO TO 4. NO >> Replace cooling fan relay. 4. CHECK COOLING FAN MOTOR EC-431, "Component Inspection (Cooling Fan Motor)" YES or NO YES >> GO TO 5. NO >> Replace cooling fan motor. Refer to . 5. CHECK INTERMITTENT INCIDENT Perform GI-41, "Intermittent Incident" . YES or NO YES >> Replace IPDM E/R. Refer to PCS-31, "Removal and Installation" (without I-Key). NO >> Repair or replace harness or connector. Cooling fan motor Ground Continuity Connector Terminal E5 2 Ground Existed Cooling fan motor Ground Continuity Connector Terminal E31 3 Ground Existed IPDM E/R Cooling fan relay Continuity Connector Terminal Connector Terminal E46 65 E62 1 Existed 59 2 Cooling fan relay Ground Continuity Connector Terminal E62 3 Ground Existed |