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ECM Terminals and Reference Value Specification data are reference values and are measured between each terminal and ground. CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may damage the TER- MINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage) 14 LG/R Cooling fan relay Engine is running. Cooling fan is not operating BATTERY VOLTAGE Engine is running. Cooling fan is operating Approximately 0.1V On Board Diagnosis Logic This diagnosis continuously monitors the engine coolant temperature. Malfunction is detected when ... Check Items (Possible Cause) I Cooling fan does not operate properly (Overheat). I Cooling fan system does not operate properly (Overheat). I Engine coolant was not added to the system using the proper I Engine coolant is not within the specified range. I Harness or connectors I Cooling fan I Radiator hose I Radiator I Radiator cap I Water pump I Thermostat I Fan belt I Engine coolant temperature sensor For more information, refer to “MAIN 12 CAUSES OF CAUTION: When a malfunction is indicated, be sure to replace the coolant following the procedure in the MA use coolant with the proper mixture ratio. Refer to MA section (“Anti-freeze Coolant Mixture Ratio”, 2) After refilling coolant, run engine to ensure that no water-flow noise is emitted. DTC 0208 OVER HEAT ZD30DDTi EC-110 |