Symptom Chart

WARNING: This page is about a different car, the 2002 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.

ENGINE COOLING SYMPTOM

Condition	Possible Sources	Action
Loss Of Coolant	Radiator (8005) Water Pump Seal Radiator Hoses Heater Hoses Heater Core Engine Gaskets Radiator Coolant Recovery Reservoir Bottle	Go To PINPOINT TEST A: LOSS OF COOLANT
The Engine Overheats	Water Thermostat (8575) Water Pump Internal Engine Coolant Leak Radiator Heater Core Inoperative Cooling Fan Radiator Cap	Go To PINPOINT TEST B: THE ENGINE OVERHEATS
The Engine (6007) Does Not Reach Normal Operating Temperature	Water Thermostat	Go To PINPOINT TEST C: THE ENGINE DOES NOT REACH NORMAL OPERATING TEMPERATURE
The Block Heater (6A051) Does Not Operate Correctly	Block Heater Power Cable	CHECK Continuity In All Three Power Cable Circuits. If Any Circuit Measures Greater Than 5 Ohms, INSTALL A New Power Cable
The Block Heater (6A051) Does Not Operate Correctly	Block Heater	INSTALL A New Block Heater