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Home >> Ford >> 2000 >> ZX2 Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 428 (Engine Cooling) >> Diagnosis And Testing >> Engine Cooling >> Symptom Chart

Symptom Chart

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

Condition Possible Sources Action
  • Loss of engine coolant
  • Radiator.
  • Thermostat housing assembly.
  • Heater control valve.
  • PCV heater system.
  • Throttle body adapter heating.
  • Water pump seal.
  • Radiator hoses.
  • Heater hoses.
  • Heater core.
  • Engine gaskets.
  • Degas bottle cap.
  • The engine overheats
  • Water thermostat.
  • Airlock in the system.
  • Water pump.
  • Internal engine coolant leak.
  • Radiator.
  • Radiator airflow obstruction.
  • Heater core.
  • Cooling fan.
  • Coolant pressure relief cap.
  • The engine does not reach normal operating temperature
  • Water thermostat.
  • Engine coolant temperature gauge.
  • REFER to INSTRUMENT CLUSTER for diagnosis and testing of the engine coolant temperature gauge.
  • The block heater does not operate correctly
  • Block heater power cable.
  • CHECK the resistance of the three block heater power cable wires. If the resistance in any of the wires exceeds 5 ohms, INSTALL a new block heater power cable.
  • Block heater.
  • INSTALL a new block heater.
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