Engine Cooling System - Testing & Troubleshooting

• Description
  • Cooling Fan Controls System Description - Overview
  • Cooling System Description - Cooling Circuit
• Inspection & Test
  • Power Relay Test
    • Notes
    • Test Procedure
  • Radiator Cap Test
    • Test Procedure
  • Radiator Test
    • Test Procedure
  • Radiator and A/C Condenser Fan Motor Test
    • Test Procedure
  • Water Pump Inspection
    • Inspection Procedure
• Circuit Diagram
  • Cooling Fan Controls Circuit Diagram
• Symptom Troubleshooting
  • Both the radiator fan and the A/C condenser fan do not run at low speed
  • Cooling Fan Controls Symptom Troubleshooting Index
  • Engine overheats
  • The A/C condenser fan does not run at high speed
  • The radiator fan does not run at high speed
• Component Location Index
  • Cooling Fan Controls Component Location Index
  • Cooling System Component Location Index
• Check
  • Coolant Check
    • Check Procedure
• Troubleshooting
  • Radiator Fan High Speed Circuit Troubleshooting
  • Radiator and A/C Condenser Fan Low Speed Circuit Troubleshooting