Before performing any troubleshooting procedures check:

• Fuses
• Grounds
• Cleanliness and tightness of all connectors

  SYMPTOM	PROCEDURE
  Radiator fan does not run at all	Radiator Fan Circuit Troubleshooting (see page 10-14)
  Radiator fan does not run for engine cooling, but it runs with A/C on	Radiator Fan Switch Circuit Troubleshooting (Open) (see page 10-16).
  Radiator fan runs with ignition switch ON (II), A/C off, and engine temperature below 93°C (199°F)	Radiator Fan Switch Circuit Troubleshooting (Short) (see page 10-16).