Troubleshooting

Symptom Chart

NOTE: Check the coolant level and allow the engine to warm up before troubleshooting.

SYMPTOM		REMEDY
No hot air flow	Blower motor does not run	Perform the flowchart (page 21-12).
	Blower motor runs	Check following: •   Clogged heater duct •   Clogged blower outlet •   Clogged heater valve •   Faulty air mix door •   Air mix cable adjustment •   Faulty thermostat (section 10)
		•   Clogged evaporator (with air conditioner) •   Frozen evaporator (with air conditioner)
Hot air flow is low	Blower speed does not change	Perform the flowchart (page 21-10)
	Blower runs properly	Check following: •   Clogged heater duct •   Clogged heater outlet •   Incorrect door position
Air direction can't be controled properly.		Perform the flowchart (page 21-15).
Recirculation function does not work properly.		Perform the flowchart (page 21-17).