EXHAUST HEAT RECIRCULATION SYSTEM PROBLEM SYMPTOMS TABLE

Tip:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Table 1. Exhaust Heat Recirculation System
Symptom	Suspected Area	Link
Engine overheating	Engine coolant leaks (for engine side)	Click here
	Engine coolant leaks (for exhaust heat recirculation system)	Click here Click here
	Center exhaust pipe assembly (for front side)	Click here Click here
	Exhaust pipe gas control actuator	Click here Click here
	Exhaust heat recirculation system circuit	Click here Click here
	Water temperature switch (temperature switch)	Click here Click here