Problem Symptoms Table

HINT:

Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of 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.

TIRE PRESSURE WARNING SYSTEM:

TIRE PRESSURE WARNING SYSTEM PROBLEM SYMPTOM CHART

Symptom	Suspected Area	See
Tire pressure warning system does not operate.	1. Tire pressure warning valve and transmitter	TIRE PRESSURE WARNING VALVE AND TRANSMITTER
	2. Tire pressure warning antenna and receiver	TIRE PRESSURE WARNING RECEIVER (W/ ANTENNA)
	3. Power source circuit	ECU POWER SOURCE CIRCUIT
	4. TC and CG terminal circuit	TC AND CG TERMINAL CIRCUIT
	5. Combination meter assembly	HOW TO PROCEED WITH TROUBLESHOOTING
	6. Tire pressure warning ECU	TIRE PRESSURE WARNING ECU
DTC check cannot be done.	1. Power source circuit	TIRE PRESSURE WARNING ECU
	2. TC and CG terminal circuit	TC AND CG TERMINAL CIRCUIT
	3. Tire pressure warning ECU	TIRE PRESSURE WARNING ECU
Tire pressure warning light malfunctions (remains on).	1. Tire pressure check	HOW TO PROCEED WITH TROUBLESHOOTING
	2. Initialization	INITIALIZATION
	3. Tire pressure warning light circuit	TIRE PRESSURE WARNING LIGHT CIRCUIT
	4. Tire pressure warning ECU	TIRE PRESSURE WARNING ECU
Tire pressure warning light malfunctions (blinking).	1. Check DTC	DTC CHECK / CLEAR
	2. Tire pressure warning ECU connector poorly connected	-
	3. TC and CG terminal circuit	TC AND CG TERMINAL CIRCUIT
	4. Test mode (SIGNAL CHECK)	TEST MODE PROCEDURE
	5. Tire pressure warning ECU	TIRE PRESSURE WARNING ECU
Initialization cannot be done.	1. Test mode (SIGNAL CHECK)	TEST MODE PROCEDURE
	2. Tire pressure reset switch	TIRE PRESSURE WARNING RESET SWITCH
	3. Tire pressure warning ECU	TIRE PRESSURE WARNING ECU