Toyota Fortuner. Theft Deterrent System Problem Symptoms Table

Theft Deterrent System -- 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 the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Troubleshooting of the theft deterrent system is based on the premise that the power door lock control system and wireless door lock control system are operating normally. Check these systems first before troubleshooting the theft deterrent system.

Theft deterrent system
Symptom	Suspected Area	See page
Theft deterrent system cannot be set	Security indicator light circuit	Toyota Fortuner RM000001J8S00RX.html
	Door lock and unlock switch	Toyota Fortuner RM000001J0D007X.html
	Driver side door courtesy switch circuit	Toyota Fortuner RM000001J8V00RX.html
	Front passenger side door courtesy switch circuit	Toyota Fortuner RM000001J8W00RX.html
	Rear door courtesy switch LH circuit	Toyota Fortuner RM000001J8X00RX.html
	Rear door courtesy switch RH circuit	Toyota Fortuner RM000001J8Y00RX.html
	Back door courtesy switch circuit	Toyota Fortuner RM000001K6400HX.html
	Engine hood courtesy switch circuit	Toyota Fortuner RM000001K6300RX.html
	Unlock warning switch	Toyota Fortuner RM000001LBI001X.html
	ECU power source circuit	Toyota Fortuner RM000001J8O00RX.html
Security indicator light is not flashing when theft deterrent system is set	Security indicator light circuit	Toyota Fortuner RM000001J8S00RX.html
	ECU power source circuit	Toyota Fortuner RM000001J8O00RX.html
Alarm sounding state cannot be canceled when ignition switch is turned from ON to off 10 times within 15 seconds	Unlock warning switch	Toyota Fortuner RM000001LBI001X.html
	Ignition switch circuit	Toyota Fortuner RM000001J8P00RX.html
Theft deterrent system can be set even when door is open	Driver side door courtesy switch circuit	Toyota Fortuner RM000001J8V00RX.html
	Front passenger side door courtesy switch circuit	Toyota Fortuner RM000001J8W00RX.html
	Rear door courtesy switch LH circuit	Toyota Fortuner RM000001J8X00RX.html
	Rear door courtesy switch RH circuit	Toyota Fortuner RM000001J8Y00RX.html
	Back door courtesy switch circuit	Toyota Fortuner RM000001K6400HX.html
	ECU power source circuit	Toyota Fortuner RM000001J8O00RX.html
Vehicle horns (low pitched, high pitched) do not sound while theft deterrent system is in alarm sounding state	Horn circuit	Toyota Fortuner RM000001J8R00RX.html
Security horn does not sound while theft deterrent system is in alarm sounding state	Security horn circuit	Toyota Fortuner RM000001J8Q00RX.html
Hazard warning lights do not flash while theft deterrent system is in alarm sounding state	Hazard warning switch	Toyota Fortuner RM0000014DS003X.html
Hazard warning lights are flashing even when theft deterrent system is not set	Hazard warning switch	Toyota Fortuner RM0000014DS003X.html