Problem Symptoms Table

HINT:

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.

SMART KEY SYSTEM (FOR ENTRY FUNCTION)

Symptom	Suspected Area	See
All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate	Power door lock control system	Refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate
	Electrical key transmitter	Refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate
	Transmitter battery	Refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate
	Smart key system (for Start Function)	Refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate
	Door control receiver	Refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate
	Certification ECU (smart key ECU assembly)	Refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate
	Harness or connector	Refer to All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate
All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions Operate	Electrical key transmitter	Refer to All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions Operate
	Certification ECU (smart key ECU assembly)	Refer to All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions Operate
Driver Side Door Entry Unlock Function does not Operate	Power door lock control system	Refer to Driver Side Door Entry Unlock Function does not Operate
	Lighting system	Refer to Driver Side Door Entry Unlock Function does not Operate
	Front door outside handle assembly LH	Refer to Driver Side Door Entry Unlock Function does not Operate
	Certification ECU (smart key ECU assembly)	Refer to Driver Side Door Entry Unlock Function does not Operate
	Harness or connector	Refer to Driver Side Door Entry Unlock Function does not Operate
Front Passenger Side Door Entry Unlock Function does not Operate	Power door lock control system	Refer to Front Passenger Side Door Entry Unlock Function does not Operate
	Lighting system	Refer to Front Passenger Side Door Entry Unlock Function does not Operate
	Front door outside handle assembly RH	Refer to Front Passenger Side Door Entry Unlock Function does not Operate
	Certification ECU (smart key ECU assembly)	Refer to Front Passenger Side Door Entry Unlock Function does not Operate
	Harness or connector	Refer to Front Passenger Side Door Entry Unlock Function does not Operate
Driver Side Door Entry Lock and Unlock Functions do not Operate	Power door lock control system	Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate
	Lighting system	Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate
	Front door outside handle assembly LH	Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate
	Certification ECU (smart key ECU assembly)	Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate
	Harness or connector	Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate
Front Passenger Side Door Entry Lock and Unlock Functions do not Operate	Power door lock control system	Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate
	Lighting system	Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate
	Front door outside handle assembly RH	Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate
	Certification ECU (smart key ECU assembly)	Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate
	Harness or connector	Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate
Driver Side Door Entry Lock Function does not Operate	Power door lock control system	Refer to Driver Side Door Entry Lock Function does not Operate
	Lighting system	Refer to Driver Side Door Entry Lock Function does not Operate
	Front door outside handle assembly LH	Refer to Driver Side Door Entry Lock Function does not Operate
	Certification ECU (smart key ECU assembly)	Refer to Driver Side Door Entry Lock Function does not Operate
	Harness or connector	Refer to Driver Side Door Entry Lock Function does not Operate
Front Passenger Side Door Entry Lock Function does not Operate	Power door lock control system	Refer to Front Passenger Side Door Entry Lock Function does not Operate
	Lighting system	Refer to Front Passenger Side Door Entry Lock Function does not Operate
	Front door outside handle assembly RH	Refer to Front Passenger Side Door Entry Lock Function does not Operate
	Certification ECU (smart key ECU assembly)	Refer to Front Passenger Side Door Entry Lock Function does not Operate
	Harness or connector	Refer to Front Passenger Side Door Entry Lock Function does not Operate
Room Oscillator does not Recognize Key	Smart key system (for Start Function)	Refer to Room Oscillator does not Recognize Key
	Indoor No. 1 electrical key antenna assembly (front floor)	Refer to Room Oscillator does not Recognize Key
	Indoor No. 2 electrical key antenna assembly (rear floor)	Refer to Room Oscillator does not Recognize Key
	Indoor No. 3 electrical key antenna assembly (inside luggage)	Refer to Room Oscillator does not Recognize Key
	Certification ECU (smart key ECU assembly)	Refer to Room Oscillator does not Recognize Key
	Harness or connector	Refer to Room Oscillator does not Recognize Key
Entry Interior Alarm does not Sound	Meter/gauge system	Refer to Entry Interior Alarm does not Sound
Entry Interior Alarm does not Sound	Certification ECU (smart key ECU assembly)	Refer to Entry Interior Alarm does not Sound
Back Door Entry Unlock Function does not Operate	Power door lock control system	Refer to Back Door Entry Unlock Function does not Operate
	Back door opener switch assembly	Refer to Back Door Entry Unlock Function does not Operate
	Certification ECU (smart key ECU assembly)	Refer to Back Door Entry Unlock Function does not Operate
	Harness or connector	Refer to Back Door Entry Unlock Function does not Operate
Back Door Entry Lock and Unlock Functions do not Operate	Power door lock control system	Refer to Back Door Entry Lock and Unlock Functions do not Operate
	Electrical key antenna (outside luggage)	Refer to Back Door Entry Lock and Unlock Functions do not Operate
	Certification ECU (smart key ECU assembly)	Refer to Back Door Entry Lock and Unlock Functions do not Operate
	Harness or connector	Refer to Back Door Entry Lock and Unlock Functions do not Operate
Back Door Entry Lock Function does not Operate	Power door lock control system	Refer to Back Door Entry Lock Function does not Operate
	Back door opener switch assembly	Refer to Back Door Entry Lock Function does not Operate
	Certification ECU (smart key ECU assembly)	Refer to Back Door Entry Lock Function does not Operate
	Harness or connector	Refer to Back Door Entry Lock Function does not Operate