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Problem Symptoms Table

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SMART KEY SYSTEM:

Symptom Suspected Area Reference
Entry answer-back does not occur ECU aggregation box (certification ECU) Refer to Wireless Door Lock Buzzer Does not Sound 
Wireless door lock buzzer Refer to Wireless Door Lock Buzzer Does not Sound 
Wire harness Refer to Wireless Door Lock Buzzer Does not Sound 
Entry lock and unlock functions do not operate on all doors Wireless door lock function Refer to All Door Entry Lock and Unlock Functions do not Operate 
ECU aggregation box (certification ECU) Refer to All Door Entry Lock and Unlock Functions do not Operate 
Electrical key Refer to All Door Entry Lock and Unlock Functions do not Operate 
Wire harness Refer to All Door Entry Lock and Unlock Functions do not Operate 
Entry unlock function does not operate on driver side door Power door lock control system Refer to Driver Side Door Entry Unlock Function does not Operate 
Door electrical key cylinder (for driver side) Refer to Driver Side Door Entry Unlock Function does not Operate 
Front door handle outside (for driver side) Refer to Driver Side Door Entry Unlock Function does not Operate 
ECU aggregation box (certification ECU) Refer to Driver Side Door Entry Unlock Function does not Operate 
Instrument panel junction block (main body ECU) Refer to Driver Side Door Entry Unlock Function does not Operate 
Wire harness Refer to Driver Side Door Entry Unlock Function does not Operate 
Entry unlock function does not operate on front passenger side door Power door lock control system Refer to Front Passenger Side Door Entry Unlock Function does not Operate 
Door electrical key cylinder (for passenger side) Refer to Front Passenger Side Door Entry Unlock Function does not Operate 
Front door handle outside (for passenger side) Refer to Front Passenger Side Door Entry Unlock Function does not Operate 
ECU aggregation box (certification ECU) Refer to Front Passenger Side Door Entry Unlock Function does not Operate 
Instrument panel junction block (main body ECU) Refer to Front Passenger Side Door Entry Unlock Function does not Operate 
Wire harness Refer to Front Passenger Side Door Entry Unlock Function does not Operate 
Entry lock and unlock functions do not operate on driver side door Power door lock control system Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate 
Wireless door lock control system Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate 
Door electrical key oscillator (for driver side) Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate 
ECU aggregation box (certification ECU) Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate 
Instrument panel junction block (main body ECU) Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate 
Wire harness Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate 
Entry lock and unlock functions do not operate on front passenger side door Power door lock control system Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate 
Wireless door lock control system Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate 
Door electrical key oscillator (for passenger side) Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate 
ECU aggregation box (certification ECU) Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate 
Instrument panel junction block (main body ECU) Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate 
Wire harness Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate 
Entry lock function does not operate on driver side door Power door lock control system Refer to Driver Side Door Entry Lock Function does not Operate 
Wireless door lock control system Refer to Driver Side Door Entry Lock Function does not Operate 
Front handle outside (for driver side) Refer to Driver Side Door Entry Lock Function does not Operate 
ECU aggregation box (certification ECU) Refer to Driver Side Door Entry Lock Function does not Operate 
Instrument panel junction block (main body ECU) Refer to Driver Side Door Entry Lock Function does not Operate 
Wire harness Refer to Driver Side Door Entry Lock Function does not Operate 
Entry lock function does not operate on front passenger side door Power door lock control system Refer to Front Passenger Side Door Entry Lock Function does not Operate 
Wireless door lock control system Refer to Front Passenger Side Door Entry Lock Function does not Operate 
Front door handle outside (for passenger side) Refer to Front Passenger Side Door Entry Lock Function does not Operate 
ECU aggregation box (certification ECU) Refer to Front Passenger Side Door Entry Lock Function does not Operate 
Instrument panel junction block (main body ECU) Refer to Front Passenger Side Door Entry Lock Function does not Operate 
Wire harness Refer to Front Passenger Side Door Entry Lock Function does not Operate 
Room oscillator does not recognize key Indoor electrical key oscillator (for front) Refer to Room Oscillator does not Recognize Key 
Indoor electrical key oscillator (for rear) Refer to Room Oscillator does not Recognize Key 
ECU aggregation box (certification ECU) Refer to Room Oscillator does not Recognize Key 
Electrical key Refer to Room Oscillator does not Recognize Key 
Wire harness Refer to Room Oscillator does not Recognize Key 
Entry interior alarm does not sound Combination meter Refer to Entry Interior Alarm does not Sound 
ECU aggregation box (certification ECU) Refer to Entry Interior Alarm does not Sound 
Entry functions do not operate at all Wireless door lock control system Refer to PROBLEM SYMPTOMS TABLE
ECU aggregation box (certification ECU) Refer to Entry Functions do not Operate at All 
Back door entry unlock function does not operate Power door lock control system Refer to Back Door Entry Unlock Function does not Operate 
Wireless door lock control system Refer to Back Door Entry Unlock Function does not Operate 
Back door outside handle (back door lock switch) Refer to Back Door Entry Unlock Function does not Operate 
ECU aggregation box (certification ECU) Refer to Back Door Entry Unlock Function does not Operate 
Instrument panel junction block (main body ECU) Refer to Back Door Entry Unlock Function does not Operate 
Wire harness Refer to Back Door Entry Unlock Function does not Operate 
Back door entry lock function does not operate Power door lock control system Refer to Back Door Entry Lock and Unlock Functions do not Operate 
Wireless door lock control system Refer to Back Door Entry Lock and Unlock Functions do not Operate 
Back door outside handle (back door lock switch) Refer to Back Door Entry Lock and Unlock Functions do not Operate 
ECU aggregation box (certification ECU) Refer to Back Door Entry Lock and Unlock Functions do not Operate 
Instrument panel junction block (main body ECU) Refer to Back Door Entry Lock and Unlock Functions do not Operate 
Wire harness Refer to Back Door Entry Lock and Unlock Functions do not Operate 
Back door entry lock and unlock functions do not operate Power door lock control system Refer to Back Door Entry Lock Function does not Operate 
Wireless door lock control system Refer to Back Door Entry Lock Function does not Operate 
Door electrical key oscillator (for back door) Refer to Back Door Entry Lock Function does not Operate 
ECU aggregation box (certification ECU) Refer to Back Door Entry Lock Function does not Operate 
Instrument panel junction block (main body ECU) Refer to Back Door Entry Lock Function does not Operate 
Wire harness Refer to Back Door Entry Lock Function does not Operate