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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.

SMART KEY SYSTEM

Symptom Suspected Area See
Entry answer-back buzzer does not sound Wireless door lock control system Refer to Entry Answer-back Buzzer does not Sound
Certification ECU (smart key ECU assembly) -
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
Key (for Standard) -
Key battery -
Fuse (ECU-B, ECU-B2) -
Wire harness or connector -
Door control receiver assembly -
Certification ECU (Smart key ECU assembly) -
All door entry lock/unlock functions do not operate, but wireless functions operate*1 Power door lock control system Refer to All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions Operate
Key -
Certification ECU (Smart key ECU assembly) -
Door entry lock/unlock functions do not operate, but wireless functions operate*2 Power door lock control system Refer to All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions Operate
Key -
Certification ECU (Smart key ECU assembly) -
Front door outside handle assembly (for driver side) Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
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
Front door outside handle assembly (for driver side) -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
Front passenger side door entry unlock function does not operate*1 Power door lock control system Refer to Front Passenger Side Door Entry Unlock Function does not Operate
Front door outside handle assembly (for front passenger side) -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
Driver side door entry lock and unlock functions do not operate*1 Power door lock control system Refer to Driver Side Door Entry Lock and Unlock Functions do not Operate
Front door outside handle assembly (for driver side) -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
Front passenger side door entry lock and unlock functions do not operate*1 Power door lock control system Refer to Front Passenger Side Door Entry Lock and Unlock Functions do not Operate
Front door outside handle assembly (for front passenger side) -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
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
Front door outside handle assembly (for driver side) -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
Front passenger side door entry lock function does not operate*1 Power door lock control system Refer to Front Passenger Side Door Entry Lock Function does not Operate
Front door outside handle assembly (for front passenger side) -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
Room oscillator does not recognize key Indoor electrical key oscillator (for front floor) Refer to Room Oscillator does not Recognize Key
Indoor electrical key oscillator (for center floor) -
Indoor electrical key oscillator (for rear floor) -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
Entry interior alarm does not sound Meter/gauge system Refer to Entry Interior Alarm does not Sound
Certification ECU (Smart key ECU assembly) -
Back door entry unlock function does not operate*1 Power door lock control system Refer to Back Door Entry Unlock Function does not Operate
Back door opener switch assembly -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
Back door entry lock and unlock functions do not operate*1 Power door lock control system Refer to Back Door Entry Lock and Unlock Functions do not Operate
Outside electrical key oscillator (for rear side) -
Certification ECU (Smart key ECU assembly) -
Back door opener switch assembly -
Wire harness or connector -
Back door entry lock function does not operate*1 Power door lock control system Refer to Back Door Entry Lock Function does not Operate
Back door opener switch assembly -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -