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Home >> Subaru >> 2016 >> BRZ Series.HyperBlue >> Repair and Diagnosis >> Electrical >> Starter >> Entry Start System Entry System (Keyless Entry) >> Entry & Start System (Entry Function) >> Problem Symptoms Table
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Problem Symptoms Table

NOTE:
  • 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.

Entry and Start System (for Entry Function)

ENTRY AND START SYSTEM (ENTRY FUNCTION) - PROBLEM SYMPTOM REFERENCE

Symptom Suspected Area See Test
Wireless Door Lock Buzzer does not Sound Wireless door lock buzzer THE EXTERIOR ALARM AND ANSWER-BACK BUZZER OF THE SMART ENTRY SYSTEM DO NOT GO OFF 
Wire harness or connector -
Main body ECU (multiplex network body ECU) -
Instrument panel junction block assembly -
Certification ECU (smart key ECU assembly) -
All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate Power door lock control system NEITHER SMART LOCK NOR SMART UNLOCK OPERATION WORKS ON ANY OF THE DOORS (WIRELESS FUNCTION DOES NOT WORK EITHER) 
Electrical key transmitter sub-assembly -
Transmitter battery -
Wire harness or connector -
Door control receiver -
Certification ECU (smart key ECU assembly) -
All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions Operate Electrical key transmitter sub-assembly NEITHER SMART LOCK NOR SMART UNLOCK OPERATION WORKS FROM ANY OF THE DOORS (BUT THE WIRELESS FUNCTION WORKS) 
Certification ECU (smart key ECU assembly) -
Driver Side Door Entry Unlock Function does not Operate Power door lock control system SMART UNLOCK OPERATION DOES NOT WORK FROM THE DRIVER'S DOOR (BUT SMART LOCK OPERATION WORKS) 
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 Power door lock control system SMART UNLOCK OPERATION DOES NOT WORK ON THE PASSENGER'S DOOR (BUT SMART LOCK OPERATION WORKS) 
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 Function does not Operate Power door lock control system NEITHER SMART LOCK NOR SMART UNLOCK OPERATION WORKS ON THE DRIVER'S DOOR 
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 Function does not Operate Power door lock control system NEITHER SMART LOCK NOR SMART UNLOCK OPERATION WORKS ON THE PASSENGER'S DOOR 
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 SMART LOCK OPERATION DOES NOT WORK ON THE DRIVER'S DOOR (BUT SMART UNLOCK OPERATION WORKS) 
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 Power door lock control system SMART LOCK OPERATION DOES NOT WORK ON THE PASSENGER'S DOOR (BUT SMART UNLOCK OPERATION WORKS) 
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 No. 1 indoor electrical key antenna assembly (front floor) INTERIOR COLLATION IS NG 
No. 2 indoor electrical key antenna assembly (rear floor) -
Certification ECU (smart key ECU assembly) -
Wire harness or connector -
Trunk Entry Unlock Function does not Operate when Key is Outside Trunk Compartment Power door lock control system SMART TRUNK OPEN OPERATION DOES NOT WORK (WHEN THE TRANSMITTER IS LOCATED OUTSIDE TRUNK) 
Electrical key antenna (outside trunk) -
Trunk opening switch assembly -
Certification ECU (smart key ECU assembly) -
Wire harness or connector -
Key Trunk Lock-in Prevention Function does not Operate Power door lock control system THE SMART KEY LOCKOUT PROTECTION FUNCTION FOR THE TRUNK DOES NOT WORK (TRUNK DOES NOT OPEN) 
Electrical key antenna (outside trunk) -
Certification ECU (smart key ECU assembly) -
Wire harness or connector -
Entry Interior Alarm does not Sound Meter/gauge system THE INTERNAL ALARM OF THE SMART ENTRY SYSTEM DOES NOT GO OFF 
Certification ECU (smart key ECU assembly) -