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Home >> Subaru >> 2014 >> BRZ Premium >> Repair and Diagnosis >> Accessories & Equipment >> Interior/Illumination Lights >> Lighting System (Interior) >> Parts Location >> Symptom Table

Symptom Table

ILLUMINATED ENTRY SYSTEM

Symptoms Inspection items Refer To
The lights do not properly illuminate in all the operating conditions. Interior illumination circuit INTERIOR ILLUMINATION CIRCUIT 
Main body ECM (multiplex network body computer) REMOVAL
The light control does not work with the door open/close operations. Front door courtesy light switch circuit FRONT DOOR COURTESY LIGHT SWITCH CIRCUIT 
Main body ECM (multiplex network body computer) REMOVAL
The light control does not work with the door lock operation. Main body ECM (multiplex network body computer) REMOVAL
The light control does not operate when entering the smart detection area. CAN communication system check HOW TO TROUBLESHOOT
Operation check of the smart entry & start system (smart entry function) HOW TO PROCEED WITH TROUBLESHOOTING
Main body ECM (multiplex network body computer) REMOVAL
The light control does not work when operating the push button start switch (1) or the ignition switch assembly (2). IG signal circuit IG SIGNAL CIRCUIT 
ACC signal circuit ACC SIGNAL CIRCUIT 
Main body ECM (multiplex network body computer) REMOVAL
The push button start switch (text illumination) does not illuminate. (1) CAN communication system check HOW TO TROUBLESHOOT
Engine switch illumination circuit ENGINE SWITCH ILLUMINATION CIRCUIT 
Smart key computer assembly (collation ECM) -
(1) When there is a smart entry & start system
(2) When there is no smart entry & start system
MAP LIGHT assembly

Symptoms Inspection items Refer To
The map light assembly does not illuminate. Bulb -
Map light assembly  
Vehicle wiring harness and connector -
VANITY LIGHT assembly

Symptoms Inspection items Refer To
The vanity light assembly does not illuminate. Bulb -
Visor assembly LI-46
Wiring harness or connector (including bulb holder) -
COURTESY LIGHT assembly

Symptoms Inspection items Refer To
The courtesy light assembly does not illuminate. Bulb -
Courtesy light assembly LI-55
Front door courtesy light switch assembly LI-59
Front door courtesy light switch circuit FRONT DOOR COURTESY LIGHT SWITCH CIRCUIT 
Door courtesy light circuit DOOR COURTESY LIGHT CIRCUIT 
Vehicle wiring harness and connector -
Main body ECM (multiplex network body computer) REMOVAL
BATTERY SAVER

Symptoms Inspection items Refer To
The battery saver does not work. IG signal circuit IG SIGNAL CIRCUIT 
ACC signal circuit ACC SIGNAL CIRCUIT 
Front door courtesy light switch circuit FRONT DOOR COURTESY LIGHT SWITCH CIRCUIT 
CAN communication system check HOW TO TROUBLESHOOT
Main body ECM (multiplex network body computer) -
*1: When there is a smart entry & start system
TRANSPONDER KEY AMPLIFIER (KEY CYLINDER LIGHT)

Symptoms Inspection items Refer To
The transponder key amplifier (key cylinder light) does not illuminate. (1) Transponder key amplifier (key cylinder light) TRANSPONDER KEY AMPLIFIER
Ignition key cylinder light circuit IGNITION KEY CYLINDER LIGHT CIRCUIT 
Vehicle wiring harness and connector -
Main body ECM (multiplex network body computer) REMOVAL
(1) When there is no smart entry & start system
TRUNK ROOM LIGHT

Symptoms Inspection items Refer To
The trunk room light doesn't turn on. Bulb -
Trunk room light LI-51
Trunk courtesy light switch circuit TRUNK COURTESY LIGHT SWITCH CIRCUIT 
Vehicle wiring harness and connector -
Instrument panel junction block assembly REMOVAL
Main body ECM (multiplex network body computer) REMOVAL
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