DTC B1507: Open in Turn Signal Circuit; DTC B1508: Short in Turn Signal / Hazard Flasher Circuit [09/2015 - ]: Description

DTC Code	DTC Detection Condition	Trouble Area
B1507	Both conditions are met: IG voltage is 10.5 V or higher. Open in turn signal light circuit.	Harness or connector Headlight ECU sub-assembly Headlight unit assembly Outer rear view mirror assembly Side turn signal light assembly Combination meter assembly
B1508	Both conditions are met: IG voltage is 10.5 V or higher. Short in turn signal light circuit or hazard warning light circuit.	Harness or connector Headlight ECU sub-assembly Headlight unit assembly Outer rear view mirror assembly Side turn signal light assembly Combination meter assembly