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Home >> Lexus >> 2017 >> IS 350 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System - Diagnostic Codes (1 Of 2) >> Meter / Gauge System >> DTC B1507: Open in Turn Signal Circuit [09/2020 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • When replacing any of the following ECUs, always replace it with a new one. If any of the following ECUs is replaced with one which was installed to another vehicle, the information stored in it will not match the information from the vehicle and a DTC may be stored.
    • Combination meter assembly
    • Headlight ECU sub-assembly LH
  • Inspect the bulbs for this system before performing the following procedure.
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