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Home >> Toyota >> 2021 >> Prius LE AWD-e >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge / Display - Diagnostic Codes & Symptom Tests >> Meter / Gauge System >> DTC B1507: Open in Turn Signal Circuit [12/2018 -] >> Description

DTC B1507: Open in Turn Signal Circuit [12/2018 -]: Description

This DTC is stored when the combination meter assembly (meter circuit plate) detects an open in a front turn signal light circuit or rear turn signal light circuit.

HINT: 

If there is an open in a front turn signal light circuit or rear turn signal light circuit, the turn signal lights on the side with the open circuit will blink faster than usual.

DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note
B1507 Open in Turn Signal Circuit When auxiliary voltage is 10 V or more and the following condition is detected:
  • Open in front turn signal light circuit
  • Open in rear turn signal light circuit
  • Headlight unit assembly*
  • Headlight front turn signal LED
  • Rear combination light socket and wire sub-assembly
  • Rear turn signal light bulb
  • Harness or connector
  • Combination meter assembly (Meter circuit plate)
DTC stored -
  1. *: w/o AFS