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Home >> Toyota >> 2020 >> Corolla L >> Repair and Diagnosis >> External Pages >> Different car >> Section 324 (Meter / Gauge System (12.3 Inch) - Diagnostic Codes, Symptom Tests & Circuit Tests) >> METER / GAUGE SYSTEM (for 12.3 Inch Display) >> DTC B1508-19: Turn Signal/Hazard Flasher Circuit Current Above Threshold [09/2022 - ] >> Description

DTC B1508-19: Turn Signal/Hazard Flasher Circuit Current Above Threshold [09/2022 - ]: Description

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This DTC is stored when the combination meter assembly detects a short in a turn signal light circuit.

HINT: 

If there is a short in a turn signal light circuit, all of the turn signal lights in that circuit will not blink.

DTC No. Detection Item DTC Detection Condition Trouble Area
B1508-19 Turn Signal/Hazard Flasher Circuit Current Above Threshold Diagnosis Condition:
  1. Auxiliary battery voltage is 10 V or more

Malfunction Status:

  1. Short in turn signal light circuit
  • Headlight assembly
  • Rear Combination Light Assembly
  • Outer rear view mirror assembly
  • Side turn signal light assembly
  • Harness or connector
  • Combination meter assembly