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DTC B1508-19: Turn Signal/Hazard Flasher Circuit Current Above Threshold [12/2022 - ]: Description

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, the turn signal lights on the side with the short circuit will blink faster than usual.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from Priority
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*A
  • Rear combination light assembly
  • Outer rear view mirror assembly*B
  • Harness or connector
  • Combination meter assembly
Combination Meter A
  1. *A: Refer to the following tables to identify headlight assembly component names.
    Component
    Headlight Housing Sub-Assembly*1
    Headlight Front Turn Signal LED*2

    *1: w/o Front Turn Signal LED Socket*2: w/ Front Turn Signal LED Socket

  2. *B: Refer to the following tables to identify outer rear view mirror assembly component names.
    Component
    Outer mirror retractor
    Side turn signal light assembly