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Home >> Lexus >> 2025 >> NX 250 FWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System - Diagnostic Codes (3 Of 3), Symptom Tests & Circuit Tests >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model) >> DTC C1380-7F: Stop Lamp Relay Actuator Stuck Off [11/2021 - ] >> Description

DTC C1380-7F: Stop Lamp Relay Actuator Stuck Off [11/2021 - ]: Description

Refer to DTC C1380-7E.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from Priority
C1380-7F Stop Lamp Relay Actuator Stuck Off When the voltage at the +BS terminal is between 10 V or more, the stop light drive output (STPO) is on, a signal is not input to the STP2 terminal for 5 seconds or more.
  • Wire harness or connector
  • Stop light switch assembly
  • Skid control ECU (brake actuator assembly)
  • Rear combination light assembly LH
  • Rear combination light assembly RH
  • Rear light assembly LH
  • Rear light assembly RH
  • Center stop light assembly
  • Semiconductor power integration ECU
 Brake/EPB B
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