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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 37 (Electronically Controlled Brake System (HV) - Diagnostic Codes (08 Of 11)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C1380-7F: Stop Lamp Relay Actuator Stuck Off [11/2023 - ] >> Description

DTC C1380-7F: Stop Lamp Relay Actuator Stuck Off [11/2023 - ]: Description

WARNING: This page is about a different variant/trim than selected.

Refer to DTC C1380-7E.

Refer to DTC C1380-7E: Stop Lamp Relay Actuator Stuck On [11/2023 - ] 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note
C1380-7F Stop Lamp Relay Actuator Stuck Off Either of the following is detected:
  • When the IG1 terminal voltage exceeds 10 V and the +BS terminal voltage is from 9.5 to 17.4 V, stop light drive output (STPO) is ON, STP is OFF and STP2 is OFF continuously for 2 seconds or more.
  • When the IG1 terminal voltage exceeds 10 V and the +BS terminal voltage is from 9.5 to 17.4 V, STP is OFF and STP2 is ON continuously for 5 seconds or more.
  • Wire harness and connector
  • Stop light switch assembly
  • STP circuit
  • STP2 circuit
  • No. 2 skid control ECU (brake actuator assembly)
Does not come on Output ECU: No. 2 skid control ECU (brake actuator assembly)