Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission System (UA80F) - Diagnostic Codes (1 Of 2) >> Automatic Transaxle System >> DTC P0703-12: Brake Switch "B" Circuit Short to Battery [12/2019 - 10/2022] >> Typical Malfunction Thresholds