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Home >> Toyota >> 2017 >> Highlander LE Plus, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (UA80F) - Diagnostic Codes (P0500-31 - P0791-31) (Except Hybrid) >> Automatic Transaxle System >> DTC P0703-12: Brake Switch "B" Circuit Short to Battery [11/2016 - ] >> Monitor Description

Monitor Description

This DTC indicates that the stop light switch is remaining on. When the stop light switch remains on during GO and STOP driving, the ECM interprets this as a malfunction of the stop light switch assembly, illuminates the MIL and stores this DTC. The vehicle must GO (30 km/h (19 mph) or more) and STOP (less than 3 km/h (2 mph)) 5 times for 2 consecutive driving cycles in order for this DTC to be stored.