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Home >> Hyundai >> 2020 >> Sonata SEL >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System (Except HEV) >> Stop Lamp Switch >> Repair Procedures >> Inspection >> Inspect the Stop Lamp Circuit

Inspect the Stop Lamp Circuit

Connect probe to each terminal wire and confirm oscilloscope waveform.

[Stop Lamp Switch Input/Output] 

G14526104Courtesy of HYUNDAI MOTOR AMERICA

[Oscilloscope Waveform Screen] 

G14526105Courtesy of HYUNDAI MOTOR AMERICA