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Home >> Hyundai >> 2020 >> Sonata SEL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Idle Stop & Go (ISG) System - 1.6L (Except HEV)) >> Brake Switch >> Repair Procedures >> Inspection >> Diagnostic tool Data Analysis

Diagnostic tool Data Analysis

WARNING: This page is about a different variant/trim than selected.
  1. Analyze diagnostic tool data and confirm if there is anything wrong with the stop lamp switch.
  1. Connect the diagnostic tool to the self-diagnosis connector.
  2. Turn the spark switch on
  3. Step on the brake pedal.
  4. Inspect the "brake switch" category that displays the "sensor data" diagnostic tool.

    Normal waveform:  The pressure sensor signal value will change according to the brake ON/OFF switch.

G14525156Courtesy of HYUNDAI MOTOR AMERICA