Hyundai Sonata LF: Brake System / Stop Lamp Switch Schematic Diagrams

Stop Lamp Switch Description and Operation

Description The stop lamp switch plays the role of supplying signals to turn on stop lamps and convenience devices (HECU,ECU,BCM,SMK etc.) for drivers as a system that expresses the driver's intentions to brake by pressing the brake pedal...

Stop Lamp Switch Troubleshooting

Troubleshooting 1. Part diagnosis Items Cause Symptom Switch fuse Faulty fuse connection, Damaged fuse - DTC Code : P0504 - Symptom : Shifting gear trouble, Starting failure, Cruise control function cancelation trouble, EPB function cancelation trouble, Stop lamp lighting trouble, ESP OFF light illuminated...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Injector Troubleshooting

Signal Waveform The three waveforms below are taken from the #1 and #4 injectors. The top waveform is from the high side (feed side) of the #1 and #4 injectors, while the middle waveform is from the low side (ground side) of the #1 injector and the bottom waveform is from the low side of the #4 injector...

Hyundai Sonata LF 2014-2019 Service Manual: SRS Control Module (SRSCM) Repair procedures

Removal 1. Remove the ignition key from the vehicle. 2. Disconnect the battery negative cable and wait for at least three minutes before beginning work. 3. Remove the floor console. (Refer to Body - "Floor Console Assembly") 4. Pull up the lock (C), of the SRSCM connector, then disconnect the connector (A and B)...