Hyundai Sonata: Brake System / 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 Components and Components Location
Components Location
1. Brake pedal member assembly2. Stop lamp switch3. Bolt4. Return spring5. Brake pedal assembly6. Locking plate
...
Stop Lamp Switch Schematic Diagrams
Schematic Diagram
System Circuit Diagram
Terminal function
TeminalDescription1IGN12Engine Control Module (ECM)3B+4Stop Lmap
...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Heater & A/C Control Unit (Manual) Components and Components Location
Components
Connector [A]
Pin NOFunctionPin NOFunction1ILL+ (TAIL)21Detent OUT (+)2Sensor REF (+5V)22HTD3Mode control actuator (Vent)23Rear defog switch4Mode control actuator (Defrost)24C_CAN High5Mode control actuator (Feedback)25C_CAN Low6Intake actuator (Fresh)26ECV+7Intake actuator (Recircula ...
Hyundai Sonata LF 2014-2019 Service Manual: Engine And Transmission Assembly Repair procedures
Removal
1.
Remove the engine cover.
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Remove the air duct and air cleaner assembly.
(Refer to Intake and Exhaust System - "Air Cleaner")
4.
Remove the engine room under cover.
(Refer to En ...