Hyundai Kona: ISG (Idle Stop & Go) System / Brake Booster Vacuum Pressure Sensor Description and operation

In order to ensure adequate brake power assistance in every situation, the brake booster is equipped with a partial vacuum sensor. The brake booster vacuum pressure sensor is located beside the brake booster.

Battery Sensor Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. Battery negative (-) terminal tightening nut : ...

Brake Booster Vacuum Pressure Sensor Schematic diagrams

Circuit Diagram ...

Other information:

Hyundai Kona (OS) 2018-2025 Owners Manual: Four Wheel Drive (4WD) mode selection
WARNING If 4WD warning light () stays on the instrument cluster, your vehicle may have a malfunction with the 4WD system. When the 4WD warning light () illuminates we recommend that the vehicle be checked by an authorized HYUNDAI dealer as soon as possible. CAUTION When driving on normal roads, ...

Hyundai Kona (OS) 2018-2025 Service Manual: Lumber Support Units Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the front seat assembly. (Refer to Body - "Front Seat Assembly") 3. Remove the seat back. ...