Hyundai Sonata LF Quiz
Body Electrical System

Hazard Warning Switch Repair Procedures

In this manual: Body Electrical System
General Information — 9Engine Mechanical System — 90Engine Electrical System — 58Emission Control System — 24Engine Control System/Fuel System — 114Drive Shaft and Axle — 15Suspension System — 35Steering — 19Restraints — 50Brake System — 54Body (Interior and Exterior) — 213Body Electrical System — 241Heating, Ventilation, and Air Conditioning — 56DCT (Dual Clutch Transmission) System — 52
7steps
~42min
2/5difficulty
Done 0 of 7

Inspection

  1. Check the continuity between the terminals. If continuity is not as specified, replace the hazard warning switch.
    AVN Type Audio type
    No Description No Description
    1 GROUND 1 GROUND
    2 CAN _ High 2 -
    3 CAN _ Low 3 -
    4 - 4 -
    5 Latch 5 Latch
    6 ACC 6 Battery
    7 Battery (+) 7 Battery (+)
    8 PAB Off 8 PAB Off
    9 - 9 Illumination (-)
    10 - 10 Illumination (+)
    11 SBR _ PS 11 SBR PS
    12 - 12 -
    13 Hazard Warning Switch 13 Hazard Warning Switch
    14 - 14 -
    15 IGN (+) 15 IGN (+)
    16 - 16 -

Removal
  • Wrap the screwdriver or puller tool with protective tape.
  • Handle with care during storage and during disassembly/assembly, as it is easily contaminated by grease and oil.
  • Be careful not to scratch or break the trim panel and the upper part of the door trim, as well as the wood grain (real wood) garnish.
  • Be careful not to scratch the door trim and other parts.
  1. Disconnect the negative (-) battery terminal.
  2. Remove the center fascia panel (A).
  3. Remove the center fascia panel after disconnecting the center fascia panel.
  4. Remove the keypad after loosening the screws.

Installation

  1. Install the hazard switch.
  2. Install the center fascia panel.
  3. Connect the negative (-) battery terminal.

Test yourself

A quick Hyundai Sonata LF quiz: every answer comes with an explanation and a link to the manual page.