Hyundai Sonata LF Quiz
Body Electrical System

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
4steps
~24min
2/5difficulty
Done 0 of 4

Removal

  1. Remove the front bumper cover. (Refer to Body - "Front Bumper Cover")
  2. Remove the high-pitched horn (A) and low-pitched horn (B) after disconnecting the horn connector (C) and loosening the mounting bolt.

Installation

  1. Install the horn after connecting the horn connectors.
  2. Install the front bumper cover.

Inspection

  1. The horn relay on this vehicle is built into the metal core PCB of the relay block in the engine compartment.
The relay is inserted into the semiconductor chip on the printed circuit board and is not serviceable. The metal core box must be tested and replaced when the relay needs to be changed.

Test yourself

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