Contents:
1. Horn switch
2. Horn relay
3. Horn
4. Clock spring
1.Remove the front bumper cover.(Refer to Body - "Front Bumper Cover")
2.Remove the horn (A) after loosening the mounting bolt and disconnecting the connector.
1.Install the horns after connecting the horn connectors.
2.Install the front bumper cover.
Horn Relay Inspection
1.Disconnect the negative (-) battery terminal.
2.Pull out the relay from the engine compartment relay block.
3.Check for continuity between the terminals.
1)After supplying power to between No. 85 and 86 power relay terminals, check that there is continuity between No. 30 and 87 terminals.
2)After disconnecting power between No. 85 and 86 power relay terminals, check that there is no continuity between No. 30 and 87 terminals.
Hyundai Accent (HC) (2017 - 2022) Service Manual: Heated Oxygen Sensor (HO2S)
- Description Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed on upstream and downstream of the Warm up Catalytic Converter (WCC).After it compares oxygen consistency of the atmosphere with the exhaust gas, it transfers the corresponding voltage signal to the ECM.In order that this sensor normally operates, the temperature of the sensor tip must be higher than predetermined temperature.Hyundai Accent (HC) (2017 - 2022) Service Manual: Repair procedures
- Diagnosis with Diagnostic tool 1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.(1)Fault Code Searching : Checking failure and code number (DTC) (2)Data Analysis : Checking the system input/output data state (3)Actuation test : Checking the system operation condition (4)S/W Management : Controlling other features including system option setting and zero point adjustment Data Analysis 1.