Kia Cadenza YG: Horn / Repair procedures

Kia Cadenza YG 2016-2021 Service Manual / Body Electrical System / Horn / Repair procedures

Inspection
Test the horn by connecting battery voltage to the 1 terminal and ground the 2 terminal.
The horn should make a sound. If the horn fails to make a sound, replace it.
Horn Relay Inspection
1.
Remove the horn relay (A) from the engine room relay box.
2.
There should be continuity between the No.30 and No.87 terminals when power and ground are connected to the No.85 and No.86 terminals.
3.
There should be no continuity between the No.30 and No.87 terminals when power is disconnected.

Removal
1.
Remove the radiator grill upper gide.
(Refer to Body - "Front Bumper")
2.
Remove the mounting nut and disconnect the horn connector, then remove the high pitch horn (A) and low pitch horn (B).

Installation
1.
Connect the horn connector, then reassemble the horn.
2.
Reassemble the radiator grill upper gide.
Adjustment
Operate the horn, and adjust the tone to a suitable level by turning the adjusting screw.
   
After adjustment, apply a small amount of paint around the screw head to keep it from loosening.

    Component Location 1. Horn switch2. Horn relay (Engine room compartment)3. Horn - High pitch4. Horn - Low pitch5. Clock spring

    Other information:

    Kia Cadenza YG 2016-2021 Service Manual: Photo Sensor Repair procedures

    Inspection 1. Ignition "ON" 2. Using the scan tool. 3. Emit intensive light toward photo sensor using a lamp, and check the output voltage change. 4. The voltage will rise with higher intensive light and reduce with lower intensive light.

    Kia Cadenza YG 2016-2021 Service Manual: Intake Actuator Repair procedures

    Inspection 1. Ignition "OFF". 2. Disconnect the intake actuator connector. 3. Verify that the actuator operates to the recirculation position when connecting 12V to the terminal 3 and grounding terminal 7. 4. Verify that the intake actuator operates to the fresh position when connecting in the reverse.

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