How to Repair A/C & Audio illumination On & Off

How to Repair A/C & Audio illumination On & Off

 

How to Repair A/C & Audio illumination On & Off

Model: Hyundai Azera TG

Year Model: 2011

Fuel : Gasoline

Displacement: 2700cc

 

A) Study Guide and Condition:

1. Study A/C Illumination light.
2. Study Audio Radio illumination light.
3. Study Glove Box illumination light.
4. Study Tray illumination light
   = Lights on and off while applying brake.
5. Study Audio Radio illumination immediately light on  When the ignition key is in On position supposed to be light off.

B) Study Guide and Cause

1. Due to LED Bulb put in the plate light as a replacement of the original bulb.

C) Diagnosis and Study Guide

1. Scan tool Check
   = no trouble code
2. Study and Check the illumination diagram.
3. Study and Check the power and the Ground terminal.The power terminal wire color is brown/black.For the Ground terminal is black wire color.

(Note all illumination light On only when the multifunction switch or Head light switch is in park light on)

1. Study The Brown/Black which is power has a Continues Power volt 2.3 volt = Abnormal.
2. Study Disconnect all part has a illumination light one by one.
3. Study Disconnect the tail light then  test by pushing the brake pedal the illumination light return to normal.
4. Study Check all lighting system at the back = The plate light has mounted a LED bulb by the owner. pull out then all lighting system return to normal function.

D) Study Guide and Auto Repair

1. Replace Plate bulb.
2. more trouble and General description