Kia Optima Hybrid manuals

Kia Optima Hybrid: Audio / Speakers Repair procedures

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Body Electrical System / Audio / Speakers Repair procedures

Inspection
1.
Troubleshooting for Speaker
(1)
Basic inspection of speaker
Inspect the sound from speaker after verifying that the speaker mounting screws are removed and the wiring connector is connected to remove any possible vibration transmitted from body trims and surrounding parts.

(2)
Case Troubleshooting
No.
Case
Inspection/Remedy
1
Trembling sound
1)
Before replacing the speaker, assure that the speaker is securely fastened.
2)
Remove and re-install the speaker if needed to inspect mounting.
3)
If the trembling sound continues after checking the mounting, replace the speaker.
2
Noise
1)
Check for poor wiring connection. Repair if needed.
2)
If Static occurs with radio and CD, check the speakers.
3)
If static occurs only with the radio, check for antennas issues.
   
In case there is only radio static, this causes from poor radio reception. Thus the speaker needs no repair and replacement.
3
Speaker
in operative
Inspection of the wiring connection between the battery and the speaker
1)
Before replacing the speaker, check the wiring connections between the Audio/Amp Unit and th speaker.
2)
Attache a test speaker to the harness to check for a signal.
3)
Check the resistance of the speaker.
?nbsp; Specified impedance : 2 ~ 4?

4)
If the speaker is out of specification or has poor sound quallity, replace the speaker.

   
When handling the speakers:
–
Do not damage the speaker with impact, like dropping or throwing it.
–
Be careful not to drop water and oil on the speakers.
–
Caution during handling of speaker because the material of diaphragm is paper which is easily torn by impact or external force.
–
Modifying the audio system may cause damage the speakers. If this is the case, the speakers are not covered by the manufacturer''s warranty.
Removal
Front Speaker
1.
Remove the front door trim panel and speaker connector.
(Refer to the BD group - "Front door")
2.
Remove the front speaker (A) after loosening 4 screws.

Rear Speaker
1.
Remove the rear door trim panel and speaker connector.
(Refer to the BD group - "Rear door")
2.
Remove the rear speaker (A) after removing 4 screws.

Crash Pad Midrange Speaker
1.
Remove the main crash pad.
(Refer to the BD group - "Crash pad")
2.
Disconnect the midrange speaker connector (A).

3.
Remove the crash pad side speaker grill (A).

4.
Remove the midrange speaker (A) after loosening the mounting screws.

Subwoofer Speaker
1.
Remove the rear seat forward.
(Refer to the BD group - "Rear seat")
2.
Remove the rear package tray.
(Refer to the BD group - "Package tray")
3.
Disconnect the subwoofer speaker connector (A).
4.
Remove the subwoofer speaker (B) after removing 4 bolts.

Center speaker
1.
Remove the center speaker grill (A).

   
Apply the protective tapes to the speaker grill and its related parts.
2.
Remove the center speaker (A) after loosening the mounting screws.

Installation
Front Speaker
1.
Install the front speaker.
2.
Install the front door trim.
Rear Speaker
1.
Install the rear speaker.
2.
Install the rear door trim.
Crash pad midrange speaker
1.
Install the midrange speaker.
2.
Install the speaker grille.
Subwoofer Speaker
1.
Install the subwoofer speaker after connecting the connector.
2.
Install the rear package tray and rear seat assembly.
Center speaker
1.
Install the center speaker.
2.
Install the center speaker grill.
Audio Unit Repair procedures

Removal     • Take care not to scratch the center fascia panel and related parts. • Eject all the disc before removing the audio unit to prevent damaging the CD player''s load mechanism. ...

Antenna Repair procedures

Inspection Glass Antenna Test 1. Wrap aluminum foil (A) around the tip of the tester probe (B) as shown. 2. Touch one tester probe to the glass antenna terminal (A) and move the other tester probe along ...

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