Hyundai i-30: Audio / Speakers

Hyundai i30 (PD) 2018-2024 Service Manual / Body Electrical System / Audio / Speakers

Repair procedures

Inspection

Troubleshooting of the speakers

When handling the speakers :

•	Do not cause shock to the speakers by dropping or throwing them.

•	Be careful not to drop water and oil on the speakers.

•	Use caution to handle the speaker because diaphragm made of paper is easily torn by impact or external force.

•	Audio system tuning may cause damage to the speakers. The modified speakers are not covered by the manufacturer’s warranty.

1.	Basic inspection Loosen the screws to rule out the interference from the body trims and surrounding parts and then remove the speaker. After removing the speaker, check the sound quality of the speaker with the connector plugged in.

Inspection for each cause

(1)

Abnormal vibration

–	Make sure the mounting screws are properly tightened before replacing the speaker.

–	Reinstall the speaker and check that the symptom is resolved.

–	If the symptom does not disappear, replace the speaker with a new one.

(2)

Noise

–	Check that the speaker connector is properly connected and reinstall the connector if necessary.

–	If noises occur in the radio mode, turn to the CD player mode.

–	If noises occur in both modes, replace the speaker with a new one.

•	If noises occur only in the radio mode, the poor radio reception is the cause so do not replace the speaker.

(3)

Poor working

–	Check the plus (+) and negative (-) speaker terminals using an ohmmeter. (Check the disconnector / short)

–	Check the supply power to the speaker and the resistance, then inspect the sound quality.

Removal

Front Door Speaker

1.	Disconnect the negative (-) battery terminal.

2.	Remove the front door trim. (Refer to Body - "Front Door Trim")

3.	Remove the front door speaker (B) after disconnecting the connector (A) and loosening the screws.

Rear Door Speaker

1.	Disconnect the negative (-) battery terminal.

2.	Remove the Rear door trim. (Refer to Body - "Rear Door Trim")

3.	Remove the rear door speaker (B) after disconnecting the connector (A) and loosening the screws.

Installation

Front Door Speaker

1.	Install the front door speaker.

2.	Install the front door trim.

3.	Connect the negative (-) battery terminal.

Rear Door Speake

1.	Install the rear door speaker.

2.	Install the front door trim.

3.	Connect the negative (-) battery terminal.

•	Make sure that the connectors are plugged in properly.

•	Check the audio system for normal operation.

Audio Unit

Components and components location Components Audio Connector Pin Information NO Connector A Connector B 1 Rear left speaker (+) - 2 Front left speaker (+) - 3 Front right speaker (+) - 4 Rear right speaker (+) Steering wheel key 5 - - 6 Door open USB data (HI) 7 IGN 1 USB VCC 8 ILL (+) - 9 DETENT - 10 Rear left speaker (-) MIC signal (+) 11 Front left speaker (-) ACC 12 Front right speaker (-) Battery (+) 13 Rear right speaker (-) - 14 - - 15 - - 16 - Speed 17 ILL (-) Steering wheel key GND 18 Antenna Power USB data (LOW) 19 USB GND 20 - 21 - 22 MIC signal (-) 23 - 24 GND Display Audio Connector Pin Information No Connector A Connector B 1 Rear door speaker (Left +) - 2 Rear door speaker (Left -) Mic_Signal (+) 3 USB Ground - 4 USB Data_High - 5 USB Data_Low Antenna power 6 USB_VCC Illumination (+) 7 Camera video MM CAN (High) 8 - - 9 - - 10 AUX Audio R Battery (+) 11 AUX Detect Battery (+) 12 Steering wheel remote Ground 13 Front door speaker (Left +) Ground 14 Front door speaker (Left -) Mic_Ground 15 Front door speaker (Right -) Mic_Signal (-) 16 Front door speaker (Right +) - 17 - - 18 - Vehicle speed 19 - Illumination (-) 20 Camera power ground MM CAN (Low) 21 Camera video ground - 22 - ACC 23 - - 24 AUX Audio L - 25 AUX Audio ground - 26 Steering wheel remote grond Door open 27 Rear door speaker (Right -) - 28 Rear door speaker (Right +) - 29 - - 30 - - 31 - - 32 Camera power ground IGN 1 33 Camera shield ground - 34 - - 35 - - 36 Camera_Detect 37 - 38 - Repair procedures Removal • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components...

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