Hyundai Ioniq (AE): AVN System / AVN(Audio Video Navigation) head unit. Repair procedures

ComponentsConnector Pin Information No Connector A Connector B Connector C 1--B CAN (High)2-Mic signal (+)P CAN (High)3AMP NAVI VOICE (+)-IGN3 Wake up4AM SPDIF (High)--5-Antenna power-6Camera powerIllumination (+)-7Camera VideoMM Can (High)-8--B CAN (Low)9--P CAN (Low)10-Battery (+)-11DTCBattery (+)-12Steering wheel remote controlGround-13-Ground-14---15-Mic signal (-)-16---17AMP NAVI VOICE (-)--18AMP SPDIF (Low)--19AMP SPDIF GroundIllumination (-)-20Camera power groundMM Can (Low)-21Camera video ground--22-ACC23--24--25--26Steering wheel remote constrol ground-27--28--29--30--31--32--33Camera shield groundIGN 134--35--36-37-38Speed

Components NO Connector A NO Connector B 1BATT (+)1Subwoofer 2 (+)2BATT (+)2Subwoofer 1 (+)3BATT (+)3Front door tweeter speaker - RH (+)4BATT (+)4Front door tweeter speaker - LH (+)5-5-6Multimedia CAN (High)6-7Multimedia CAN (Low)7-8ACC8-9Navigation voice (+)9-10-10-11-11-12-12Rear door speaker - RH (+)13-13Rear door speaker - LH (+)14-14Center speaker (+)15-15 -16Ground16Subwoofer 2 (-)17Ground17Subwoofer 1 (-)18Ground18Front door tweeter speaker - RH (-) 19Ground19Front door tweeter speaker - LH (-)20SPDIF (High)20-21SPDIF (Low)21-22SPDIF GND22-23Navigation voice (-)23-24-24-25-25Rear door speaker - RH (-)26-26Rear door speaker - LH (-) 27-27Center speaker (+)28-28 -