LI83.30-P-076965
Service Bulletin Details
Public Details for: LI83.30-P-076965
Following a software update of the head unit to fup3 variant 316.5 or higher, the "residual heat" button is no longer displayed in the air conditioning system operating menu. A26/17 head unit mbux software there is currently no reme
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"Residual heat" button is no longer displayed in the air conditioning system operating menu following an update of the NTG7 head unit to FUP3 Topic number LI83.30-P-076965 Version 1 Function group 83.30 - Air conditioning Date 10/9/23 Validity Model series 223 with NTG7 premium (code 534) Reason for change Complaint Following a software update of the head unit to FUP3 variant 316.5 or higher, the "Residual heat" button is no longer displayed in the air conditioning system operating menu. (See picture) Attachments File Description Restwärmetaste.pdf missing menu Cause A26/17 head unit MBUX software Remedy There is currently no remedy available. Replacing the hardware will not remedy the problem. A software update is intended with the FUP4 software E444.x (planned release for Q4/23) Symptoms Body > Air conditioning > Air conditioning > Malfunction, residual engine heat utilization system Operation numbers/damage codes Op. no. Operation text 09.10.2023 14:34:10 © Copyright Mercedes-Benz AG Time IKURTIS Damage code Note Page 1 / 1