WNS7
Service Bulletin Details
Public Details for: WNS7
Porsche intranet posting with information on wns7 - reprogramming air-conditioning system control unit
Models from 2023
2023 PORSCHE MACAN |
Models from 2022
2022 PORSCHE MACAN |
WNS7 Workshop campaign - Reprogramming air-conditioning system control unit WNS7 Workshop campaign - Re-programming airconditioning system control unit ID Number WNS7 Models Macan (95B) Model Years 2022 - 2023 VIN List Attached Number of Affected VINs 25,306 Issue Description On the affected vehicles, due to a software error, it is possible that low current limits are sporadically transmitted from the air-conditioning system control unit to the air conditioning fan, especially when using the permanent driving lights. If this is the case, the ventilation of the vehicle interior is impaired by the air conditioning fan. For this reason, the air-conditioning system control unit of the affected vehicles must be re-programmed with an updated data set. What Dealers Should do Please arrange for this measure to be carried out as soon as possible on affected vehicles. As of the time of this posting, the repair is immediately available. TI Number No. 233-22 Customer Letter To be posted at a later date. Required software PIWIS Tester 3 test software version 41.400.020 (or higher) 1 WNS7 Workshop campaign - Re-programming air-conditioning system control unit Warranty processing Validity: The current workshop campaign will be carried out by November 10th, 2027 and will be closed on that date. Please note that warranty claims can only be processed before this date. Scope 1: Damage Code WNS7 66 000 Repair Code 1 Labor time 33 TU Please enter the campaign carried out in the Warranty and Maintenance booklet for the vehicle. 2