Information Currently, the Porsche Doppelkupplung (PDK) is increasingly being replaced together with the transfer case. When checked by the supplier, the Porsche Doppelkupplung (PDK) is found to be "OK". It was mainly only the transfer case that was defective. => Before doing any other work, the following test steps and procedures must be observed. Information The "transfer case" is designed as an active all-wheel drive system that is dynamically adapted to the respective driving state. Power transmission between the front and rear axle is controlled electronically via the "all-wheel drive servo motor (transfer case)" and the multi-plate clutches integrated in...
Information: This is to inform you of a voluntary Workshop Campaign on certain 2011 model year Cayenne S and Cayenne Turbo vehicles. There is the possibility that transfer cases with defective clutch baskets may have been installed on the affected vehicles. As a result, the transfer case can cause vibrations that are unacceptable for the customer while driving. To remedy the situation, replace the transfer case Affected Vehicles: The VIN(s) can be checked by using PIWIS Vehicle Information link to verify if the campaign affects the vehicle. This Campaign is scope specific to the VIN! Failure to verify in PIWIS...
Information "Gas nitrocarburizing (GNC)" is now used to coat the clutch plates on the transfer case. The software in the related transfer case control unit must be updated accordingly. => A mixed installation – transfer case with GNC plates and control unit software with an old data version or vice versa – is not permitted. Likewise, a cross installation (with another vehicle) is not permitted. In the event of a customer complaint about the symptom or generally, if the transfer case or the related transfer case control unit needs to be replaced, the following information and special points must always...
Noise Symptom/Jerking - Clicking Noise/Rough-Running Engine/Jerking Under Load With Respect to Transfer Case: Programming all-wheel drive control unit/checking transfer case (SY 84/17) Information Currently, a high percentage of warranty returned transfer cases are evaluated as "OK" during testing by the supplier. For this reason, the two previous symptom-based repair instructions are being replaced by these symptom-based repair instructions: 1. => "Eliminating noise symptoms - Re-programming control unit for all-wheel drive (Creaking noise from around the transfer case/SY0416) – => only relevant for vehicles from model year 2015 to 2016 and 2. => "Eliminating symptoms - Engine: Replacing transfer case (Rough-running engine, vehicle...
The author provides detailed instructions on how to replace the rear flange of the BMW transfer case independently. This video illustrates his exemplary attitude to his work.
