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Service bulletin TIS-911-43

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10043473
Published by NHTSA2012-04-04
Manufacturer's numberTIS-911-43
Manufacturer's date2012-02-15
NHTSA componentPOWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

NHTSA's summary

PORSCHE: TRANSFER CASE CAN VIBRATE DUE TO DEFECTIVE CLUTCH BASKETS INSTALLED.. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Transfer case

Vehicles listed
PORSCHE CAYENNE TURBO2011 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
122-X3H4Z-102018-10-15. Service bulletin. Cause: Clicking noises can come from around the transfer case when manoeuvring the vehicle (or driving slowly) due to activation of the transfer case servo motor. Remedial action: Before doing any other work, the symptommust be simulated using a test procedure. (Opening the door windows can be helpful when evaluating noises). 1 Conditions for the first test procedure: ? Activate the Start/Stop function and ? deactivate all sources of noise in the vehicle (Entertainment, ventilation, etc.). ? A multi-storey parking garage can be useful for acoustic reverberation. ? Onastraight stretch ? fromspeeds less than 10mph (20 km/h) ? brake the vehicle to a standstill. ? The best way of finding the clicking noise is by driving slowly and then stopping the vehicle.
122-M3B5L-032018-03-13. Service bulletin. Cause: Clicking noises can come from around the transfer case when manoeuvring the vehicle (or driving slowly) due to activation of the transfer case servo motor. Remedial action: Before doing any other work, the symptommust be simulated using a test procedure. (Opening the door windows can be helpful when evaluating noises). 1 Conditions for the first test procedure: ? Activate the Start/Stop function and ? deactivate all sources of noise in the vehicle (Entertainment, ventilation, etc.). ? A multi-storey car park can be useful for acoustic reverberation. ? Onastraight stretch ? fromspeeds less than 10mph (20 km/h) ? brake the vehicle to a standstill. ? The best way of finding the clicking noise is by driving slowly and then stopping the vehicle.
122-S7G6B-062017-08-01. Service bulletin. Concerns: Transfer case 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
122-U4Y2A-062017-08-01. Service bulletin. Concerns: Transfer case 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
122-H7R4M-062017-08-01. Service bulletin. Concerns: Transfer case 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
66-112012-05-03. Service bulletin. PORSCHE: MISSING OFFSET AND GRADIENT VALUES ON THE TRANSFER CASE (WITH THE ALL-WHEEL DRIVE CONTROL UNIT), THE OFFSET AND GRADIENT VALUES MUST BE WRITTEN INTO THE NEW ALL-WHEEL DRIVE CONTROL UNIT. *JS
TIS-91-11-B2012-04-04. Service bulletin. PORSCHE: TRANSFER CASE HAS VIBRATIONS WHILE DRIVING, DUE TO DEFECTIVE CLUTCH BASKETS BEING INSTALLED. *PE UPDATED 7/31/12. *PE
TI-91-112012-04-04. Service bulletin. PORSCHE: THE TRANSFER CASE CAN CAUSE VIBRATIONS WHILE DRIVING DUE TO THE POSSIBLE INSTALLATION OF DEFECTIVE CLUTCH BASKETS. *PE