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September 22, 2017 Service bulletin

Cause: Clicking noises can come from around the transfer case when manoeuvring the vehicle (or driving...

Porsche technical service bulletin 122-Q3V5G-10 for 2012-2017 Porsche Cayenne, 2011-2012 Porsche Cayenne S and 2011-2012 Porsche Cayenne Turbo and others.

Bulletin number
122-Q3V5G-10
Component
Electrical system
Summary
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-story 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.

Owners of these vehicles have filed 28 complaints in the electrical category.

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