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Home >> Porsche >> 2014 >> Cayman Base, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 154 (40 - Front Wheel Suspension, Drive Shafts -- CARRERA (997)) >> WM 4000IN Tests/Notes For All-Wheel Drive (CARR. 4 Coupe, Turbo Coupe, CARR. 4S Coupe, TARGA 4, TARGA 4S, CARR. 4 CABRIO, CARR. 4S CABRIO, Turbo CABRIO) >> Information For Four-Wheel Drive Vehicles >> Brake Test

Brake Test

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 Porsche 911, 2012 Porsche 911, 2011 Porsche 911, 2010 Porsche 911, and 2009 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

Brake tests can only be carried out on roller-type test stands or plate test stands.

The ignition must be switched off on the 911 Turbo! This is necessary because of the controlled four-wheel drive function - Porsche Traction Management (PTM).

If no four-wheel drive test stand (roller-type test stand) is available, the following limit values must not be exceeded for conventional roller-type test stands: