Fault, DTC Possible causes, elimination, notes · Test point 17

Fault, DTC Possible causes, elimination, notes Test point 17 Switch-overvalve The complete hydraulic unit must be replaced if the switch-overvalve is DTC 5265 damaged. In the switch-overvalve test with the Porsche System Tester 2, select switch-overvalve in the Drive links menu and perform the test according to the Tester instructions. If the functions specified in the Tester display: Rear axle locked up / Rear axle free are not achieved,the following faults are possible: Brake not actuated at the start of the test Test sequence not observed Function of the switch-overvalve not OK Test point 18 Versioncoding Wrong version coding in the control module. Changecoding. DTC 5281 The active transmissionversion (Tiptronic or manual transmission)can be read out under menu item "Extract coding". The ABS/TC control module can be adapted to the transmission version under menu item "Modifycoding". 45 -D 33