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Home >> Porsche >> 2000 >> Boxster Base, Standard >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System (Abs) - Abs 5.3 And Abs/TC 5.3 >> Fault memory >> Test point 17 >> Possible causes, elimination, notes

Possible causes, elimination, notes

The complete hydraulic unit must be replaced if the switch-over valve is damaged.

In the switch-over valve test with the Porsche System Tester 2, select switch-over valve 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

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