Checking Actuator Travel Of Parking-Brake Shoes
WARNING: This page is about a different car, the 2020 Porsche Panamera, 2019 Porsche Panamera, 2018 Porsche Panamera, and 2017 Porsche Panamera. However, it is still accessible from the selected car via links, so may be relevant.
Information
The actuator travel of the parking-brake shoes only needs to be checked for brake discs with an aluminum brake hub. Aluminum brake hubs are installed on the following brakes:
- PCCB
- Grey cast-iron brakes (only for Turbo)
- Close electric parking brake using the button.
- Read out left/right actuator position.
- 2.1 > 9900 - PIWIS Tester 3 must now be connected. Then select Brake electronics (PSM) > Actual values/input signals > Left actuator position and right actuator position.
- If the value is greater than > Length 4.5 mm , perform calibration.