Brake pressure sensor

The brake pressure sensor is integrated/screwed in the front-axle braking circuit on the hydraulic unit -D-  on the PSM 5.7. The brake pressure sensor is located on the booster pump -A-  on the PSM 5.3.

Fig 1: Identifying Hydraulic Unit & Booster Pump

Courtesy of PORSCHE OF NORTH AMERICA, INC.

• The brake pressure sensor is not available as a spare part!
• In the case of a defect, replace the hydraulic unit (PSM 5.7) or the return pump (PSM 5.3)!