Cayenne Titanium (9PA) V8-4.5L (2006)
Vacuum Brake Booster Diaphragm Position Sensor: Service and Repair
Removing and installing distance sensor
Information
Overview: Distance sensor
The distance sensor -1- is located on the left in the engine compartment and is fitted above the brake master cylinder on the brake booster -2-.
Preliminary work
1. Remove wiper arms at the left and right.
2. Remove cowl panel cover.
3. Remove trim panel in the engine compartment.
4. Remove the brake master cylinder.
Removing distance sensor
Danger:
Porsche Stability Management does not work without values for the current brake pressure.
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Danger of personal injury and material damage when the hydraulic unit is not calibrated.
-> After assembly of the brake master cylinder or hydraulic unit, the pressure sensor must be calibrated with the Porsche System Tester.
-> To do this, calibrate the pressure sensor in the menu >>PSM>> Calibration [[Pressure sensor]].
-> The security code is stored under menu >>PSM>> Actual values [[]]Security code]]. The code is entered in the last four positions.
Information:
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Before disconnecting the connector from the brake master cylinder (pressure sensor) first wipe off any moisture with a lint-free cloth.
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Brake lines are to be sealed with suitable plugs.