A3 Quattro L4-2.0L Turbo (CBFA) (2009)
Brake Fluid Pressure Sensor/Switch: Service and Repair
Brake Pressure Sensor
Special tools, testers and auxiliary items required
‹› Brake filler/bleeder unit (VAS 5234)
Removing
‹› The Brake Pressure Sensor 1 (G201) is integrated into the ABS Hydraulic Unit (N55).
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ABS Hydraulic Unit (N55), removing and installing
Installing
Installation is in reverse order of removal, with special attention to the following:
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Bleed brake system.
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Bleed clutch hydraulic system: => Manual Transmission
30 General Information
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Initiate calibration of sensor - 1 - for Brake Pressure Sensor 1 (G201).
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Perform ESP driving and system tests.
For this, use the Diagnostic Operation System (VAS5051A).
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-Connect Diagnostic Operation System (VAS5051A ) and select function
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Under chassis
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Brake system (Repair Group 01; 45)
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01- On Board Diagnostic (OBD) capable systems
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03- Brake electronics ABS/ESP Mark 60 si
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J104- ABS/ASR/ESP Control Module, Functions
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G-201 - Brake Pressure Sensor 1 calibration