TT Roadster L4-2.0L Turbo (BPY) (2008)
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Remove vacuum in brake booster by pressing brake pedal repeatedly.
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Remove brake light switch. => [ Brake Light Switch ] See: Lighting and Horns/Brake Light Switch/Service and Repair.
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Main brake cylinder, removing => [ Brake Master Cylinder ] See: Hydraulic System/Brake Master Cylinder/Service and Repair/Brake Master
Cylinder.
‹› Remove brake booster vacuum sensor (G483), depending on model => [ Brake Booster Vacuum Sensor ] See: Brake Booster Vacuum
Sensor/Service and Repair.
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Unclip and remove vacuum line from brake booster.
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Remove driver's side compartment: => Body Interior
68 Removal and Installation
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Disconnect brake pedal from brake booster => [ Brake Pedal to Brake Booster, Disconnecting and Connecting ] See: Brake Pedal Assy/Service
and Repair/Brake Pedal to Brake Booster, Disconnecting and Connecting.
Installing
Installation is in reverse order of removal, with special attention to the following:
Use new nuts.
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Observe tightening specification
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Clip brake pedal together with brake booster => [ Brake Pedal to Brake Booster, Disconnecting and Connecting ] See: Brake Pedal Assy/Service
and Repair/Brake Pedal to Brake Booster, Disconnecting and Connecting.
‹› Install brake booster vacuum sensor (G483), depending on model => [ Brake Booster Vacuum Sensor ] See: Brake Booster Vacuum
Sensor/Service and Repair.
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Install brake master cylinder. => [ Brake Master Cylinder ] See: Hydraulic System/Brake Master Cylinder/Service and Repair/Brake Master
Cylinder.
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Brake light switch, installing => [ Brake Light Switch ] See: Lighting and Horns/Brake Light Switch/Service and Repair.
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Install driver's side compartment: => Body Interior
68 Removal and Installation
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Brake system: ABS/ESP Mark 60, bleeding => [ Brake System Bleeding ] See: Brake Bleeding/Service and Repair/Brake System Bleeding.
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Initiate brake pressure sensor basic setting.
Use vehicle diagnosis, testing and information system (VAS 5051 B) for this.
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Perform ESP driving and system test.
Vehicle diagnostic, test and information system (VAS 5051 B).
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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
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J104- ABS/ASR/ESP Control Module, Functions
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On vehicles with ABS/ESP, initiate brake pressure sensor basic setting.
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Perform ESP driving and system test.