Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2009135I 2D CONVERTIBLE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2573 (BRAKES - TIGHTENING TORQUES - F31)SLIP CONTROL SYSTEM (DSC)34 51 SLIP CONTROL SYSTEM (DSC)
2009 BMW 135i 2D Convertible, Standard
34 51 Slip control system (DSC)
2009 BMW 135i 2D Convertible, StandardSECTION 34 51 Slip control system (DSC)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2016 BMW 328i xDrive, 2016 BMW 328d xDrive, 2015 BMW 328i xDrive, 2015 BMW 328d xDrive, and 2014 BMW 328i xDrive. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - SLIP CONTROL SYSTEM (DSC)
| Type | Thread | Tightening specifications | Value | ||
|---|---|---|---|---|---|
| 1AZ | Control unit on hydraulic unit | F20/F21/F22/F30/F31/F32/F33/F34/F35 | Replace screws | 2 Nm | |
| DSC MK 100 | F22/F23/F30/F31/F32/F33/F34/F35/F36 | Replace screws | 5.5 Nm | ||
| 2AZ | ICM control unit on holder | F20/F21/F22/F23/F30/F31/F32/F33/F34/F35/F36 | 8 Nm | ||
| 3AZ | Pulse generator to swivel bearing/wheel carrier | F20/F21/F22/F23/F30/F31/F32/F33/F34/F35/F36 | 8 Nm | ||
| 4AZ | Bracket to hydraulic unit | F20/F21/F22/F23/F30/F31/F32/F33/F34/F35/F36 | 8 Nm | ||
| 5AZ | Bracket, hydraulic unit to body | F20/F21/F22/F23/F30/F31/F32/F33/F34/F35/F36 | 8 Nm | ||
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.