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 MANUALSBMW2018M4 2D CONVERTIBLE, AUTOMATIC DCT TRANSREPAIR AND DIAGNOSISRESTRAINTSAIR BAG, SRSGENERAL ELECTRICAL SYSTEM - TIGHTENING TORQUES -- M4 (F82 & F83)61 35 CONTROL UNITS, MODULES
2018 BMW M4 2D Convertible, Automatic DCT Trans
61 35 Control Units, Modules
2018 BMW M4 2D Convertible, Automatic DCT TransSECTION 61 35 Control Units, Modules
TIGHTENING TORQUE SPECIFICATION (CONTROL UNITS (P L7))
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Control unit for Car Access System | F2x/F3x/F8x | 3.3 Nm | ||
| 2AZ Control unit for camera-based driver support systems (KAFAS) | F2x/F3x/F8x | 3.3 Nm | ||
| 3AZ Central Gateway Module | F2x/F3x/F8x | 3.3 Nm | ||
| 4AZ Rear electronic module to body | F2x/F3x/F8x | 3.3 Nm | ||
| 5AZ Holder to FEM FEM to A-pillar | F2x/F3x/F8x | Screw | 1.7 Nm | |
| 6AZ Battery charger module on body | F2x/F3x | M6 | 8 Nm | |
| 7AZ Interior aerial to center console | F2x/F3x/F8x | Screw | 1.8 Nm | |
| 8AZ Rear power distribution box to body Control unit holder to body |
F2x/F3x/F8x | Plastic nut | 2.6 Nm | |
| 9AZ Regulated differential lock control unit to holder Regulated differential lock ground connection to holder |
F8x | M6 | 8.8 Nm |
RENDER: 1.0x
NO RELATED
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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.