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.
Grinding Aluminium Components Rep-Alg-RAGRP41-4105201-V.1 (X5 M)
- 1.0 Recommended tools and equipment
Grinding work on the outer skin:
- To carry out grinding work by hand or machine, you must use the recommended tools and equipment (refer to Service Information 5 03 03 975).
The workbay can be cleaned with conventional extractor systems (low dust concentration).
Grinding work on the structure (except Z8):
- To carry out grinding work by hand or machine, you must use the recommended tools and equipment (refer to Service Information 5 03 03 975).
The workbay can be cleaned with conventional extractor systems (low dust concentration).
Z 8 Spaceframe structure:
- To carry out machine grinding on the structure, you must use the recommended device with grinding dust extractor facility (refer to Service Information 5 01 00 532).
The workbay must be cleaned with the recommended explosion-proof extractor system (refer to Service Information 5 01 00 532).
High dust concentration, explosion hazard!
- To carry out grinding work by hand or machine, you must use the recommended tools and equipment (refer to Service Information 5 03 03 975).
- 2.0 Grinding outer skin and structure
Do not use any abrasives (grinding wheels, paper, etc.) which contain iron (risk of corrosion).
Always replace abrasives which have already been used to treat steel (risk of corrosion).
Use stainless steel wire brushes only (risk of corrosion).
Reduce speed of grinding machines. Excessive speeds cause a smearing effect.
Do not use coarse abrasive grains (only ≥ 80).
Do not grind notches into the material (risk of cracking).
Do not grind the material thin.
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.