Damage to paintwork in body aperture:
To ensure long-term corrosion protection, it is absolutely essential to touch up damage to paintwork!
The "BMW Color System" painting handbook forms the basis of these repair instructions and must be observed without fail.
Touch up damage to paintwork on body cutout with BMW multi-base filler.
Grind out scratches in non-visible areas and touch up with BMW multi-base filler.
Grind extensive areas of damage down to the bare metal and coat with BMW multi-base filler.
Hardening time:
- With infrared, at least 10 minutes
- Without infrared for at least 60°C, at least 30 minutes
- Without infrared for at least 20°C, at least 24 hours
If a complete build-up of paint is required in the visible area:
- Tape off primed bonding flange before applying top coat
IMPORTANT:
Observe hardening time of BMW multi-base filler otherwise a perfect bond cannot be guaranteed!