Bonding steel on steel (structural components)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2019 MINI Cooper, 2018 MINI Cooper, 2017 MINI Cooper, 2016 MINI Cooper, and 2015 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: These repair instructions apply to structural components.

Such components include engine mounts, A-pillars, B-pillars, etc.

Follow the individual repair instructions.

Only use the repair procedures described there.

Conform with all applicable SAFETY INFORMATION .

Overview of topics:

Equipment
Preparing the surface
Bonding coat
Hardening times
Subsequent treatment

1.0 Equipment

2.0 Preparing the surface:

Remove coarse dirt from the bonding surfaces using solvent cleaner R2.
Clean bonding surfaces using R1 solvent cleaner prior to sanding.
Remove paint from bonding surfaces using a wire brush or sandpaper with 120 graining.
Clean bonding surfaces with cleaning agent R1.
Allow cleaned surfaces to dry for approx. 5 minutes.

Bonding surfaces must be completely dry.

3.0 Adhesive application:

Processing temperature of glue cartridge 18 °C 30 °C.
Object temperature, vehicle and new parts, min. 15°C.
After applying the adhesive, check whether an adhesive component has emerged at the back of the glue cartridge. If yes, break off the bonding procedure. Clean new part. Use new glue cartridge.
Join components and secure in position.
Remove excess adhesive. Do not use solvent cleaning agents.

4.0 Hardening times:

Refer to notes regarding ADHESIVE K1

5.0 Subsequent treatment of bonding surfaces:

Protect the repair area with cavity sealant.

FRONT SEAT CHECKLIST

Event		Check	Action
Has at least one belt tensioner and/or one side airbag been activated?	Yes	Check 1 (when installed): Check all seat adjustment options of both front seats. There must be no stiff movement, sticking or other functional problems or noises across the entire adjustment range of all the seat adjustment options. Check head restraints for damage. Check crash-active headrest for activation. Only 2-door model: Check backrest lock. Backrest must unlock and lock easily without any great physical effort.	If components are OK with regard to checks 1 and 2, only replace activated belt tensioner or side airbag. Otherwise, replace faulty parts on the seat/body. Replace seat belt tensioner, seat belt and, if necessary, side airbag.
	Yes	Check 2 (when dismounted): Check for deformation/damage on the following components: All seat cross members on the body Threaded support sleeves in the seat cross members Seat belt mount on the seat mechanism. Check for visible damage or deformation.
	No	Check all adjustment options of the head restraints. Check crash-active headrest for activation.	Replace faulty parts.
Only seat with integrated safety belt :
Does the backrest indicator light turn on when the backrest is locked and also when the backrest is shaken?	Yes	Check microswitch of backrest lock and renew if necessary. Check electrical lines and repair if necessary.	If there is still a fault, replace the entire seat
	No	No further action necessary.