Thread on Subframe Mounting, Servicing

Thread on Subframe Mounting, Servicing


Observe safety precautions.

• Subframe (suspension subframe) was already removed.

• In the example, thread repair on this vehicle is described for left front retaining bracket for subframe and is to be employed at the other 3 retaining brackets accordingly as necessary.

Special tools, testers and auxiliary items required

• Thread repair set M 12x1.5 (VAS 6058)

• Drill (VAS 6267)






1 Front longitudinal member

2 Threaded plate (welded into subframe retaining bracket)

• The threaded plate is not a replacement part and can be serviced only one time if damaged.

• If damaged again, replace the retaining bracket. Refer to => [ Subframe Retaining Bracket ] Subframe Retaining Bracket.

3 Subframe retaining bracket (welded to the longitudinal member)

4 Helicoil thread insert

Contents of Thread Repair Set






1 Spiral drill 12.5 mm diameter

2 Tap M 12 x 1.5

3 Installing spindle

4 Thread insert M 12 x 1.5 x 24 ( (VAS 6058/1) )

5 Peg breaker with magnetic tips