1. Clean discs with brake cleaner or other solvent. 2. Apply 3 to 4 light applications of the brake from 30mph down to 0mph then...... M1144: 6 / 7 steady applications 70mph down to 30mph FINALLY.... Leave to cool as long as possible ( They now work from cold ) NOTE: DONT LEFT FOOT BRAKE ! & DONT LOCK-UP THE BRAKES Is what i did