Active Seat Back Width Adjustment: Operation: Notes

The maximum adjustment range depends on the seat back width which has been set manually.

• "Comfort" characteristic curve: maximum range of adjustment - 80% (with 50% pulse width modulation)
• "Normal" characteristic curve: maximum range of adjustment - 100% (with 65% pulse width modulation)
• "Sport" characteristic curve: maximum range of adjustment - 100% (with 80% pulse width modulation; 85% for M5)