At what thickness should the rear brake pads be replaced on 2009 Hyundai Sonata

2009 Hyundai Sonata

1 answer
THE REAR BRAKES SHOULD BE REPLACED AT APPROX 20% LEFT ON PADS. WHEN THE PADS GET THIN THE BONDING ADJ. CAN BREAK DOWN AND WILL CAUSE PAD TO COME OFF THE STEEL PLATE ( SOMETIMES)