The Redundant Control Unit (RCU) is the master hydraulic brake controller.
<0.01% (Extremely rare)
Power braking assist reduced
Braking may require increased effort
The Redundant Control Unit will provide brake boost when the driver applies the brake pedal. This will result higher than normal brake pedal forces being required to achieve a given vehicle deceleration in addition to vibrating noises when the pedal is pressed.
The Redundant Control Unit (RCU) is the master hydraulic brake controller.
The IDB_boosterStatus signal has indicated that the Integrated Dynamic Brake (IDB) is unable to generate hydraulic brake pressure.
The IDB_boosterStatus signal indicates that the Integrated Dynamic Brake (IDB) is now able to generate hydraulic brake pressure.
Model Y 2025+
customer, service-fix
Sign up for Tessie. Try it free for 14 days. Happiness guaranteed.