DESCRIPTION The parking brake ECU (brake actuator assembly) receives the wheel speed signal of each wheel from the skid control ECU (brake booster with master cylinder assembly) via CAN communication. This DTC is stored when a malfunction occurs in the skid control ECU (brake booster with master cylinder assembly).
CAUTION / NOTICE / HINT NOTICE: The parking brake indicator light blinks (red) when the power switch is turned on (IG) after replacing the parking brake ECU (brake actuator assembly). Operate the electric parking brake switch (electric parking brake switch assembly) to turn off the parking brake indicator light (red). PROCEDURE
(a) Check for DTCs. Chassis > ABS/VSC/TRAC > Trouble Codes
(a) Clear the DTCs. Chassis > Electric Parking Brake > Clear DTCs(b) Turn the power switch off. (c) Check for DTCs. Chassis > Electric Parking Brake > Trouble Codes
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Toyota Avalon Service & Repair Manual > Front Power Seat Control System(for Gasoline Model With Memory): One or more Power Seat Motors do not Operate
DESCRIPTION Signals are input into the position control ECU assembly. The built-in ECU manages the signals received from the position control ECU assembly and operates each motor. If the position control ECU assembly receives 2 or more operation signals for the same motor, the motor will be stopped. ...