DESCRIPTION
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) Turn the power switch off. (b) Connect the Techstream to the DLC3. (c) Turn the power switch on (IG). (d) Turn the Techstream on. (e) Check for DTC. Chassis > Electric Parking Brake > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Power Steering System(for Hv Model): Assist Map Number Un-Writing (C1581)
DESCRIPTION This DTC will be stored if the power steering ECU (rack and pinion power steering gear assembly) determines that the assist map is not written in the ECU. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Return-to-normal Condition Note C1581 Assist Map Number ...