DESCRIPTION The power steering ECU (rack and pinion power steering gear assembly) receives vehicle speed signals from the skid control ECU (brake booster with master cylinder assembly) via CAN communication. The ECU provides appropriate assist force in accordance with the vehicle speed based on the signals.
CAUTION / NOTICE / HINT NOTICE: If the rack and pinion power steering gear assembly has been replaced, perform assist map writing and torque sensor zero point calibration. Click here PROCEDURE
(a) Check if DTC U0129 is output. Chassis > EMPS > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Electric Parking Brake System(for Gasoline Model): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Electric Parking Brake System DTC No. Detection Item Memory Note Link C13A5 Electric Current of Motor DTC stored An electric parking brake system malfunction is displayed on the multi-information display. C13A6 Open or Short Circuit in Motor DTC stored An electric parki ...