DESCRIPTION When the forward recognition camera is replaced with a new one, the new forward recognition camera attempts to store country specification information received from the main body ECU (multiplex network body ECU) and hybrid vehicle control ECU. If the country specification information stored in the forward recognition camera is different from that stored in the main body ECU (multiplex network body ECU) or hybrid vehicle control ECU, DTC C1AA1 is stored.
CAUTION / NOTICE / HINT NOTICE:
HINT: This DTC is stored when the destination information stored in the forward recognition camera and that stored in the main body ECU (multiplex network body ECU) do not match. If the forward recognition camera or main body ECU (multiplex network body ECU) has been replaced, check if a forward recognition camera or main body ECU (multiplex network body ECU) from another vehicle was used. PROCEDURE
HINT: When DTC C1AA1 is stored, lane departure alert system (w/ steering control) DTC C1AAC may be stored at the same time. (a) Check for DTCs. Chassis > LKA/LDA > Trouble Codes
HINT: The forward recognition camera communicates with the main body ECU (multiplex network body ECU) via CAN communication. Confirm that the CAN communication system is functioning normally before proceeding. (a) Check for DTCs. Chassis > Front Recognition Camera > Trouble Codes
(a) Clear the DTCs. Chassis > Front Recognition Camera > Clear DTCs(b) Make sure that the DTC detection conditions are met. HINT: If the detection conditions are not met, the system cannot detect the malfunction. (c) Check for DTCs. Chassis > Front Recognition Camera > Trouble Codes
(a) Replace the forward recognition camera. Click here (b) Perform forward recognition camera adjustment. Click here
(a) Clear the DTCs. Chassis > Front Recognition Camera > Clear DTCs(b) Make sure that the DTC detection conditions are met. HINT: If the detection conditions are not met, the system cannot detect the malfunction. (c) Check for DTCs. Chassis > Front Recognition Camera > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Front Power Seat Control System(for Hv Model With Memory): Front Power Seat does not Operate with Front Power Seat Switch
DESCRIPTION Signals are input into the position control ECU assembly. The built-in ECU manages the signals received from the power seat switch and operates each motor. If the position control ECU assembly receives more than 2 motor operation signals for the same motor, the motor will be stopped. Man ...