DESCRIPTION When the forward recognition camera is replaced with a new one, the new forward recognition camera attempts to store the country specification information received from the main body ECU (multiplex network body ECU). If the forward recognition camera cannot store the country specification information, DTC C1AAA is stored.
CAUTION / NOTICE / HINT NOTICE:
HINT: This DTC is stored when the forward recognition camera cannot store the country specification information received from the main body ECU (multiplex network body ECU). 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
(a) Replace the forward recognition camera. Click here (b) Perform forward recognition camera adjustment. Click here
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Adaptive Variable Suspension System: Lost Communication With ECM/PCM "A" (U0100-U0122,U0124,U0126)
DESCRIPTION The absorber control ECU receives signals from the ECM, skid control ECU (brake actuator assembly), airbag ECU assembly and steering sensor via CAN communication. When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system first. DTC No. De ...