DESCRIPTION The forward recognition camera communicates with the driving support ECU assembly via CAN communication. If there is a communication error with the driving support ECU assembly, the forward recognition camera store DTC U1104.
PROCEDURE
HINT: If DTC U1104 is output by the lane departure alert system (w/ steering control), perform troubleshooting for the front camera system. Click here
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Electronically Controlled Brake System(for Gasoline Model): Brake Warning Light Remains ON
DESCRIPTION The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication. If any of the following is detected, the brake system warning light (red indicator) remains on: The skid control ECU (brake actuator assembly) connector is disconnected fr ...