DESCRIPTION When it is judged that the front sensors have not been initialized, the clearance warning ECU assembly stores DTC C1AF3.
CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
(a) Initialize the front center ultrasonic sensor and front corner ultrasonic sensor. Click here
(a) Using the Techstream, check for DTCs according to the prompts on the screen. HINT: After turning the engine switch from off to on (IG), wait 10 seconds or more before checking for DTCs. Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes
HINT: If DTC C1AF3 is still output after initializing the front center ultrasonic sensor and front corner ultrasonic sensor 3 times, replace the clearance warning ECU assembly.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Brake Pedal Stroke Sensor(for Hv Model): Installation
INSTALLATION PROCEDURE 1. INSPECT AND ADJUST BRAKE PEDAL HEIGHT Click here 2. INSTALL BRAKE PEDAL STROKE SENSOR ASSEMBLY NOTICE: Do not drop the brake pedal stroke sensor assembly. If the brake pedal stroke sensor assembly has been dropped, replace the brake pedal stroke sensor assembly with a new o ...