Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: RCTB Sensor (C1AF7)

DESCRIPTION

This DTC is stored when the clearance warning ECU assembly receives a signal from the blind spot monitor system via CAN communication indicating a malfunction in the blind spot monitor sensor.

PROCEDURE

(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 4 seconds or more before checking for DTCs.

(b) Clear the DTCs according to the screen on the Techstream.

(c) Recheck for DTCs.

HINT:

• DTC C1AF7 is stored when a malfunction signal sent from the blind spot monitor system is detected.
• If the malfunctioning part has been repaired or replaced before rechecking for DTCs, DTC C1AF7 will not be output again.
• If DTC C1AF7 is output frequently, duplicate the conditions that cause the problem symptoms and perform troubleshooting again, even though the DTC was not output when rechecking for DTCs.

A

GO TO BLIND SPOT MONITOR SYSTEM

B

USE SIMULATION METHOD TO CHECK