PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM: C168D; Vehicle Information Unmatched; 2018 - 2020 MY Camry [06/2017

Last Modified: 11-20-2023	6.11:8.1.0	Doc ID: RM1000000015L23
Model Year Start: 2018	Model: Camry	Prod Date Range: [06/2017 - 10/2020]
Title: PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM: C168D; Vehicle Information Unmatched; 2018 - 2020 MY Camry [06/2017 - 10/2020]

DTC

C168D

Vehicle Information Unmatched

DESCRIPTION

If the vehicle information stored in the main body ECU (multiplex network body ECU) which is sent via CAN communication during the clearance warning ECU assembly self-diagnosis does not match that of clearance warning ECU assembly, DTC C168D is stored.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C168D	Vehicle Information Unmatched	Vehicle information does not match	Steering sensor steering angle neutral point memorization incomplete Clearance warning ECU assembly

CAUTION / NOTICE / HINT

NOTICE:

After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
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After replacing an ultrasonic sensor or the clearance warning ECU assembly, perform the necessary procedures (adjustment, calibration, initialization or registration).
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When continuing with the inspection, confirm that the necessary procedures (adjustment, calibration, initialization or registration) have been completed before proceeding.

PROCEDURE

1.	REGISTER VEHICLE INFORMATION

(a) Perform the following procedure to register the vehicle information.

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2.	CHECK FOR DTC

(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.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes

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

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes

HINT:

If DTC C168D is still output after registering the vehicle information 3 times, replace the clearance warning ECU assembly.

Result	Proceed to
DTC C168D is output	A
DTC C168D is not output	B

REPLACE CLEARANCE WARNING ECU ASSEMBLY

USE SIMULATION METHOD TO CHECK