Toyota Avalon Service & Repair Manual: Vehicle Information Unmatched (C168D)

DESCRIPTION

  • This DTC is stored if the parking assist ECU judges as a result of its self check that the vehicle information received via CAN communication and the vehicle information stored in the parking assist ECU do not match.
  • This DTC is stored if the television camera assembly judges as a result of its self check that the vehicle information received via CAN communication and the vehicle information stored in the parking assist ECU do not match.
Parking Assist ECU

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

C168D

Vehicle Information Unmatched

Vehicle information unmatched

  • Camera view adjustment (calibration)
  • Steering angle setting
  • Parking assist ECU

Parking assist ECU

Television Camera Assembly

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

C168D

Vehicle Information Unmatched

Vehicle information unmatched

  • Back camera position setting
  • Steering angle setting
  • Television camera assembly

Television camera assembly

CAUTION / NOTICE / HINT

NOTICE:

  • When "!" is displayed on the radio and display receiver assembly after the cable is disconnected from the negative (-) battery terminal, correct the steering angle neutral point.

    Click here

  • Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the panoramic view monitor system may be needed.

    Click here

PROCEDURE

1.

CHECK FOR DTC

(a) Recheck for DTCs and check that no DTCs are output.

Chassis > Panoramic View Monitor > Trouble Codes Chassis > Parking Assist Camera > Trouble Codes

Result

Proceed to

DTC C168D is output ("Parking Assist Camera")

A

DTC C168D is output ("Panoramic View Monitor")

B

B

GO TO STEP 4

A

2.

PERFORM SETTINGS (BACK CAMERA POSITION SETTING, STEERING ANGLE SETTING)

(a) Perform the following procedure depending on the memory conditions to register the vehicle information into the television camera assembly.

(1) Refer to television camera assembly optical axis adjustment (back camera position setting).

Click here

(2) Refer to steering angle setting.

Click here

NEXT

3.

CHECK FOR DTC

(a) Clear the DTCs.

Chassis > Parking Assist Camera > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Chassis > Parking Assist Camera > Trouble Codes

HINT:

  • If DTC C168D is output, perform the procedure to register the vehicle information into the television camera assembly.
  • If DTC C168D is still output after performing the procedure to register the vehicle information into the television camera assembly 3 times, replace the television camera assembly.

Result

Proceed to

DTC C168D is output

A

DTC C168D is not output

B

A

REPLACE TELEVISION CAMERA ASSEMBLY

B

END

4.

PERFORM SETTINGS (CAMERA VIEW ADJUSTMENT [CALIBRATION], STEERING ANGLE SETTING)

(a) Perform the following procedure depending on the memory conditions to register the vehicle information to the parking assist ECU.

(1) Refer to camera view adjustment (calibration).

Click here

(2) Refer to steering angle setting.

Click here

NEXT

5.

CHECK FOR DTC

(a) Clear the DTCs.

Chassis > Panoramic View Monitor > Clear DTCs

(b) Check for DTCs.

Chassis > Panoramic View Monitor > Trouble Codes

OK:

DTC C168D is not output.

HINT:

  • If DTC C168D is output, perform the procedure to allow the parking assist ECU to store the vehicle information again.
  • If DTC C168D is still output after performing the procedure to make the parking assist ECU store the vehicle information 3 times, replace the parking assist ECU.
OK

END (SETTINGS ARE DEFECTIVE)

NG

6.

READ VALUE USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Chassis / Panoramic View Monitor / Data List.

(e) Read the Data List according to the display on the Techstream.

Chassis > Panoramic View Monitor > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Back Camera Availability Consistency

Status of ECU stored in television camera assembly

OK/NG

OK: Normal

NG: Television camera assembly or parking assist ECU is abnormal

-

Side Camera LH Availability Consistency

Status of ECU stored in side television camera assembly LH

OK/NG

OK: Normal

NG: Side television camera assembly LH or parking assist ECU is abnormal

-

Front Camera Availability Consistency

Status of ECU stored in front television camera assembly

OK/NG

OK: Normal

NG: Front television camera assembly or parking assist ECU is abnormal

-

Side Camera RH Availability Consistency

Status of ECU stored side television camera assembly RH

OK/NG

OK: Normal

NG: Side television camera assembly RH or parking assist ECU is abnormal

-

Chassis > Panoramic View Monitor > Data List

Tester Display

Back Camera Availability Consistency

Side Camera LH Availability Consistency

Front Camera Availability Consistency

Side Camera RH Availability Consistency

Result

Proceed to

"NG" is displayed for any of the following items:

  • Back Camera Availability Consistency
  • Side Camera LH Availability Consistency
  • Front Camera Availability Consistency
  • Side Camera RH Availability Consistency

A

"OK" is displayed for all items.

B

A

ADJUST PANORAMIC VIEW MONITOR SYSTEM DISPLAY SETTING

B

REPLACE PARKING ASSIST ECU

    Wheel Speed Sensor Malfunction (C164D)

    ECU Malfunction (C1611)

    See More:

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