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- Back Camera Availability Consistency
- Side Camera LH Availability Consistency
- Front Camera Availability Consistency
- Side Camera RH Availability Consistency
Lexus NX: Vehicle Information Unmatched (C168D)
Lexus NX Service Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Panoramic View Monitor System / 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.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C168D | Vehicle Information Unmatched | Vehicle information unmatched |
|
CAUTION / NOTICE / HINT
NOTICE:
-
When "!" mark is displayed on the parking assist ECU after the cable is disconnected from the negative (-) auxiliary battery terminal, correct the steering angle neutral point.
Click here
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-
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. | 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
|
| 2. | CHECK FOR DTC |
(a) Clear the DTCs.
Click here
(b) Check for DTCs.
Click here
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 | .gif) | END (SETTINGS ARE DEFECTIVE) |
|
| 3. | READ VALUE USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the power 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 rear television camera assembly | OK/NG | OK: Normal NG: Rear 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 | - |
| 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: | A |
| "OK" is displayed for all items. | B |
| A | | ADJUST PANORAMIC VIEW MONITOR SYSTEM DISPLAY SETTING |
| B | | REPLACE PARKING ASSIST ECU |
READ NEXT:
Steering Angle Initialization Incomplete (C1694)
DESCRIPTION This DTC is stored when the parking assist ECU judges that the maximum steering angle has not been memorized (steering angle setting is incomplete). DTC No. Detection Item DTC Detec
Camera Position Adjustment Incomplete (C1697)
DESCRIPTION This DTC is stored when the parking assist ECU judges that the camera initial setting has not been memorized (camera view adjustment is incomplete). DTC No. Detection Item DTC Detec
Front Camera Internal Circuit (C2A60)
DESCRIPTION This DTC is stored when the parking assist ECU detects a signal indicating a malfunction in the front television camera assembly via CAN communication. DTC No. Detection Item DTC De
SEE MORE:
System Description
SYSTEM DESCRIPTION GENERAL (a) The rear window defogger wires are attached to the inside of the back door glass and defog the window surface quickly when the rear window defogger switch on the air conditioning control assembly is pressed. The indicator light illuminates while the system is operating
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use these procedures to troubleshoot the lane tracing assist system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. INSPECT AUXILIARY BATTERY VOLTAGE (a) Measure the auxiliary battery voltage with the p
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