Lexus NX: CAN Communication Failure (Message Registry) (U1000)
Lexus NX Service Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Parking Assist Monitor System / CAN Communication Failure (Message Registry) (U1000)
DESCRIPTION
This DTC is stored when the rear television camera assembly judges that it has an internal CAN malfunction.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| U1000 | CAN Communication Failure (Message Registry) | Can communication failure (message registry) | Rear television camera assembly |
CAUTION / NOTICE / HINT
NOTICE:
-
If the cable was disconnected from and reconnected to the negative (-) auxiliary battery terminal, the estimated course lines may not be displayed on the image of the area behind the vehicle. In this case, perform "Correct the Steering Angle Neutral Point".
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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 parking assist monitor system may be needed.
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PROCEDURE
| 1. | CHECK DTC OUTPUT |
(a) Clear the DTCs.
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(b) Check for DTCs and check that no DTCs are output.
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HINT:
- If the DTC is not output again when rechecking for DTCs, it may have been stored due to a temporary CAN malfunction.
-
If DTC U1000 is output frequently, duplicate the problem symptoms and perform the inspection again, even though the DTC is not output when rechecking for DTCs.
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| Result | Proceed to |
|---|---|
| DTC U1000 is output | A |
| DTC U1000 is not output | B |
| A | .gif) | USE SIMULATION METHOD TO CHECK |
| B | | REPLACE REAR TELEVISION CAMERA ASSEMBLY |
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Image from Camera for Parking Assist Monitor is Abnormal
DESCRIPTION The video signal from the rear television camera assembly is transmitted to the multi-display assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
When the "!" mark is displayed on
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Removal
REMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. PRECAUTION NOTICE: After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary
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DESCRIPTION When the hybrid vehicle control ECU detects an internal malfunction, DTC P0575 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from P0575 Cruise Control Input Circuit Detection Condition1
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