Lexus ES: 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 |
PROCEDURE
(a) Clear the DTCs.
Chassis > Rear Camera > Clear DTCs
(b) Recheck for DTCs and check that no DTCs are output.
Chassis > Rear Camera > Trouble Codes
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 stored frequently but is not output when rechecking for DTCs, attempt to reproduce the conditions when the malfunction occurred.
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| Result | Proceed to |
| DTC U1000 is output | A |
| DTC U1000 is not output | B |
| A | | REPLACE REAR TELEVISION CAMERA ASSEMBLY |
| B | | USE SIMULATION METHOD TO CHECK |
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