Lexus ES: Software Incompatibility with Body Control Module Not Programmed (U032251)
DESCRIPTION
The forward recognition camera receives vehicle information from the main body ECU (multiplex network body ECU) via CAN communication.
DTC U032251 is stored when the forward recognition camera cannot confirm the vehicle information from the main body ECU (multiplex network body ECU).
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| U032251 | Software Incompatibility with Body Control Module Not Programmed | The forward recognition camera cannot confirm the vehicle information from the main body ECU (multiplex network body ECU). |
|
CAUTION / NOTICE / HINT
NOTICE:
- When replacing the forward recognition camera, always replace it with a new one. If a forward recognition camera which was installed to another vehicle is used, the information stored in the forward recognition camera will not match the information from the vehicle. As a result, a DTC may be stored.
-
If the forward recognition camera has been replaced with a new one, be sure to perform forward recognition camera adjustment.
HINT:
Forward recognition camera adjustment can be performed by using either One Time Recognition or Sequential Recognition.
One Time Recognition: Click here
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Sequential Recognition: Click here
PROCEDURE
| 1. | CHECK FOR DTCs (HEALTH CHECK) |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG)
(c) Turn the Techstream on.
(d) Enter the following menus: System Select / Health Check.
(e) Check DTCs.
(f) Turn the engine switch off.
OK:
DTCs are not output by any system other than the front camera system (Front Recognition Camera) and dynamic radar cruise control system (Radar Cruise 2).
| NG | .gif) | GO TO DTC CHART |
|
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| 2. | REPLACE FORWARD RECOGNITION CAMERA |
(a) Replace the forward recognition camera.
Click here
(b) Perform forward recognition camera adjustment.
HINT:
Forward recognition camera adjustment can be performed by using either One Time Recognition or Sequential Recognition.
One Time Recognition: Click here
Sequential Recognition: Click here
| NEXT | | END |
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Before performing troubleshooting for the front camera system, perform troubleshooting for the pre-collision system.
Click here
If a pre-collision system related warning message is displayed on the multi-information display, refer to How to Proceed with Troublesh
