Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2025HIGHLANDER XLE, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADASBLIND SPOT MONITOR SYSTEM - DIAGNOSTIC CODES & SYMPTOM TESTSBLIND SPOT MONITOR SYSTEMDTC U0322-51: SOFTWARE INCOMPATIBILITY WITH BODY CONTROL MODULE NOT PROGRAMMED; DTC U0322-57: SOFTWARE INCOMPATIBILITY WITH BODY CONTROL MODULE INVALID/INCOMPATIBLE SOFTWARE COMPONENT [11/2023 - ]DESCRIPTION
2025 Toyota Highlander XLE, FWD
DTC U0322-51: Software Incompatibility with Body Control Module Not Programmed; DTC U0322-57: Software Incompatibility with Body Control Module Invalid/Incompatible Software Component [11/2023 - ]: Description
2025 Toyota Highlander XLE, FWDSECTION Description
This DTC is stored when the destination information of the main body ECU (multiplex network body ECU) does not match that of the blind spot monitor sensors.
BLIND SPOT MONITOR "B"
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| U0322-51 | Software Incompatibility with Body Control Module Not Programmed | Destination information of the main body ECU and blind spot monitor sensor do not match |
|
| U0322-57 | Software Incompatibility with Body Control Module Invalid/Incompatible Software Component | Destination information of the main body ECU and blind spot monitor sensor do not match |
|
BLIND SPOT MONITOR "A"
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| U0322-51 | Software Incompatibility with Body Control Module Not Programmed | Destination information of the main body ECU and blind spot monitor sensor do not match |
|
| U0322-57 | Software Incompatibility with Body Control Module Invalid/Incompatible Software Component | Destination information of the main body ECU and blind spot monitor sensor do not match |
|
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.