B2325 LIN communication bus malfunction in the door system
What does B2325 mean on a Toyota?
B2325. LIN communication bus malfunction in the door system. The main body ECU loses contact with one or more door modules. This Toyota-enhanced code applies to Toyota, Lexus and Scion models that use this code.
Common causes of B2325
- Open or short on the door LIN bus
- Faulty door module
- Corroded door connector
- Failed main body ECU
- Pinched harness in the door boot
How to fix B2325
- Confirm the code with a scan tool
- Inspect and reseat the door connectors
- Test the LIN bus for opens and shorts
- Check each module on the bus
- Replace a module only after tests fail