B1532 LVDS signal fault
What does B1532 mean on a Toyota?
B1532. LVDS signal fault. The radio and display unit cannot communicate with the stereo component tuner over the LVDS link. This Toyota-enhanced code applies to Toyota, Lexus and Scion models that use this code.
Common causes of B1532
- Loose or corroded stereo component tuner connector
- Open or short in the LVDS communication circuit
- Damaged LVDS harness
- Failed stereo component tuner assembly
- Failed radio and display receiver assembly
How to fix B1532
- Confirm the code and check the audio system operation
- Inspect and reseat the stereo component tuner connectors
- Test the LVDS communication circuit
- Check the tuner assembly for faults
- Replace the failed part only after tests fail