B1500 — Subaru — Keyless Entry System UART Communication Fault

B1500 (Subaru): Keyless Entry System UART Communication Fault — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

A communication error has occurred within the UART interface used by the keyless entry system. Manufacturer-specific definition; confirm applicability in the service information for the exact vehicle.

Affected system: Body