P1459 — BMW — Heated Catalyst Heater Power Supply Open Circuit Bank 2

P1459 (BMW): Heated Catalyst Heater Power Supply Open Circuit Bank 2 — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Heated Catalyst Heater Power Supply Open Circuit Bank 2. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain