P1159 — BMW — Fuel Trim Adaptation Additive Bank 1 High

P1159 (BMW): Fuel Trim Adaptation Additive Bank 1 High — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Fuel Trim Adaptation Additive Bank 1 High. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain