P1134 — Subaru — Front Oxygen AF Sensor Microcomputer Problem

P1134 (Subaru): Front Oxygen AF Sensor Microcomputer Problem — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Front Oxygen AF Sensor Microcomputer Problem. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain