P1200 — Lexus — Fuel Pump Relay ECU Circuit Malfunction

P1200 (Lexus): Fuel Pump Relay ECU Circuit Malfunction — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Fuel Pump Relay ECU Circuit Malfunction. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain