P1516 — Subaru — Idle Air Control Solenoid Signal 4 Circuit Low Input

P1516 (Subaru): Idle Air Control Solenoid Signal 4 Circuit Low Input — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Idle Air Control Solenoid Signal 4 Circuit Low Input. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain