P1780 — Mazda — Transmission Control Switch Circuit, Overdrive Off Switch Not Cycled During The Self Test

P1780 (Mazda): Transmission Control Switch Circuit, Overdrive Off Switch Not Cyc… — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Transmission Control Switch Circuit, Overdrive Off Switch Not Cycled During The Self Test. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain