P1791 — Honda — TCM A/T Vehicle Speed Sensor Circuit Fault

P1791 (Honda): TCM A/T Vehicle Speed Sensor Circuit Fault — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

TCM A/T Vehicle Speed Sensor Circuit Fault. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain