P0723 — Output Shaft Speed Sensor Circuit Intermittent

P0723: Output Shaft Speed Sensor Circuit Intermittent — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Output Shaft Speed Sensor Circuit Intermittent. Basic catalogue definition; diagnostic details have not yet been reviewed.

Affected system: Powertrain

Symptoms

  • Harsh shifts; incorrect speed display.

Possible causes

  • Loose connections, damaged wiring or faulty output sensor.

What to check

  • Check circuit continuity and insulation and inspect sensor ring.

Also written as: P0723-00, P072300, PO723 (some scan tools add the fault-type byte, e.g. -00).