What does code P1791 mean on Acura vehicles?
A malfunction has been detected in the automatic transmission control system.
OBD-II Code Acura
P1791 — Acura — Automatic Transaxle Control Malfunction
A malfunction has been detected in the automatic transmission control system.
Common symptoms
- Fail-safe mode activated.
Possible causes
- Internal transmission failure.
Initial recommendation
Perform automatic transmission diagnostics.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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