Severity: Fix right away. Driving risks expensive damage or a breakdown.
The computer found a fault in the circuit for shift solenoid A, which controls gear changes in the transmission.
Check the fluid level and condition, test the solenoid and its wiring.
The transmission may shift harshly, skip gears, or go into limp mode. Get it checked soon.
Avoid driving until it is checked — towing is the safer choice. The transmission may shift harshly, skip gears, or go into limp mode. Get it checked soon.
The most common causes are: Failed shift solenoid; Damaged wiring or connector; Low transmission fluid; Clogged transmission filter. A scan tool and a visual check of the parts above is where a technician starts.
Check the fluid level and condition, test the solenoid and its wiring.
