P09A2
Gate Select Position Circuit B
Generic OBD-II
Common symptoms
What you'll notice
- Inspect the gate select position sensor for any damage or malfunction.
- Check the wiring and connections related to the gate select position circuit.
- Perform a diagnostic scan to identify any other related codes or issues.
- Reset the vehicle's computer system and see if the error code reoccurs.
- If all else fails, consider replacing the gate select position sensor.
Common causes
Most likely first
- Faulty gate select position sensor
- Loose or disconnected wiring or connectors related to the gate select position circuit
- Corroded or damaged electrical connections in the gate select position circuit
- Malfunctioning gate select actuator or solenoid
- Defective gate select control module or unit
How to diagnose & fix
Work through it in order
- Gear selector may not function properly or may get stuck in one position
- Inability to shift gears smoothly or car/motorcycle may not engage into any gear
- Check engine light may illuminate on the dashboard
- Car/motorcycle may not start or may have difficulty starting
- Transmission may slip or jerk during gear changes
Read & clear P09A2 yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.