If you see code A123 on your Pilot's dashboard, you should take your vehicle to a Honda dealership or qualified repair shop for diagnosis and repair. Driving with a faulty seat belt tensioner can be dangerous, as it may not be able to properly protect you in a collision.
Here are some possible causes of code A123 on a 2010 Honda Pilot:
* Faulty seat belt tensioner: The seat belt tensioner itself may be defective, or it may be damaged due to wear and tear.
* Electrical problems: There may be a problem with the electrical connection to the seat belt tensioner, which could prevent it from deploying properly.
* Mechanical problems: There may be a mechanical problem with the seat belt tensioner, such as a broken spring or a damaged gear.
If you are experiencing code A123 on your 2010 Honda Pilot, it is important to have it diagnosed and repaired by a qualified mechanic as soon as possible.