Honda 21-01 Portable -

: The 2001 model year was particularly susceptible to premature transmission failure.

The information provided "honda 21-01" seems to be related to a specific model or a project within Honda, but without more context, it's challenging to provide a detailed write-up. However, I can offer some general information based on possible interpretations: honda 21-01

: On models like the Honda Inspire or Insight, code 21-01 often signals a failure in the EPS control unit or its power supply, which can cause the steering to lock up or lose assistance. : The 2001 model year was particularly susceptible

Issue: Denso Low-Pressure Fuel Pump Impeller Failure Affected Vehicles: ~2.5 Million Globally (1.3 Million in the U.S.) Do not ignore the notification

Code 21-01 often indicates a failure or signal malfunction with the Left Front ABS Wheel Speed Sensor .

Honda 21-01 is one of the largest fuel delivery recalls in the company’s history. If your 2018-2020 Honda or Acura has not had the final repair (post-March 2023), you are driving with a known engine stall risk. Do not ignore the notification.