Incorrect software programming for abs/fmvss 121
Defect Summary
Hino motors sales u.s.a., inc. (hino) is recalling certain 2021 nj8a low-profile heavy trucks equipped with a full air brake system. the anti-lock braking system control unit (abs ecu) may be programmed with incorrect datasets for the tone ring teeth, causing the anti-lock braking system to mistakenly detect a difference between front and rear wheel rotation speeds resulting in deactivation of the anti-lock braking function. as such, these vehicles fail to comply with federal motor vehicle safety standard number 121, "air brake systems."
Safety Consequence
A loss of abs function can increase the risk of a crash.
Corrective Action
Hino will notify owners, and dealers will reprogram the abs-ecu with the corrected software. the recall began august 25, 2020. owners may contact hino customer service at 1-248-699-9390. hino's number for this recall is aajs0.
Similar Recalls
Other recalls from Hino Motors Sales U.s.a., Inc. or involving Service Brakes, Air.
FAQ: Recall 20V383000
Your rights, the repair process, and what each field on this page means.
What is recall 20V383000?
NHTSA recall 20V383000 was issued by Hino Motors Sales U.s.a., Inc. on July 1, 2020. It addresses: Incorrect software programming for abs/fmvss 121. The recall affects approximately 10 vehicles, with the defect involving the Service Brakes, Air component.
How do I get this recall repaired?
Contact any authorized Hino Motors Sales U.s.a., Inc. dealer and reference NHTSA recall ID 20V383000 or the manufacturer campaign number AAJS0. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.