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Hino NJ8A Recall 20V383: Anti-lock brakes may switch off, raising crash risk

NHTSA campaign 20V383, reported July 1, 2020, 10 vehicles potentially affected.

What this recall means for you

The anti-lock braking system control module on certain trucks may have been programmed with incorrect settings for the wheel tone rings. As a result, the system can mistakenly detect a speed difference between the front and rear wheels and turn off the anti-lock braking function. The vehicles then do not meet federal air brake safety requirements.

Without working anti-lock brakes, the wheels are more likely to lock during hard braking, which can increase the risk of a crash.

The remedy is free. Dealers will reprogram the ABS control module with corrected software. Owners will be notified, and you can contact Hino customer service at 1-248-699-9390 with recall number AAJS0. You can also check your vehicle identification number for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 20V383Hino Motors Sales U.S.A., Inc.
Component
SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE
Problem
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."
Risk
A loss of ABS function can increase the risk of a crash.
Remedy
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.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Affected vehicles

Hino NJ8A2021