The 2021 Acura TLX Type S has 1 NHTSA recall campaign affecting an estimated 294,612 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 36 complaints with NHTSA, most often about the power train. Last updated July 5, 2026.
Honda (American Honda Motor Co.) is recalling certain 2022-2025 Acura MDX Type-S, 2023-2025 Honda Pilot, and 2021-2025 Acura TLX Type-S vehicles. A software error in the fuel injection electronic control unit (FI-ECU) may cause an engine stall or a loss of power.
Consequence
An engine stall or loss of power can increase the risk of a crash or injury.
Remedy
Dealers will reprogram the FI-ECU software, free of charge. Owner notification letters were mailed March 17, 2025. Owners may contact Honda's customer service at 1-888-234-2138. Honda's numbers for this recall are EL1 and AL0.
Complaints by component
POWER TRAIN
28
ENGINE
4
ELECTRICAL SYSTEM
2
POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:SHAFT:OUTPUT
1
SUSPENSION
1
Total complaints36
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The transfer case in my acura tlx type s failed due to the internal splines stripping at approximately 57,600 miles. I heard a loud bang while attempting to maneuver out of a parking spot that was covered in snow. When this occurred, the transfer case was no longer able to transfer power to the…”
“This 2021 acura tlx type-s has experienced a complete failure of the transfer case after approximately 40,000 miles of use. This unfortunately is a known issue on the online forums for this vehicle in model years 2021-2023. I have a video inspection performed by the local dealership proving this.…”
“See attached letter”
“The awd transfer case failed and require replacement along with the transmission”
“While accelerating from a stop, I heard a loud bang from the drivetrain area and initially believed another vehicle had struck the rear of my car. After checking my surroundings, I realized there had been no collision. Immediately after the incident, the vehicle lost power delivery to the rear…”
“Was driving the car under normal acceleration when the transfer case failed. No power to the rear wheels. Acura dealer confirmed the problem. Will be fixed under warranty. No warning lamps or messages on the dash.”
“My 2021 tlx type s front wheels started to spin upon acceleration at 44k miles. I immediately scheduled an appt for the dealership. Was informed I needed a new transfer case unit, as the splines were shredded. With this, I also had to replace the transmission. All replaced and picked up today…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2021 Acura TLX Type S as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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