2018–2019 Acura MDX, 2019 Acura RLX, 2019 Acura RLX Hybrid and 4 other models Recall: Timing belt teeth may separate from the belt
NHTSA campaign 19V298000 · Engine and Engine Cooling · filed Apr 12, 2019 · verified Jul 30, 2026
The defect
Honda (American Honda Motor Co.) is recalling certain 2018-2019 Acura MDX and Honda Pilot vehicles and 2019 Acura RLX, RLX Sport Hybrid, TLX and Honda Odyssey and Ridgeline vehicles. The timing belt teeth may separate from the belt.
The risk
Teeth separation from the timing belt may result in an engine stall, increasing the risk of crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Honda will notify owners, and dealers will inspect the vehicle and replace any affected timing belt free of charge. Vehicles receiving a replacement timing belt will also have the engine inspected and any damaged components will be replaced for free. The recall began June 7, 2019. Honda owners may contact customer service at 1-888-234-2138. Honda's number for this recall is L4M. Acura owners may contact customer service at 1-888-234-2138. Acura's number for this recall is Z4L.
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
Related recalls
More Acura MDX recalls
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Other campaigns involving Acura vehicles
Source: NHTSA recall database, campaign 19V298000 (manufacturer number L4M, Z4L). Data last verified Jul 30, 2026.