What the source says
The documented condition
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2019 Lexus LS500, LC500, ES300h, UX250h, LS500h, Toyota Prius, RAV4 HV, 2019-2020 Toyota Prius Prime, and 2020 Corolla HV vehicles. The brake booster pump may fail causing a deactivation of the Vehicle Stability Control system and a loss of braking assist. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 126, "Electronic Stability Control Systems."
Consequence identified by NHTSA
Deactivation of the vehicle stability control system or a loss of braking assist increases the risk of a crash.
Campaign 19V544000; report received 2019-07-24. Source checked 2026-10-18.
Source component: ELECTRONIC STABILITY CONTROL (ESC)
Compare the pattern
Symptoms and vehicle scope
Condition described by NHTSA
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2019 Lexus LS500, LC500, ES300h, UX250h, LS500h, Toyota Prius, RAV4 HV, 2019-2020 Toyota Prius Prime, and 2020 Corolla HV vehicles. The brake booster pump may fail causing a deactivation of the Vehicle Stability Control system and a loss of braking assist. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 126, "Electronic Stability Control Systems."
Vehicles and limits
- NHTSA model names: PRIUS, PRIUS PRIME. Model years: 2019, 2020.
- NHTSA campaign 19V544000
- The complete campaign lists 6,925 potentially affected units across all listed vehicles.
- A make, model and year match does not establish VIN eligibility.
Manufacturer position
What the official procedure directs
Toyota will notify owners, and dealers will inspect and, if necessary, replace the brake booster pump, free of charge. The recall began September 20, 2019. Toyota owners may contact Toyota customer service at 1-888-270-9371 and Lexus owners may contact Lexus customer service at 1-800-255-3987. Toyota's numbers for this recall are K1L/K0L. Lexus' numbers for this recall are K2F/KLF.
Mileage context
Safety recall eligibility is based on the VIN and campaign scope, not ordinary warranty mileage. Check the complete VIN even when the vehicle is outside its original warranty.
Original evidence
Open the documents behind this record.
NHTSA safety recall · 19V544000 · 2019-07-24
NHTSA campaign 19V544000
Official component, defect, consequence and remedy; checked 2026-10-18.
Repair paths and safe checks
Match the action to the evidence.
Official recall remedy
Toyota will notify owners, and dealers will inspect and, if necessary, replace the brake booster pump, free of charge. The recall began September 20, 2019. Toyota owners may contact Toyota customer service at 1-888-270-9371 and Lexus owners may contact Lexus customer service at 1-800-255-3987. Toyota's numbers for this recall are K1L/K0L. Lexus' numbers for this recall are K2F/KLF.
Confirm VIN eligibility and current remedy instructions with the manufacturer.
Check the complete VIN
Check the 17-character VIN at NHTSA.gov/recalls and ask the manufacturer whether this campaign remains open for the vehicle.
The model-year list is not proof that an individual vehicle is affected.
Record reviewed in the source on 2026-10-18. Confirm the current document and VIN instructions before arranging work.
How we check a problem · All records for the 2019 Toyota Prius