The contact owns a 2019 Toyota Rav4. The contact stated while driving approximately 65 MPH, the "Engine Maintenance Required Please See Dealer" message was displayed. The contact stated that the vehicle was driving normally, however the message was intermittent. The contact had taken the vehicle to a local dealer, where it was diagnosed and determined that the coolant bypass valve needed to be replaced. The dealer advised the contact that the failure was associated to DTC code: P26815; and that coolant was leaking into the engine. The vehicle was repaired. The manufacturer was not informed of the failure. The failure mileage was approximately 47,800.

- Hernando, MS, USA

The contact owns a 2019 Toyota Rav4. The contact stated while driving at an undisclosed speed, a message displayed reading "All Wheel Drive Malfunction-??. The check engine warning light was illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 20V064000 (Engine and Engine Cooling) but the VIN was not included. The manufacturer was notified of the failure but provided no assistance. The failure mileage was 123,000.

- Lanham, MD, USA

The contact owns a 2019 Toyota Rav4. The contact stated while driving 40 MPH, the vehicle hesitated while attempting to accelerate. The contact stopped at a traffic light and the vehicle became inoperable. There were several unknown warning lights illuminated. The contact referenced NHTSA Campaign Number: 20V064000 (Engine and Engine Cooling). The vehicle was towed to the dealer. The vehicle was diagnosed and determined that the head gasket needed to be replaced. The vehicle had not been repaired. The manufacturer was made aware of the failure and determined that the vehicle was not included in a recall. The failure mileage was approximately 62,000.

- Hampton, VA, USA

The contact owns a 2019 Toyota Rav4. The contact stated that while driving at an undisclosed speed, the "Engine Maintenance Required, Take to Dealer" message was displayed. The vehicle was taken to the dealer, where it was diagnosed with a coolant leak and that an unknown part needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and confirmed that there was no recall associated with the VIN. The contact related the failure to NHTSA Campaign Number: 20V064000 (Engine and Engine Cooling) however, the VIN was not included in the recall. The failure mileage was approximately 31,000.

- Glen Oaks, NY, USA

The contact owns a 2019 Toyota Rav4. The contact stated that the check engine warning light was illuminated. The vehicle was taken to the local dealer where it was diagnosed that the coolant valve bypass had malfunctioned. The contact was informed that the parts were back-ordered. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 60,000. The VIN was not available.

- Kissimmee, FL, USA