AutoBeta(AutoBeta.net)03/03 Report--

On December 14, according to foreign media reports, the National Highway Traffic Safety Administration (NHTSA) said it would launch an investigation into defects in about 454840 Nissan cars because of reports that engine failure could lead to power loss and inability to restart.

It is understood that the models investigated include the Nissan Rogue from 2021 to 2023 and the Altima from 2019 to 2021, as well as the Infiniti QX50 from 2019 to 2021. These models are equipped with 1.5T engine and 2.0T engine. According to the complaints, these engines suffered failures such as power loss and cylinder knocking, and metal blocks and debris were found in the oil pan.

The National Highway Traffic Safety Administration (NHTSA) said the US Office of defect investigation (ODI) had conducted a preliminary assessment of Nissan's Rogue, Altima and Infiniti QX50 vehicles and had received a total of six complaints about the problem. ODI pointed out that Nissan is seeking to solve the problem of damaged or stuck main bearings and connecting rods by introducing a variety of manufacturing processes. It also said: "if necessary, the scope of the investigation will be expanded."

According to other reports, car owners affected by this survey are all sold in China, and it is suggested that owners of related models should pay close attention to whether their vehicles have similar quality problems.

As of press time, the above models have not yet been recalled.

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