It’s one factor after one other. Within the wake of Daihatsu’s security check scandal comes information of irregularities that occurred throughout certification testing of quite a few Toyota diesel engines. This has come to mild following an investigation carried out by a particular investigation committee.

In an announcement, the automaker stated that Toyota Industries Company (TICO), which it had commissioned to develop diesel engines for vehicles, reported to it that the investigation uncovered irregularities in the course of the horsepower output testing for the certification of three diesel engine fashions TICO had been commissioned to construct.

The investigation discovered that in certification testing, the horsepower output efficiency of those engines was measured utilizing ECUs with software program that differed from that used for mass manufacturing, in order that outcomes might measure to make values seem smoother with much less variation.

Toyota stated that 10 automobile fashions are utilizing the affected engines – that are the 1GD, 2GD and F33A – globally, together with six in Japan. The two.8 litre 1GD is used on the Land Cruiser Prado from August 2020 (since discontinued), the HiAce/GranAce/Bongo Brawny from 2017 and the Hino Dyna/Dutro from Could 2021, in addition to the Thai-made Hilux and Thai and Indonesian-made Fortuner from Could 2020.

As for the two.4 litre 2GD, the stated engine will be discovered on Thai-assembled Hilux and Indian-built Innova models from Could 2020. Lastly, the three.3 litre V6 F33A sequence oil burners are models equipping the Land Cruiser 300 and LX 500d fashions constructed by subsidiary Toyota Auto Physique.

Toyota stated that based mostly on the outcomes of the investigation, TICO has determined to quickly droop shipments of the affected engines, and that it has additionally determined to quickly droop shipments of autos outfitted with the affected engines.

As for engines already in service, the corporate stated that it has re-verified the mass-produced merchandise manufactured on the TICO plant and confirmed that the affected engines and autos meet engine efficiency output requirements, and that there is no such thing as a want for purchasers to cease utilizing the affected engines or autos.

The automaker stated that going ahead, it should present detailed explanations to the authorities and promptly proceed with acceptable measures, together with conducting testing within the presence of witnesses, ought to there be want to take action.

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