Controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
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2022
Denso reports ransomware access at German group company
Issue disclosure
A Denso spokesperson said the company detected unauthorized access using ransomware at DENSO Automotive Deutschland GmbH on Thursday local time. The spokesperson declined to confirm a report that an alleged cybercrime group had stolen information; production and business activities had not been affected at that point.
Source excerpt
The Denso spokesperson declined to confirm the NHK report but said production and business activities have not been affected at this point.
A Denso spokesperson told Reuters it had detected unauthorized access using ransomware at DENSO Automotive Deutschland GmbH, a group company that handles sales and engineering in Germany, on Thursday local time.
An alleged cybercrime group released a statement on Sunday saying it had stolen classified information from Toyota Motor Corp’s main supplier Denso and will release it on the dark web, Japan’s public broadcaster NHK reported.
2020
Fuel-pump defect class actions in Canada
Canadian class-action proceedings alleged that certain Denso fuel pumps installed in Acura, Honda, Lexus, Subaru, and Toyota vehicles were defective.
2020
Denso expands fuel-pump recall to 3.53 million U.S. vehicles
Recall announced
Denso announced an expansion of a fuel-pump recall in the United States, stating that 1.5 million additional vehicles needed to be recalled and bringing the stated U.S. total to 3.53 million vehicles. According to the source, the affected fuel-pump impeller can swell and break, which may potentially cause the vehicle to stall or fail to start. The announcement concerns the scope of the recall and the described component issue; no further details on causes, remedies, or outcomes are provided in the source.
Denso announced that 1.5 million additional vehicles needed to be recalled, bringing the stated U.S. total to 3.53 million. The article says the affected fuel-pump impeller can swell and break, potentially causing the vehicle to stall or fail to start.
Source excerpt
The impeller may seize and stop working, which could translate to stalling while driving or the vehicle not starting at all.
Denso has recently announced that 1.5 million more vehicles need to be called back on top of the 2 million we’ve mentioned earlier, ballooning the grand total to 3.53 million vehicles in the United States of America.
2020
Honda recalls nearly 1.4 million vehicles over fuel-pump issue
Recall announced
Honda is recalling nearly 1.4 million vehicles worldwide because their fuel pumps could fail and cause engines to stall or lose power. Dealers will replace the pumps at no cost to owners.
Company response
Recall — Honda
Source excerpt
It’s part of a larger recall of fuel pumps made by parts supplier Denso.
Dealers will replace the fuel pumps at no cost to owners.
DETROIT — Honda is recalling nearly 1.4 million vehicles worldwide because their fuel pumps could fail and cause engines to stall or lose power.
2019
BMW sues Valeo and Denso over alleged price fixing
Lawsuit filed
BMW sued suppliers Valeo and Denso over price fixing on air-conditioning components. The article reports that the case relates to a 2017 European Commission decision that fined several car-part makers, including Valeo and Denso, for operating cartels.
Source excerpt
BERLIN (Reuters) - BMW <BMWG.DE> is suing two of its suppliers over price fixing on air conditioning components, the German carmaker said on Wednesday.
The case was first reported in the Handelsblatt newspaper, which said that BMW was suing France's Valeo and Japan's Denso for damages of 141 million euros ($155.4 million).
The case relates to a decision in 2017 https://www.reuters.com/article/us-eu-antitrust-autos/eu-fines-six-car-cooling-system-suppliers-155-million-euros-idUSKBN16F173 by the European Union's competition authority to fine several car part makers - including Valeo and Denso - a total of 155 million euros for having operated cartels in a number of their markets.
2012
Automotive-parts price-fixing case
The United States Department of Justice said Denso played a significant role in a price-fixing and component-allocation conspiracy involving automotive manufacturers. Denso agreed to pay a US$78 million fine.