A change in resin composition by Delphi has led to inadvertent and unpredictable failures of direct-acting piezo diesel fuel injections systems on some Mercedes-Benz passenger cars. The resin concerned encapsulates the tiny piezo stack in the centre of the injection nozzle and can cause fuel flow failure. A spate of failures Subscribe to Automotive World … Continued
A change in resin composition by Delphi has led to inadvertent and unpredictable failures of direct-acting piezo diesel fuel injections systems on some Mercedes-Benz passenger cars. The resin concerned encapsulates the tiny piezo stack in the centre of the injection nozzle and can cause fuel flow failure.
A spate of failures
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https://www.automotiveworld.com/articles/81818-germany-problems-for-some-diesel-piezos/
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