Mazda – Denso Fuel Pump Recall & Class Action Settlement (2013–2020)

Mazda vehicles equipped with Denso low‑pressure fuel pumps from 2013–2020 were recalled due to defective impellers that can deform, crack, or absorb fuel, leading to stalling, hard starting, or sudden loss of power. A class action settlement was reached covering a wide range of Mazda models using these pumps.

Year(s) Make Model Should Purchase? Notes
2014 2015 2016 2017 2018 2019 2020 Mazda Mazda3 Caution Component: Denso Low‑Pressure Fuel Pump
Issues: stalling, no‑start, sudden loss of power, impeller cracking/deformation
Notes: included in Denso fuel pump recall & class action settlement
2013 2014 2015 2016 2017 2018 2019 2020 Mazda Mazda6 Caution Component: Denso Fuel Pump
Issues: stalling, hesitation, no‑start, impeller swelling
Notes: part of large multi‑manufacturer Denso recall; Mazda included in settlement
2014 2015 2016 2017 2018 2019 2020 Mazda CX‑5 Caution Component: Denso Fuel Pump
Issues: stalling at low speeds, no‑start, loss of power
Notes: one of the most commonly reported Mazda models in the recall
2016 2017 2018 2019 2020 Mazda CX‑9 Caution Component: Denso Fuel Pump
Issues: sudden power loss, stalling, impeller cracking
Notes: included in recall and settlement; verify VIN eligibility
2016 2017 2018 2019 2020 Mazda CX‑3 Caution Component: Denso Fuel Pump
Issues: hard starting, stalling, fuel starvation
Notes: covered under Denso fuel pump recall campaign

Summary of Denso Fuel Pump Defect Patterns

Settlement details

Mazda agreed to a class action settlement covering vehicles equipped with defective Denso fuel pumps. The settlement provides reimbursement for repairs, towing, rental expenses, and out‑of‑pocket costs related to pump failure. Mazda also replaced fuel pumps under a nationwide recall coordinated with NHTSA.

References