Campaign 21V-875

Impeller inside the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail

Defect summary

Mazda North American Operations (Mazda) is recalling certain 2018 Mazda3, Mazda6, 2019 CX-3, 2018-2019 MX-5, CX-5, CX-9, and 2019-2020 Mazda2 vehicles. The impeller inside the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail.

Consequence

Fuel pump failure may cause an engine stall, increasing the risk of a crash.

Remedy

Dealers will replace the fuel pumps, free of charge. Owner notification letters were mailed July 18, 2022. Owners may contact Mazda customer service at 1-800-222-5500 Option 4. Mazda's number for this recall is 5321K.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Source: NHTSA ODI recalls file, campaign 21V875000. Text as published by NHTSA.

Vehicles covered

7 product lines are covered

Owner complaints filed with NHTSA about fuel system on these vehicles: 90, of which 1 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 21V-875
Make	Model	Model years	Complaints on this component
Mazda	CX-3	2019	4
Mazda	CX-5	2018 to 2019	60
Mazda	CX-9	2018 to 2019	9
Mazda	MAZDA2	2019 to 2020	0
Mazda	MAZDA3	2018	10
Mazda	MAZDA6	2018	7
Mazda	MX-5	2018 to 2019	0

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

2 service bulletins on this component came first

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

21V-744 Sep 24, 2021
Fuel may leak from the fuel pump mounting rings
20V-347 Jun 12, 2020
Evaporative vent hose for the fuel tank may be disconnected, possibly allowing fuel to leak from the charcoal canister vent at the rear of the vehicle
17V-354 Jun 1, 2017
Heat from the engine and the exhaust may cause the main fuel pump pipe to crack
16V-793 Oct 31, 2016
Affected vehicles have fuel pump sealing rings that may deteriorate due to exposure to heat from the engine or exhaust pipe
16V-788 Oct 28, 2016
On vehicles with a 3.0L engine, the Fuel Delivery Module (FDM) may crack, causing a fuel leak
16V-685 Sep 23, 2016
During manufacturing, the fuel tanks for the affected vehicles may have deformed, resulting in a fuel leak from the recirculation pipe welded…