Vehicle recall R/2021/439

Mazda CX-5 recall: Catalytic reduction (scr) system wiring may become damaged by contamination

DVSA recall R/2021/439 names the Mazda CX-5. It was launched 11 January 2022. It covers vehicles built 15 May 2018 to 24 September 2020.

Recall data updated 22 September 2026

Recall: R/2021/439
Launched: 11 January 2022
Issued by: MAZDA
Manufacturer reference: AM038A
Vehicles: 2,187 across the lines below

What can go wrong

Catalytic Reduction (SCR) system wiring may become damaged by contamination

The fix

Inspect the SCR harness repair if necessary and fit protector.

Models and build dates

As listed in the DVSA recall file. Vehicle numbers are DVSA figures for each line.
Model	Built	Vehicles
Mazda CX-5	15 May 2018 to 24 September 2020	2,187

Is a specific car affected? A recall lists models and build dates, not individual vehicles, so these pages cannot tell you whether one car is included. Enter the registration on the DVSA vehicle recall checker on GOV.UK, or give the vehicle identification number (VIN) to the manufacturer or one of its dealers. Buying used? Ask the seller for proof that any recall work was done.

Other recalls for these models

R/2021/435 Low pressure fuel pump impeller might become deformed 4 January 2022, Mazda 2, Mazda CX-3, Mazda 6 and others
R/2020/058 One or both LED daytime running lamps may flicker flash or fail completely 23 March 2020, Mazda CX-5
R/2019/187 Soot may accumulate around the intake shutter valve on the inlet side of the engine 25 July 2019, Mazda CX-5, Mazda 3, Mazda 6
R/2018/289 Injector mounting nuts tightening force may be insufficient 17 September 2018, Mazda CX-5, Mazda 3, Mazda 6
R/2018/288 Fuel injector software does not control the electric current correctly 17 September 2018, Mazda 6, Mazda CX-5, Mazda 3
R/2018/236 Vacuum pump may wear prematurely. 17 September 2018, Mazda CX-5, Mazda 6, Mazda 3

Found one you might buy?

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Source

Contains public sector information licensed under the Open Government Licence v3.0. Source: DVSA vehicle recall records (RecallsFile.csv), recalls launched 1992 to 2026. Recall data updated 22 September 2026.

Recall wording is DVSA's, with capitals and punctuation tidied and American spellings such as tire, center and windshield given in British English. We list a recall when its make and model match a car or van family with at least 1,000 DVSA MOT tests from 2022 to 2025, and when the maker of the vehicle issued it.

Not affiliated with or endorsed by DVSA. Methodology · Data sources