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Service bulletin SSPD3a

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10248296
Published by NHTSA2024-01-04
Manufacturer's numberSSPD3a
Manufacturer's date2023-12-27
NHTSA componentUNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS

NHTSA's summary

SSPD3- 2024 CX-90 (PHEV) - OBD II AC Refrigerant Pressure Detection Concern: On certain CX-90 vehicles, air conditioner refrigerant pressure malfunction may not be judged correctly due to inappropriate failure judgement program of PCM. The repair will be reprogramming the PCM and ECU with the modified software with MMDS, using MDARS. There are 6,089 vehicles in the campaign.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Glass, wipers and mirrors, Heating and air conditioning, Engine control module

Vehicles listed
MAZDA CX-902024

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
24V8150002024-10-31. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
SSPD32023-11-01. Service bulletin. SSPD3- 2024 CX-90 (PHEV) - OBD II AC Refrigerant Pressure Detection Concern: On certain CX-90 vehicles, air conditioner refrigerant pressure malfunction may not be judged correctly due to inappropriate failure judgement program of PCM. The repair will be reprogramming the PCM and ECU with the modified software with MMDS, using MDARS. There are 6,089 vehicles in the campaign.