TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

Summary
SSPD4- 2024 CX-90 (MHEV) - OBD II Water Temp Sensor Detection Concern: The second water temperature sensor circuit failure may not be diagnosed correctly and also the execution rate of the evaporative monitor in the field may not be calculated correctly. The repair will be reprogramming the PCM with the modified software with MMDS, using MDARS. There are 9,991 vehicles in the campaign.

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Date Published
OCT 27, 2023
NHTSA TSB #
10244554
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