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September 11, 2023 Service bulletin

Some customers may experience any of the following: Multiple Warning Lights On Infotainment center display...

Mazda technical service bulletin SA-052-23 for 2024 Mazda CX-90.

Bulletin number
SA-052-23
Component
Electrical system
Summary
Some customers may experience any of the following: Multiple Warning Lights On Infotainment center display blank Engine no start unless the key transmitter is placed near the start button. Interior lights do not illuminate. DTC P2507:00 - PCM, PCM POWER SYSTEM: (LOW INPUT) stored. DTC U0156:00 - PCM, CAN communication system, Communication error with CMU (Connectivity Master Unit). This may be caused by Fuse F1 not fully seated or poor terminal tension.

Owners of these vehicles have filed 41 complaints in the electrical category.

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