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October 11, 2024 Service bulletin

Some customer may experience any of the following: Multiple Warning Lights On • Infotainment center...

Mazda technical service bulletin SA-040-24a for 2024-2025 Mazda CX-90 and 2025 Mazda CX-70.

Bulletin number
SA-040-24a
Component
Electrical system
Summary
Some customer 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 (poor terminal tension) or a poor ground connection at the front harness connector G03.

Owners of these vehicles have filed 49 complaints in the electrical category.

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