Description
Mazda technical service bulletin 01-009-26 for 2026 Mazda CX-5.
- Bulletin number
- 01-009-26
- Component
- Electrical system
- Summary
- DESCRIPTION Some vehicles may exhibit a discharged 12V battery when attempting to start the engine. This concern is due to improper control of the Body Control Module (BCM) and Central Gateway (CGW) software, causing the vehicle to repeatedly cycle between wake-up and sleep states, eventually resulting in a discharged battery. To eliminate this concern, the BCM and CGW control software have been modified. REPAIR PROCEDURE 3. Reprogram the BCM and CGW with the Mazda Modular Diagnostic System (M-MDS), using Mazda Diagnostic and Repair Software (MDARS II): MDARS II ECU Reprogramming Procedure.
Owners of these vehicles have filed 5 complaints in the electrical category.
Vehicles covered
- Mazda CX-5 2026 2026
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