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October 23, 2025 Service bulletin

The Mazda DCA-8000 is required for all warranty battery testing

Mazda technical service bulletin SA-007-25b for 2020-2026 Mazda MAZDA3, 2020-2025 Mazda CX-5 and 2020-2021 Mazda MAZDA6 and others.

Bulletin number
SA-007-25b
Component
Electrical system
Summary
The Mazda DCA-8000 is required for all warranty battery testing. If the Mazda DCA-8000 is not used, incorrect battery testing may result in unnecessary battery replacement. Use the following test procedures in this Service Bulletin to test Mazda vehicle batteries and to generate a Warranty Code. NOTE: A Warranty Code is required for warranty claim submission Battery Identification (Mazda batteries have 2 rating types) 1. JIS (Japanese Industrial Standard): JIS codes are six-digit alpha-numeric markings (excluding i-STOP batteries e.g. Q-85, S-95) molded into the top of the battery to identify a battery by the capacity (amps), dimensions, and battery terminal type. Vehicles manufactured in Japan come from the factory with a JIS rated battery. NOTE: Replacement batteries may use a CCA rating. If so, use the CCA rating listed on the battery.

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