Installing room fuse 15A to Mazda

July 1, 2024
You may experience a 2013-2021 Mazda CX-5, 2016-2021 CX-3, 2014-2021 Mazda6, 2016-2021 MX-5, 2014-2018 Mazda3 or 2016-2021 CX-9 vehicle with the check engine light on and DTC P2610 and P2507 stored in memory after engine start and room fuse 15A was removed.

You may experience a 2013-2021 Mazda CX-5, 2016-2021 CX-3, 2014-2021 Mazda6, 2016-2021 MX-5, 2014-2018 Mazda3 or 2016-2021 CX-9 vehicle with the check engine light on and DTC P2610 and P2507 stored in memory after engine start and room fuse 15A was removed.

P2610:00 indicates instrument cluster internal engine off timer performance problem. P2507:00 indicates PCM battery voltage low input.

As a past malfunction, the customer will not notice it (no warning light) but the DTC may be found during vehicle service.

P2507 is this situation is only applicable on 2016 and later models. This is cause by the engine being started three or more times after a short duration of engine off (less than 15 seconds) with the room fuse removed.

1. Verify that DTC P2610 and P2507 are stored in PCM memory.

2. Install room fuse 15A with ignition off.

3. Start the engine and let it run for at least 10 seconds, then stop the engine.

4. Start the engine again and verify that the check engine light is off, then stop the engine.

5. Clear P2610 and P2507 from PCM memory using IDS.

6. Verify that no other DTCs are stored in memory.

About the Author

Motor Age Staff

Motor Age has been publishing technical content for professional automotive technicians since 1899. Our writers have decades of experience and scores of ASE certifications, and they continue to teach new generations of technicians via classrooms all around the globe, as well as through the books and training manuals they've authored. 

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