NHTSA service bulletin

NHTSA Service Bulletin 10215261: 2018, 2019 Mazda Cx-5

Official manufacturer communication context for 2018, 2019 Mazda Cx-5, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 10215261 summary graphic for 2018, 2019 Mazda Cx-5
10215261NHTSA document ID
Manufacturer communicationcommunication type
1affected product rows
92/100quality score

Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.

Quick answer

Some customers may experience a check engine light illumination with DTCs P24C6:00, P24C7:00, P24AE:00, P24B1:00 and/or P24AF:00 stored in PCM memory. - P24C6:00 - PM sensor: internal temperature sensor malfunction (1DC DTC) - P24C7:00 - PM sensor temperature circuit range/performance (2DC DTC) - P24AE:00 - PM sensor control circuit range/performance problem (1DC DTC) - P24B1:00 - PM sensor circuit high input (1DC DTC) - P24AF:00 - PM sensor circuit range/performance (2DC DTC) [Particulate Matter (PM) Sensor] DTCs may be caused by the following: - DTC P24C6:00: May be caused by water condensation in the exhaust system which may accumulate on the PM sensor element and result in cracks. - DTCs P24AE:00, P24B1:00, P24AF:00: May also be caused by water condensation in the exhaust system which may accumulate on the PM sensor element and result in an incorrect output signal. To eliminate these DTCs, the following improvements have been made: - The PM sensor has been improved (DTC P24C6:00). - The mounting orientation of the PM sensor has been changed to reduce water accumulation (DTCs P24AE:00, P24B1:00, P24AF:00). - The detection condition of DTCs P24AE:00 and P24B1:00 has been changed to 2DC, which will no longer detect a temporary incorrect sensor output.

What this bulletin may mean before buying

Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.

Affected products listed in this communication

MakeModelModel yearsBuyer note

Buyer checklist

  1. Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
  2. Check recall campaign pages for safety actions that may require dealer repair.
  3. Compare this bulletin with common problem pages for the same model and component area.
  4. Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
  5. Use the used-car buying checklist and get an independent inspection.

Frequently asked questions

What is NHTSA service bulletin 10215261?

Some customers may experience a check engine light illumination with DTCs P24C6:00, P24C7:00, P24AE:00, P24B1:00 and/or P24AF:00 stored in PCM memory. - P24C6:00 - PM sensor: internal temperature sensor malfunction (1DC DTC) - P24C7:00 - PM sensor temperature circuit range/performance (2DC DTC) - P24AE:00 - PM sensor control circuit range/performance problem (1DC DTC) - P24B1:00 - PM sensor circuit high input (1DC.

Is a service bulletin the same as a recall?

No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.

How should a used-car buyer use this bulletin?

Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.

Check the exact VIN before you buy

Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.

Get Full Report