Mazda CX-5 2013–2018 — technical service bulletin
Bulletin 01-021-18-3514a · NHTSA communication 10148007 · issued Oct 22, 2018
Technical service bulletin
communication type
Engine
component
2013–2018
model years
6
vehicle entries
Official summary
Some vehicles may experience a lack of power and the check engine light on with DTC P61B:00 stored in the PCM memory when driving in high temperatures at high elevations. DTC P061B:00 - [PCM] Internal control module torque calculation performance problem. This concern may be caused by improper PCM control logic. The engine torque calculation error may increase in high temperatures at high elevations. To eliminate this concern, the PCM software has been modified.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.