Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Mazda CX-3 2004–2017technical service bulletin

Bulletin 1099M · NHTSA communication 10092421 · issued Apr 28, 2016

Technical service bulletin
communication type
Electrical System
component
2004–2017
model years
60
vehicle entries

Official summary

When reprogramming a control module, always use the gr-8 battery management system power supply mode. If not used, the control module reprogramming may fail due to a weak vehicle battery.the gr-8 battery management system power supply mode prevents the vehicle battery from being discharged. This allows the ids to reprogram a control module without interference from a weak or undercharged vehicle battery. Note: control module damage may occur if the gr-8 battery management system power supply mode is not used.

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.