Mazda CX-5 2013–2015 — technical service bulletin
Bulletin 09-036-18-3526 · NHTSA communication 10145253 · issued Sep 20, 2018
Technical service bulletin
communication type
Electrical System
component
2013–2015
model years
3
vehicle entries
Official summary
Some vehicles may experience one or more of the following symptoms in connection with a malfunction related to the C-15 connector. The driver side power window does not operate. The door does not open when using the advanced keyless system. The warning lamp stays ON even after the ignition switch is turned OFF. DTC B10E7:17 (START STOP UNIT, IG1 Relay Circuit Malfunction) and DTCs related to communication errors may be stored in PCM memory. Engine no start due to battery discharge. The symptoms listed above may be caused by corrosion of the C-15 connector terminals due to water intrusion throu
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.