1. Remove the climate control unit.
2. Inspect for continuity between the fan switch terminals using an ohmmeter.


Climate control unit inspection
Defroster switch inspectionMazda 6 Service Manual: Radar Sensor (Front) (Some models)
Your vehicle is equipped with a radar sensor (front).
The following systems also use the radar sensor (front).
Distance Recognition Support System (DRSS)
Mazda Radar Cruise Control (MRCC)
Smart Brake Support (SBS)
The radar sensor (front) functions by detecting the radio waves reflected ...
Mazda 6 Service Manual: Troubleshooting
Mazda Bluetooth® Hands-Free Customer Service
If you have any problems with Bluetooth®, contact our toll-free customer service
center.
U.S.A. Phone: 800-430-0153 (Toll-free) Web:
www.MazdaUSA.com/bluetooth
Canada Phone: 800-430-0153 (Toll-free) Web:
www.mazdahandsfree.ca
Mexico Cente ...