Connect battery positive voltage to terminal A and ground to terminal B of the blower motor and verify its operation.

Blower motor removal/installation
Resistor removal/installationMazda 6 Service Manual: Trunk end trim removal/installation
4SD
1. Remove the fasteners.
2. Pull the trunk end trim upward, then disengage clips A, pins B, and hooks.
3. Remove the trunk end trim.
4. Install in the reverse order of removal.
5HB
1. Pull the trunk end trim upward, then disengage clips A, pins B, and hooks.
2. Remove the trunk end tr ...
Mazda 6 Service Manual: Foreword
When the customer reports a vehicle malfunction, check the malfunction
indicator lamp (MIL) indication and diagnostic trouble code (DTC), then
diagnose the malfunction according to following flowchart.
- If a DTC exists, diagnose the applicable DTC inspection. (See DTC
TABLE.)
- ...