Mazda 6 Service Manual: No.26 exhaust sulphur smell

No.25 a/c is not cut off under wide open throttle conditions

No.27 constant voltage

Other materials:

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.) - ...

Mazda 6 Service Manual: Dynamometer
When inspecting and servicing the power train on the dynamometer or speed meter tester, pay attention to the following: - Place a fan, preferably a vehicle-speed proportional type, in front of the vehicle. - Make sure the vehicle is in a facility with an exhaust gas ventilation ...