Mazda 6 Service Manual: No.25 a/c is not cut off under wide open throttle conditions

No.24 a/c is always on or a/c compressor runs continuously

No.26 exhaust sulphur smell

Other materials:

Mazda 6 Service Manual: Excessive Speed Warning
If the vehicle speed exceeds the speed limit sign displayed on the active driving display, the warning sound is activated and the area around the speed limit sign displayed on the active driving display flashes 3 times in amber, and if the vehicle speed continues to exceed the displayed speed ...

Mazda 6 Service Manual: To Temporarily Cancel
To temporarily cancel the system, use one of these methods: Slightly depress the brake pedal. (Manual transaxle) Depress the clutch pedal. Press the OFF/CANCEL switch. If the RESUME/ switch is pressed when the vehicle speed is 25 km/h (16 mph) or higher, the system reverts to the prev ...