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: Setting the System
When the MODE switch is pressed, the Mazda Radar Cruise Control (MRCC) main indication (white) turns on and the vehicle speed and the distance between vehicles while in headway control can be set. NOTE When the ignition is switched to ACC or OFF while the Mazda Radar Cruise Control (MR ...

Mazda 6 Service Manual: Dtc c1095, c1096
Caution When attaching the tester lead to the ABS (ABS/TCS) HU/CM harnesses connector the SST (49 G066 001) must be used. (See ABS (ABS/TCS) HU/CM INSPECTION.) Diagnostic procedure ...