Mazda 6 Service Manual: Dtc c1955, c1956

Dtc c1953, c1954

Diagnostic procedure ...

Dtc u2021

Note To warm up the engine completely, idle the engine and wait for more than 5 minutes. Diagnostic procedure ...

Other materials:

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 ...

Mazda 6 Service Manual: Direct Mode
Direct mode can be used for temporarily switching gears by operating the steering shift switch while the vehicle is being driven with the selector lever in the D range. While in direct mode, the D and M indication illuminate and the gear position in use is illuminated. Direct mode is canceled ...