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: Starting a Flooded Engine
If the engine fails to start, it may be flooded (excessive fuel in the engine). Follow this procedure: 1. If the engine does not start within five seconds on the first try, wait ten seconds and try again. 2. Make sure the parking brake is on. 3. Depress the accelerator all the way and hold it ...

Mazda 6 Service Manual: When Trunk Lid Cannot be Opened
If the vehicle battery is dead or there is a malfunction in the electrical system and the trunk lid cannot be opened, perform the following procedure as an emergency measure to open it: 1. Open the cover. 2. Move the lever to the left to fold the seatback. 3. Move the lever to the left to o ...