Mazda 6 Service Manual: No.2 mil illuminates

No.1 melting of main or other fuses

No.3 will not crank

Other materials:

Mazda 6 Service Manual: Overheating
If the high engine coolant temperature warning light turns on, the vehicle loses power, or you hear a loud knocking or pinging noise, the engine is probably too hot. WARNING Pull over to a safe location, then switch the ignition off and make sure the fan is not running before attempting t ...

Mazda 6 Service Manual: Climate control unit inspection
Full-auto Air Conditioner 1. Connect the all center panel connectors. 2. Turn the ignition switch to ON position. 3. Measure the voltage at each climate control unit terminal and refer to the terminal voltage list. If not as specified, inspect the parts listed under Action and the relate ...