Mazda 6 Service Manual: No.23 a/c does not work sufficiently

No.22 vibration concerns (engine)

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

Other materials:

Mazda 6 Service Manual: Parking brake (lever type) adjustment
1. Start the engine and depress the brake pedal several times. 2. Stop the engine. 3. Remove the ashtray behind the center console. 4. Turn the adjusting nut as shown in the figure. 5. After adjustment, inspect the following points: (1) Turn the ignition switch to ON, pull the parking brak ...

Mazda 6 Service Manual: No.1 while vehicle is in reverse, vehicle locator mark goes forward
When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while doing the inspection to discover whether poor contact points are the cause of any intermittent malfunction. If there is a problem, check to make sure connectors, terminals and wiri ...