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: Actuator cable removal
1. Remove the plug hole plate. 2. Remove the cover from the cruise actuator. (See CRUISE ACTUATOR REMOVAL/INSTALLATION.) 3. Remove the installation nut and pull the cruise actuator toward you. 4. Move the throttle, and remove the end fitting of the actuator cable from the throttle. 5. Sque ...

Mazda 6 Service Manual: Intermittent concern troubleshooting
  Vibration Method 1. If malfunction occurs or becomes worse while driving on a rough road or when engine is vibrating, perform the steps below. Note There are several reasons vehicle or engine vibration could cause an electrical malfunction. Some of the things to check for are: ...