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: Engine Coolant Temperature Gauge
Displays the engine coolant temperature. The blue gauge indicates that the engine coolant temperature is low, and the red gauge indicates that the engine coolant temperature is high and overheating. CAUTION If the high engine coolant temperature warning light (red) turns on, there is a pos ...

Mazda 6 Service Manual: Manifold absolute pressure (map) sensor inspection
Note Perform the following inspection only when directed. The following vacuum values are indicated by relative pressure from the MAP sensor. 1. Connect the SSTs (WDS or equivalent) to the DLC-2. 2. Turn the ignition switch to ON (Engine OFF). 3. Select MAP PID on the SSTs (WDS or equi ...