Mazda 6 Service Manual: No.22 vibration concerns (engine)

No.21 engine noise

No.23 a/c does not work sufficiently

Other materials:

Mazda 6 Service Manual: Combine sensor inspection
Caution Be careful and do not allow the lateral-G sensor to fall. If by chance it is subjected to strong impact, replace it. 1. Connect the connector. 2. Turn ignition switch on, verify the voltage between terminals B and E under the following conditions. If not within the specifi ...

Mazda 6 Service Manual: Drive belt auto tensioner inspection
1. Remove the drive belt. (See DRIVE BELT REPLACEMENT.) 2. Verify that the drive belt auto tensioner moves smoothly in the operational direction. Replace the drive belt auto tensioner if necessary. 3. Turn the drive belt auto tensioner pulley by hand and verify that it rotates smoothly ...