
Diagnostic Procedure

Dtc 21
Dtc 58Mazda 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: 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 ...