1. Remove the air hose. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
2. Disconnect the vacuum hose from the VTCS shutter valve actuator.

3. Connect a vacuum pump to the VTCS shutter valve actuator.
4. Apply vacuum and verify that the rod moves.

Variable intake-air system (vis) control solenoid valve inspection (l3)
Variable tumble control solenoid valve inspectionMazda 6 Service Manual: Foot Brake
This vehicle has power-assisted brakes that adjust automatically through normal
use.
Should power-assist fail, you can stop by applying greater force than normal
to the brake pedal. But the distance required to stop will be greater than usual.
WARNING
Do not coast with the engine stalled or t ...
Mazda 6 Service Manual: Rear side seat belt removal/installation
Caution
The ELR has a spring that will unwind if the retractor's cover is
removed. The spring cannot be rewound by hand. If this occurs, the ELR will
not work properly. Therefore, do not disassemble the retractor.
4SD
1. Fold the rear seat back.
2. Remove the rear side seats.
3. Remo ...