1. Disconnect the negative battery cable.
2. Disconnect the EGR valve connector.
3. Remove in the order indicated in the table.


4. Install in the reverse order of removal.
Water Hose Removal Note
EGR Valve Removal Note
1. Remove the air hose. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION)
2. Remove the upper radiator hose. (See RADIATOR REMOVAL/INSTALLATION.)
Purge solenoid valve inspection
Egr valve inspectionMazda 6 Service Manual: Dynamometer
When inspecting and servicing the power train on the dynamometer or
speed meter tester, pay attention to the following:
- Place a fan, preferably a vehicle-speed proportional type, in front
of the vehicle.
- Make sure the vehicle is in a facility with an exhaust gas
ventilation ...
Mazda 6 Service Manual: Headlight zeroset
Note
When the configuration is not set for the auto leveling control unit,
headlight zeroset cannot be executed.
1. Adjust the tire air pressure to the specification.
2. Position the unloaded vehicle on a flat, level surface.
3. Connect the SST (WDS or equivalent) to the DLC-2.
4. Turn t ...