
Diagnostic procedure


No.14 poor fuel economy
No.16 high oil consumption/leakageMazda 6 Service Manual: Combination switch removal/installation
   1. Disconnect the negative battery cable.
2. Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE 
REMOVAL/INSTALLATION.)
3. Remove the steering wheel. (See STEERING WHEEL AND COLUMN 
REMOVAL/INSTALLATION.)
4. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION)
5 ...
   
Mazda 6 Service Manual: Power window main switch inspection
   Drivers side
1. Remove the driver-side front door trim.
2. Connect the power window main switch connector.
3. Measure the voltage at the power window main switch terminals as indicated 
below.
4. Disconnect the power window main switch connector before inspecting for 
continuity at terminals 1 ...