Mazda 6 Service Manual: No.3 will not crank

No.2 mil illuminates

No.4 hard to start/long crank/erratic start/erratic crank

Other materials:

Mazda 6 Service Manual: Intake-air system removal/installation
Warning When the engine and intake-air system are hot, they can badly burn. Turn off the engine and wait until they are cool before removing the intake-air system. Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. Always keep sparks and flames away from ...

Mazda 6 Service Manual: Power Window Lock Switch
This feature prevents all power windows from operating, except the driver's power window. Keep this switch in the locked position while children are in the vehicle. Locked position (button depressed): Only the driver's power window can be operated. Unlocked position (button not depressed): All ...