Mazda 6 Service Manual: No.6 cranks normally but will not start

No.5 engine stalls-after start/at idle

No.7 slow return to idle

Other materials:

Mazda 6 Service Manual: To Turn Off an Armed System
An armed system can be turned off using any one of the following methods: Pressing the unlock button on the transmitter. Starting the engine with the push button start. (With the advanced keyless function) Pressing a request switch on the doors. The hazard warning lights will flash twic ...

Mazda 6 Service Manual: Antilock Brake System (ABS)
The ABS control unit continuously monitors the speed of each wheel. If one wheel is about to lock up, the ABS responds by automatically releasing and reapplying that wheel's brake. The driver will feel a slight vibration in the brake pedal and may hear a chattering noise from the brake system ...