Mazda 6 Service Manual: No.2 mil illuminates

No.1 melting of main or other fuses

No.3 will not crank

Other materials:

Mazda 6 Service Manual: Radar Sensors (Rear) (Some models)
Your vehicle is equipped with radar sensors (rear). The following systems also use the radar sensors (rear). Blind Spot Monitoring system (BSM) Rear Cross Traffic Alert (RCTA) The radar sensors (rear) function by detecting the radio waves reflected off a vehicle approaching from the rea ...

Mazda 6 Service Manual: Scheduled maintenance
SCHEDULED MAINTENANCE TABLE For Europe (L.H.D. U.K.) Chart symbols: I : Inspect and repair, clean, adjust, or replace if necessary. (Oil-permeated air cleaner elements cannot be cleaned using the air-blow method.) R : Replace T : Tighten L : Lubricate Remarks: To ensure efficient oper ...