This system uses the key buttons to remotely lock and unlock the doors and the trunk lid, and opens the trunk lid.
The system can start the engine without having to take the key out of your purse or pocket.
It can also help you signal for attention or help.
Operating the theft-deterrent system is also possible on theft-deterrent systemequipped vehicles.
System malfunctions or warnings are indicated by the following warning lights or beeps.
For vehicles with the type A instrument cluster, check the displayed message for more information and, if necessary, have the vehicle inspected at an Authorized Mazda Dealer, according to the indication.
If you have a problem with the key, consult an Authorized Mazda Dealer.
If your key is lost or stolen, consult an Authorized Mazda Dealer as soon as possible for a replacement and to make the lost or stolen key inoperative.
CAUTION
Radio equipment like this is governed by laws in the United States. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
NOTE

Keys
TransmitterMazda 6 Owners Manual: No.4 passenger-side air bag cut-off indicator light is illuminated all the
time
Diagnostic Procedure
When performing an asterisked (*) troubleshooting inspection, shake the
wiring harness and connectors while doing the inspection to discover whether
poor contact points are the cause of any intermittent malfunction. If there
is a problem, check to make sure connec ...
Mazda 6 Owners Manual: Starter inspection
On-vehicle Inspection
1. Verify that the battery is fully charged.
2. Crank the engine and verify that the starter rotates smoothly without any
noise.
If not, inspect the following.
- Remove the starter and inspect the magnetic switch and the starter.
- Inspect the related wiring har ...