System triggering conditions
The horn sounds intermittently and the hazard warning lights flash for about 30 seconds when the system is triggered by any one of the following:
If the system is triggered again, the lights and horn will activate until the driver's door or the trunk lid is unlocked with the transmitter.
(With the advanced keyless function)
The lights and horn can also be deactivated by pressing the request switch on a door.
NOTE
If the battery goes dead while the theftdeterrent system is armed, the horn will activate and the hazard warning lights will flash when the battery is charged or replaced.
Theft-Deterrent System (Some models)
How to Arm the SystemMazda 6 Owners Manual: Idle air control (iac) valve inspection
   Note
	Perform the following inspection only when directed.
Operation Test
Carry out the Idle Air Control Inspection. (See Idle Air Control System 
Inspection.)
	If not as specified, perform the further inspection for the IAC valve.
Resistance Inspection
1. Disconnect the negative batt ...
   
Mazda 6 Owners Manual: Clock spring inspection
   1. Remove the clock spring.
2. Inspect for continuity between the clock spring terminals using an 
ohmmeter.
	If not as specified, replace the clock spring.
Note
	When the vehicle-side connector of clock spring is disconnected, 
	the terminals 1A,1B, 1C and 1D are shorted to prevent  ...