Vibration Method
Note
- Connectors not fully seated.
- Wire harnesses not having full play.
- Wires laying across brackets or moving parts.
- Wires routed too close to hot parts.

Connector Terminal Check Method
1. Check the connection condition of each female terminal.
2. Insert male terminal into the female terminals to check for looseness.

 Foreword
ForewordMazda 6 Service Manual: Light switch inspection
   Light switch LH side
1. Remove the light switch. (See LIGHT SWITCH REMOVAL/INSTALLATION)
2. Inspect for continuity between the light switch terminals using an 
ohmmeter.
	If not as specified, replace the light switch.
Headlight switch
Turn switch
Light switch RH side
1. Remove th ...
   
Mazda 6 Service Manual: No.3 passenger-side air bag cut-off indicator light does not illuminate
   
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 ...