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.
Headlight switch


Turn switch


Light switch RH side
1. Remove the light switch. (See LIGHT SWITCH REMOVAL/INSTALLATION)
2. Inspect for continuity between the light switch terminals using an ohmmeter.

Headlight switch

Turn switch


HAZARD WARNING SWITCH INSPECTION
Inspection the hazard warning switch. (See CLIMATE CONTROL UNIT INSPECTION)
Light switch removal/installation
Front and rear fog light switch inspectionMazda 6 Service Manual: Seat warmer switch inspection
1. Remove the seat warmer switch.
2. Inspect for continuity between the seat warmer switch terminals using an
ohmmeter.
If not as specified, replace the seat warmer switch.
Drivers side
Passengers side
...
Mazda 6 Service Manual: To Operate the System
The High Beam Control System (HBC) operates to switch the headlights automatically
between high and low beams after the ignition is switched ON and the headlight switch
is in the AUTO and high beam position.
The High Beam Control System (HBC) determines that it is dark based on the brightness
...