Mazda 6 Service Manual: Dtc c1140

Dtc c1125

Diagnostic procedure ...

Dtc c1145, c1155, c1165, c1175

Caution When attaching the tester lead to the DSC HU/CM connector the SST (49 G066 004) must be used. Diagnostic procedure ...

Other materials:

Mazda 6 Service Manual: Front combination light removal/installation
Caution Incorrect servicing of the discharge headlights could result in electrical shock. Before servicing the discharge headlights, always refer to the Discharge headlight service warnings. (See DISCHARGE HEADLIGHT SERVICE WARNINGS) Note When the ignition switch is turned to ON, ...

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 ...