Mazda 6 Service Manual: On-board diagnostic [headlight auto leveling system]

Dtc u0073, u1900, u2516

Diagnostic procedure ...

Foreword

Outline The OBD (on-board diagnostic) test inspects the integrity and function of the headlight auto leveling system and output the results when reqested by the specitic tests. OBD test al ...

Other materials:

Mazda 6 Service Manual: Selector lever inspection
1. Turn the ignition switch to ON (engine OFF). 2. With the brake pedal depressed, verify that there is a "click" at each range when shifted. 3. Verify that the selector lever can be shifted. 4. Verify that there is a "click" at each position when shifted from P position to L range. 5. Ver ...

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 ...