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: No.1 while vehicle is in reverse, vehicle locator mark goes forward
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 connectors, terminals and wiri ...

Mazda 6 Service Manual: Uniform Tire Quality Grading System (UTQGS)
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