Mazda 6 Service Manual: Dtc u0073, u1900, u2516

Procedures for determining the location of a malfunction

System Wiring Diadram PCM 1. Check the display of DTC U0121 and/or U0155, using the SST (WDS or equivalent). (See DTC TABLE.) 2. Referring to the following table, determine the malfunctioning p ...

On-board diagnostic [headlight auto leveling system]

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Other materials:

Mazda 6 Service Manual: Refrigerant pressure switch inspection
1. Install the SST (gas charging set). 2. Disconnect the refrigerant pressure switch connector. 3. Verify the high-pressure side reading of the SST (manifold gauge) and continuity between the terminals of the refrigerant pressure switch. If not as specified, replace the refrigerant pressure ...

Mazda 6 Service Manual: Foreword
Outline The OBD (on-board diagnostic) test inspects the integrity and function of the air bag system and outputs the results when requested by the specific tests. OBD test also: - Provides a quick inspection of the air bag system. - Is usually performed at the start of each diagn ...