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: Valve clearance inspection
1. Disconnect the negative battery cable. 2. Remove the tire (RH). 3. Remove the splash shield (RH). 4. Remove the spark plugs. (See SPARK PLUG REMOVAL/INSTALLATION.) 5. Remove the high-tension lead. 6. Remove the oil control valve (OCV) connector. 7. Remove the ventilation hose. 8. Remove th ...

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 ...