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: New standards
Following is a comparison of the previous standard and the new standard. #1 : Diagnostic trouble codes depend on the diagnostic test mode #2 : Controlled by the PCM #3 : In some models, there is a fuel pump relay that controls pump speed. That relay is now called the fuel pump relay (s ...

Mazda 6 Service Manual: A/c unit removal/installation
1. Disconnect the negative battery cable. 2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.) 3. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.) 4. Remove the dashboard. (See DASHBOARD REMOVAL/INSTALLATION.) 5. Remove the theft-deterrent control module. (See ...