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: Intermittent concern troubleshooting
Vibration Method If malfunction occurs or becomes worse while driving on a rough road or when engine is vibrating, perform the steps below. Note There are several reasons why vehicle or engine vibration could cause an electrical malfunction. Some of the things to check for: - ...

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 ...