Mazda 6 Service Manual: Disconnection of the negative battery cable

Mazda 6 Service Manual / General information / Fundamental procedures / Disconnection of the negative battery cable

Before beginning any work, turn the ignition switch to LOCK position, then disconnect the negative battery cable and wait for more than 1 minute to allow the backup power supply of the SAS unit to deplete its stored power. Disconnecting the battery cable will delete the memories of the clock, audio, and DTCs, etc. Therefore, it is necessary to verify those memories before disconnecting the cable.
If the battery had been disconnected during vehicle maintenance or for other reasons, the window will not fully close automatically.Carry out the power window main switch initial setting. (See INITIAL SETTING.)

Oil leakage inspection

Use either of the following procedures to identify the type of oil that is leaking: Using UV Light (Black Light) 1. Remove on the engine or transaxle. Note Referring to the fluorescent ...

Removal of parts

While correcting a problem, also try to determine its cause. Begin work only after first learning which parts and subassemblies must be removed and disassembled for replacement or repair. Aft ...

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Mazda 6 Service Manual: Trailing link removal/installation
Caution Performing the following procedures without first removing the ABS wheel-speed sensor may possibly cause an open circuit in the harness if it is pulled by mistake. Before performing the following procedures, remove the ABS wheel-speed sensor (axle side) and fix it to an appropri ...

Mazda 6 Service Manual: Immobilizer System
The immobilizer system allows the engine to start only with a key the system recognizes. If someone attempts to start the engine with an unrecognized key, the engine will not start, thereby helping to prevent vehicle theft. If you have a problem with the immobilizer system or the key, consult ...