Jumper wire
Caution

Voltmeter
is used by connecting the positive (+) probe (red lead wire) to the point where voltage will be measured and the negative (-) probe (black lead wire) to a body ground.

Ohmmeter
Caution

Connectors
Precautions before weldingMazda 6 Service Manual: Operational Range
The system operates only when the driver is in the vehicle or within operational
range while the key is being carried.
Starting the Engine
NOTE
Starting the engine may be possible even if the key is outside of the
vehicle and extremely close to a door and window, however, always start the ...
Mazda 6 Service Manual: Rearview Mirror
WARNING
Do not stack cargo or objects higher than the seatbacks: Cargo stacked
higher than the seatbacks is dangerous. It can block your view in the rearview mirror,
which might cause you to hit another car when changing lanes.
Rearview mirror adjustment
Before driving, adjust the rearview mi ...