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: Brake pedal inspection
Brake Pedal Height Inspection
Verify that the distance from the carpet to the center of the upper surface
of the pedal pad is as specified.
Pedal height (reference value)
Brake Pedal Height Adjustment
1. Loosen locknut B and turn the bolt A until it does not contact the pedal.
2. Loosen l ...
Mazda 6 Service Manual: Instrument cluster removal/installation
Caution
When replacing the instrument cluster, the configuration procedure must be
performed before removing the instrument cluster. If the configuration procedure
is not performed before removing the instrument cluster, it is possible that the
instrument cluster will not operate normally. ...