The tachometer shows engine speed in thousands of revolutions per minute (rpm).
CAUTION
Do not run the engine with the tachometer needle in the RED ZONE. This may cause severe engine damage.
NOTE
When the tachometer needle enters the STRIPED ZONE, this indicates to the driver that the gears should be shifted before entering the RED ZONE.
Mazda 6 Owners Manual: Split Folding
By lowering the rear seatbacks the luggage compartment space can be expanded.
WARNING
Do not drive the vehicle with occupants on folded down seatbacks or in
the luggage compartment. Putting occupants in the luggage compartment
is dangerous because seat belts cannot be fastened which coul ...
Mazda 6 Owners Manual: Front/rear abs wheel-speed sensor inspection
Visual Inspection
Remove the wheel and tire, and inspect the sensor for looseness and damage.
Replace the sensor if necessary.
Clearance Inspection
Inspect the clearance between the wheel-speed sensor and the sensor rotor.
Clearance
0.3-1.1 mm {0.012-0.043 in}
Resistance Inspection
...