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.
Speedometer, Odometer, Trip Meter and Trip Meter Selector (Without Multiinformation
Display)
Engine Coolant Temperature Gauge (Without Multi-information Display)Mazda 6 Owners Manual: Inspection of dtcs for condition detection mode
Note
The cruise set indicator light will illuminate for 3 seconds,
when condition detection mode is on.
If the RESUME/ACCEL switch on the cruise control switch is
malfunctioning, the cruise set indicator light will not give a correct
indication when you inspect the system.
1. Drive ...
Mazda 6 Owners Manual: Clutch pedal adjustment
Clutch Pedal Height
Measure the distance from the upper surface of the pedal pad to the carpet.
If not as specified, adjust the pedal height by turning adjustment bolt
B and locknut A.
Pedal height(with carpet)
L.H.D.: 210-216 mm {8.27-8.50 in}
R.H.D.: 209-215 mm {8.23-8.46 in}
...