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: Trunk lid removal/installation
Warning
Removing the stay damper without supporting the trunk lid can be
dangerous. The trunk lid may fall and injure you. Open the trunk lid fully
and support it before removing the stay damper.
1. Disconnect the negative battery cable.
2. Disconnect the trunk lid harness connector, p ...
Mazda 6 Owners Manual: Service cautions
HANDLING INSUFFICIENT REFRIGERANT LEVEL
If an insufficient refrigerant level is detected at troubleshooting,
do not charge (add) the refrigerant. Because an accurate amount of
refrigerant cannot be determined from the pressure indicated on the manifold
gauge, never charge the refrigeran ...