Aston Martin DB 9 2010 Manual page 66

Red - Potential personal danger or danger of
damage to the vehicle
Amber - Advisory, shows possible degraded vehicle
performance
Warning messages will show when the ignition is
ON and will cycle automatically.
View and acknowledge messages at any time by
pressing the READ button (G).
Service Intervals
'Time for Regular Service' will be shown when a
regular vehicle service is due. This message will
show at ignition ON (for two minutes) until the regular service has taken place.
4.4
Trip Computer
The message centre (right) defaults to the
trip computer when there are no messages
to show (Refer to 'Trip Computer', page
4.16).
[6] TACHOMETER- Shows the engine
speed in revolutions per minute x 1000.
[7] ENGINE COOLANT TEMPERATURE
GAUGE- Shows the temperature of the
engine coolant.