Page 121 of 364

Black plate (121,1)
NOTE
lWhen DSC is on and you attempt to
free the vehicle when it is stuck, or
drive it out of freshly fallen snow,
the TCS (part of the DSC system)
will activate. Depressing the
accelerator will not increase engine
power and freeing the vehicle may
be difficult.
When this happens, turn off the TCS/
DSC.
lIf the TCS/DSC is off when the
engine is turned off, it automatically
activates when the ignition switch is
turned on.
lLeaving the TCS/DSC on will
provide the best stability. When the
TCS/DSC is off, the TCS/DSC does
not activate but the brake LSD
function remains.
lIf the DSC OFF switch is pressed
and held for a second or more, the
TCS/DSC system may become
inoperative due to the system
detecting switch trouble. If the TCS/
DSC system becomes inoperative,
the TCS/DSC and the DSC OFF
indicator lights illuminate
simultaneously. In this case, turn off
the engine and restart it to restore the
TCS/DSC.
Tire Pressure Monitoring
System
í
The tire pressure monitoring system
(TPMS) monitors the pressure for each
tire.
If tire pressure is too low or too high in
one or more tires, the system will inform
the driver via the warning light in the
instrument panel and by the warning beep
sound.
The tire pressure sensors installed on each
wheel send tire pressure data by radio
signal to the receiver unit in the vehicle.
Tire pressure sensors
TPMS does not alleviate your need to
check the pressure and condition of all
four tires before you drive each day.
Driving Your Mazda
Starting and Driving
5-25íSome models. RX-8_8T69-EA-04G_Edition1 Page121
Wednesday, June 9 2004 2:11 PM
Form No.8T69-EA-04G
Page 219 of 364

Black plate (219,1)
NOTE
lMake sure the jack is well lubricated
before using it.
(With Tire Pressure Monitoring
System)
lBe sure to register the tire pressure
sensor ID signal code whenever tires
or wheels are changed (page 5-28).
1. Park on a level surface off the right-of-
way and firmly set the parking brake.
2. Put a vehicle with an automatic
transmission in Park (P), a manual
transmission in Reverse (R) or 1, and
turn off the engine.
3. Turn on the hazard warning flasher.
4. Have everyone get out of the vehicle
and away from the vehicle and traffic.
5. Remove the jack, and tool (page 7-3).
6. Block the wheel diagonally opposite
the tire to be changed. When blocking
a wheel, place a block both in front and
behind the tire.
NOTE
When blocking a tire, use rocks or
wood blocks of sufficient size to hold
the tire in place.
qRemoving the Tire
1. Loosen the lug nuts by turning them
counterclockwise one turn each, but
don't remove any until the tire has been
raised off the ground.
2. Place the jack under the jacking
position closest to the tire being
changed.
Jacking position
In Case of an Emergency
Flat Tire
7-13
RX-8_8T69-EA-04G_Edition1 Page219
Wednesday, June 9 2004 2:12 PM
Form No.8T69-EA-04G
Page 357 of 364

35
If you are using the system for the first time, or if you have not used it for some time, it
takes about 5 minutes (or about 2 minutes in open areas) to calculate your vehicle's
position.
The GPS satellites are controlled by the U.S. Defense Department, which may intentionally
lower positioning accuracy. In such cases, there may be vehicle position deviations.
There may be vehicle position deviations for some time until GPS signals are received after
turning on the ignition.
GPS signal reception is poor in the following places
In tunnelsAmong high-rise buildingsUnder elevated roads In wooded areas
GPS
Map Matching
This function compares your vehicle's tracking data with the road data on the map
disc, applies dead reckoning to determine the road you are driving on,
and displays your vehicle on that road on the map.
Intelligent map matching addresses the following problems to achieve high accuracy
in vehicle positioning.
Position Correction for Elevated RoadsPosition accuracy is improved by detecting if
the vehicle is running on or under an elevated road.
Using a spare tire in place of the regular one may cause vehicle position deviations.
Any difference between the direction which your vehicle actually travels and that shown
on the map is automatically eliminated by azimuth correction.
GPS is a position detecting system utilizing the signals from
GPS satellites deployed by the U.S. Department of Defense.
The Mobile Navigation System uses input from three or more
satellites and calculates the vehicle position based on the
principle of triangulation.
The positioning accuracy of the system corresponds to the
error display of the GPS which is from about 30 to 200 meters.
Position Correction for Parking GaragesPosition accuracy is improved by detecting if the vehicle
is driving in an elevated or underground parking garage.
High-precision GyrosensorA gyro detects turns with an accuracy of 0.05˚ per second.
Combined with a speed sensor, it enables the system to display
the current vehicle position even where GPS signals may be
blocked.
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