Mazda RX-8 Workshop Manual page 1710

the air pressure.
(See WHEEL AND TIRE
SPECIFICATION.)
Are size and air pressure
as specified?
INSPECT PID FOR ABNORMAL
3
OUTPUT FROM ABS WHEEL-SPEED
SENSOR USING M-MDS
Turn the ignition switch
off.
Connect the M-MDS to the
DLC-2.
Select the following PIDs
using the M-MDS:
Start the engine and drive
the vehicle.
Verify that the PIDs of the
four ABS wheel-speed
sensors correspond
approximately.
Do the vehicle speeds
correspond?
LF_WSPD
(LF ABS
wheel-
speed
sensor)
LR_WSPD
(LR ABS
wheel-
speed
sensor)
RF_WSPD
(RF ABS
wheel-
speed
sensor)
RR_WSPD
(RR ABS
wheel-
speed
sensor)
No Replace with specified tires and adjust tire air
pressure.
YesFind that malfunctioning part according to
"INTERMITTENT CONCERN TROUBLESHOOTING".
No ABS wheel-speed sensor installation
inspection:
Inspect the sensor for looseness and
verify that it is securely installed.
Sensor rotor installation inspection:
Inspect the sensor rotor for poor
installation and chipping of sensor
rotor teeth. (If sensor rotor is
installed poorly, it may cause output
of abnormal wave form at high
speed.)