Drive the vehicle.
Verify that the wheel
speed-signals are
transmitted from each
ABS wheel-speed
sensor.
Are the wheel-speed
signals transmitted?
2
INSPECT FOR OPEN
CIRCUIT IN WIRING
HARNESS BETWEEN
ABS HU/CM AND ABS
WHEEL-SPEED SENSOR
Turn the ignition
switch off.
Disconnect the ABS
HU/CM connector and
ABS wheel-speed
sensor.
Inspect for continuity
in the wiring harness
between the following
ABS wheel-speed
sensor connectors on
the vehicle wiring
harness-side and ABS
HU/CM connectors.
RF ABS wheel-
speed sensor
(+): M-A
RF ABS wheel-
speed sensor (-):
O-B
LF ABS wheel-
speed sensor
(+): F-A
LF ABS wheel-
speed sensor (-):
E-B
RR ABS wheel-
speed sensor
(+): I-A
RR ABS wheel-
Yes
Replace the ABS wheel-speed sensor,
then go to the next step.
(See
FRONT ABS WHEEL-SPEED
SENSOR
REMOVAL/INSTALLATION
.)
(See
REAR ABS WHEEL-SPEED
SENSOR
REMOVAL/INSTALLATION
.)
2007 Mazda MX-5 Miata Sport
2007 BRAKES On-Board Diagnostic (ABS) - MX-5 Miata
Microsoft
Thursday, July 09, 2009 3:17:55 PM
Page 24
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