Mazda MX-5 Miata Sport 2007 Manual page 146

2007 BRAKES On-Board Diagnostic (ABS) - MX-5 Miata
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-

2007 Mazda MX-5 Miata Sport
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 .)