Mazda RX-8 Manual page 1506

DTC C1510, C1511, C1512, C1513 [ABS]
C1510
C1511
DTC
C1512
C1513
DETECTION
CONDITION
POSSIBLE CAUSE
Diagnostic procedure
STEP INSPECTION
INSPECT ABS WHEEL-SPEED SENSOR FOR
MALFUNCTION
Turn the ignition switch off.
•
1
Connect the WDS or equivalent to the DLC-2.
•
Perform the DTC inspection.
•
Are any of the ABS wheel-speed sensor related DTCs
•
output at the same time?
INSPECT FOR SOLENOID VALVE MALFUNCTION
Perform the DTC inspection.
•
2
Are any of the solenoid valve related DTCs output at the
•
same time?
INSPECT PUMP MOTOR AND MOTOR RELAY FOR
3
MALFUNCTION
RF solenoid valve, pump motor or RF ABS wheel-speed sensor/ABS
sensor rotor.
LF solenoid valve, pump motor or LF ABS wheel-speed sensor/ABS sensor
rotor.
RR solenoid valve, pump motor or RR ABS wheel-speed sensor/ABS
sensor rotor.
LR solenoid valve, pump motor or LR ABS wheel-speed sensor/ABS sensor
rotor.
Wheel lock-up continues during ABS operation (pressure reduction
•
inoperative) for 4 s or more .
Pressure reduction on a single wheel continues for 20 s or more .
•
Malfunction of ABS wheel-speed sensor and/or sensor rotor (abnormal
•
output of vehicle wheel speed signal)
Malfunction of ABS HU/CM internal solenoid valves
•
Malfunction of ABS HU/CM internal pump motor
•
ACTION
Go to the applicable DTC
Yes
inspection.
No Go to the next step.
Go to the applicable DTC
Yes
inspection.
No Go to the next step.
Go to the applicable DTC
Yes
inspection.
(w) RX8 - Brakes
Page 92