DTC C1141, C1142, C1143, C1144 [ABS]
DTC C1141, C1142, C1143, C1144 POSSIBLE CAUSE TABLE
DIAGNOSTIC PROCEDURE
DTC C1141, C1142, C1143, C1144 DIAGNOSTIC PROCEDURE TABLE
Is the same DTC
present?
6
VERIFY AFTER REPAIR
PROCEDURE
Are any other DTCs
present?
Yes
Go to the applicable DTC inspection.
(See
DTC Table
.)
No
DTC troubleshooting completed.
DTC
C1141
LF ABS sensor rotor system
C1142
RF ABS sensor rotor system
C1143
LR ABS sensor rotor system
C1144
RR ABS sensor rotor system
DETECTION CONDITION
Periodic abnormality is
detected in the signal wave
pattern from the ABS
wheel-speed sensors.
POSSIBLE CAUSE
ABS wheel-speed sensor
malfunction
ABS sensor rotor
malfunction (foreign
material adhering)
Improper installation of
ABS wheel-speed sensor
and/or sensor rotor
Excessive clearance
between the ABS wheel-
speed sensor and sensor
rotor
STEP
INSPECTION
ACTION
1
INSPECT PID FOR ABS
WHEEL-SPEED SENSOR
OUTPUT ERROR USING
M-MDS
Turn the ignition
switch off.
Yes
Go to Step 4.
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 19
© 2005 Mitchell Repair Information Company, LLC.