Mazda CX-9 Grand Touring 2009 Manual page 478

more.
Stop the vehicle and verify the
DTCs.
Are DTCs output again?
DTC C1145, C1155, C1165, C1175 [DSC/RSC]
DTC C1145, C1155, C1165, C1175 [DSC/RSC] DETECTION CONDITION AND POSSIBLE CAUSE
DTC C1145 RF ABS wheel-speed sensor (open circuit) system
DTC C1155 LF ABS wheel-speed sensor (open circuit) system
DTC C1165 RR ABS wheel-speed sensor (open circuit) system
DTC C1175 LR ABS wheel-speed sensor (open circuit) system
DETECTION
CONDITION
POSSIBLE CAUSE
2008 Mazda CX-9 Grand Touring
2008 BRAKES On-Board Diagnostic (DSC/RSC) - Mazda CX-9
No
Open circuit has been detected in the ABS wheel-speed sensor or the ABS wheel-
speed sensor wiring harness on any of the four vehicle wheels.
Open circuit in the wiring harness between the following DSC/RSC HU/CM
terminal and the ABS wheel-speed sensor terminal:
DSC/RSC HU/CM terminal AE-RF ABS wheel-speed sensor terminal A
DSC/RSC HU/CM terminal AB-RF ABS wheel-speed sensor terminal B
DSC/RSC HU/CM terminal AG-LF ABS wheel-speed sensor terminal A
DSC/RSC HU/CM terminal AD-LF ABS wheel-speed sensor terminal B
DSC/RSC HU/CM terminal G-RR ABS wheel-speed sensor terminal A
DSC/RSC HU/CM terminal J-RR ABS wheel-speed sensor terminal B
DSC/RSC HU/CM terminal F-LR ABS wheel-speed sensor terminal A
DSC/RSC HU/CM terminal I-LR ABS wheel-speed sensor terminal B
ABS wheel-speed sensor malfunction
Poor connection at connectors (female terminal)
REMOVAL/INSTALLATION .)
DTC troubleshooting completed.