Mazda MX-6 1998, Workshop Manual, Page: 627 / 1282

TROUBLESHOOTING
STEP
INSPECTION ACTION
2
Erase DTC, and recheck for DTC.
Is DTC B1484 obtained? Yes Replace ABS CM.
No There was temporarily poor contact in wiring harness or
connector.
DTC C1095 ABS motor, motor relay
DESCRIPTION
Motor monitor signal does not track in response to motor relay at ON/OFF command
POSSIBLE
CAUSE
• Malfunction of ABS motor or motor relay
• Malfunction of related wiring harness
STEP
INSPECTION
ACTION
1 Is voltage at B of ABS CM connector 10 V or
more?
Yes Go to next step.
No Go to step 6.
2 Is ABS (60 A) fuse okay?
Yes Go to next step.
No
Replace fuse.
3
Is resistance between B of ABS CM harness
connector and secure ground less than 10 k fi?
Yes Repair harness between B and fuse for short to ground.
No Go to next step.
4 Is resistance between B of ABS CM harness
connector and ABS (60 A) fuse 5 i l or less?
Yes Go to next step.
No Repair harness between B and fuse for open circuit.
5
Is resistance between A of ABS CM harness
connector and secure ground less than 5 fi?
Yes Go to next step.
No
Repair harness between A and joint box (ground) for open
circuit.
6 • Connect the SST (NGS)
• Select ACTIVE COMMAND MODES
• Select PID PMP RLY
• Activate PID ON
Does pump motor function when commanded to
ON?
Yes System is normal.
Erase DTC and observe symptom.
No Replace HU/CM component.
C1145
DTC 01155
DTC C1165
C1175
Right front ABS wheel-speed sensor
Left front ABS wheel-speed sensor
Right rear ABS wheel-speed sensor
Left rear ABS wheel-speed sensor
DESCRIPTION When open circuit is detected
POSSIBLE
CAUSE
• Open circuit of ABS wheel-speed sensor
STEP
INSPECTION
ACTION
1 With ABS CM is disconnected, inspect resistance
between following sensor terminals of harness
connector.
RF: P -O , LF: Q -R , RR: M (N)*-L, LR: T -S
Resistance
1.28— 1.92
kii
Is it as specified?
Yes Go to step 2 of DTC C1222 chart.
No Go to next step.
2
Remove sensor connector and inspect resistance
between sensor terminals.
Resistance
1.28— 1.92 k ii
Is it as specified?
Yes
Repair harness between ABS CM connector and ABS
wheel-speed sensor connector.
No
Replace ABS wheel-speed sensor.
* : Models with TCS
0 4 -0 1 -8