Mazda MX-6 1998, Workshop Manual

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TROUBLESHOOTING
DTC
Display on the NGS
Diagnosis component
C1178 LR SPEED SENSOR-COHERENCY FAULT
Left rear ABS wheel-speed sensor/sensor rotor
C1266 ABS POWER RELAY VALVE-CKT FAILURE
Solenoid valve power supply
C1095
HYDRAULIC PUMP MO TO R-CKT FAILURE Pump motor relay
C1117* RPM INPUT CIRCUIT FAILURE
Engine speed signal line
C1118*
TRAC CONTROL IND TORQ REDUC CKT FAIL Torque reduction (request) signal line
C1119* TRAC CONTROL ACT TORQ REDUC CKT FAIL Torque reduction (engine condition) signal line
U2012' COMMUNICATION BUS ERROR
Torque reduction (engine condition) signal line
U2021*
INVALID/FAULTED DATA RECEIVED Engine control system
* : For TCS
PID/DATA Monitor Table
PID name Definition Unit
Digit
BOO_ABS
Brake light switch status — ON/OFF
PMP_RLY
Pump motor relay status — ON/OFF
VLV_RLY Valve relay status
— ON/OFF
LF_WSPD Front left wheel speed sensor input
MPH —
RF_WSPD Front right wheel speed sensor input
MPH —
LR_WSPD
Rear left wheel speed sensor input MPH —
RR_WSPD Rear right wheel speed sensor input
MPH
—
PART NO.1
Module part number (Identification code) — —
PART NO.2 Module part number (Part serial number)
—
—
PART NO.3 Module part number (Suffix)
— —
ENG RPM’ Engine speed
RPM —
M M IS IG * Torque reduction (engine condition) signal
% —
ENG TO* Engine torque actual value Nm
—
ENG TOR*
Engine torque reduction Nm
—
B+ Ignition voltage V
—
TCS OFF* Voltage at TCS OFF switch
mV
—
* : For TCS
Active Command Modes Table
Command name Definition
Operation
PMP RLY
Pump motor relay ON/OFF
R FA V
Right front AV ON/OFF
RF EV Right front EV
ON/OFF
LF AV Left front AV
ON/OFF
LF EV Left front EV
ON/OFF
RR AV Right rear AV
ON/OFF
RR EV Right rear EV
ON/OFF
LR AV Left rear AV
ON/OFF
LR EV
Left rear EV ON/OFF
TCS OFF* TCS OFF light ON/OFF
ABS LMP ABS warning light
ON/OFF
TCS LMP* TCS indicator light ON/OFF
ENG TQR* Engine torque
Fix engine torque amount
* : For TCS
0 4 -0 1 -6