Mazda 6 2002 - Page 605

P48
ON-BOARD DIAGNOSTIC (ABS/TCS)
PID/DATA Monitor Table
C1246 Right rear pressure reduction solenoid valve (See P63 DTC C1194, C1198, C1210, C1214,
C1242, C1246, C1250, C1254)
C1250 Left rear pressure retention solenoid valve (See P63 DTC C1194, C1198, C1210, C1214,
C1242, C1246, C1250, C1254)
C1254 Right rear ABS pressure retention solenoid valve (See P63 DTC C1194, C1198, C1210, C1214,
C1242, C1246, C1250, C1254)
C1266 Fail-safe relay (See P63 DTC C1194, C1198, C1210, C1214,
C1242, C1246, C1250, C1254 )
C1414 ABS (ABS/TCS) HU/CM (See P64 DTC C1414 )
C1508 ABS/TCS HU/CM (See P64 DTC C1508 )
C1510 Right front solenoid valve, motor or wheel-speed
sensor/sensor rotor
(See P64 DTC C1510, C1511, C1512, C1513 )
C1511 Left front solenoid valve, motor or wheel-speed sensor/
sensor rotor
(See P64 DTC C1510, C1511, C1512, C1513 )
C1512 Right rear solenoid valve, motor or wheel-speed
sensor/sensor rotor
(See P64 DTC C1510, C1511, C1512, C1513 )
C1513 Left rear solenoid valve, motor or wheel-speed sensor/
sensor rotor
(See P64 DTC C1510, C1511, C1512, C1513 )
U1900 Can communication (See T144 DTC U0073, U1900, U2516 )
U2021 Invalid/fault data received (See P65 DTC U2021 )
U2516 Can communication (See T144 DTC U0073, U1900, U2516 )
PID Name
(Definition)
Unit/Condition Condition/Specification Action
ABS (ABS/
TCS) HU/CM/
CM terminal
RPM
(Engine speed signal
input)
RPM
• Engine is stopped: 0 RPM
• Engine is running:
Indicates engine speed
Inspect PCM. 
CCNTABS
(Number of continuous
codes)

DTC is detected: 1255
DTC is not detected: 0
Perform inspection using
appropriate DTC.

PMPSTAT
(Pump motor output state)
ON/OFF
• Pump motor is activated:
ON
• Pump motor is
deactivated: OFF
Inspect ABS (ABS/TCS)
HU/CM.
(See P27 ABS (ABS/TCS)
HU/CM SYSTEM
INSPECTION )

BOO_ABS
(Brake pedal switch input)
ON/OFF
• Brake pedal is depressed:
ON
• Brake pedal is released:
OFF
Inspect brake switch.
Y
ABS_LAMP
(ABS warning light driver
output state)
ON/OFF
• ABS warning light is
illuminated: ON
• ABS warning light is not
illuminated: OFF
Inspect ABS warning light.

BRAKE_LMP
(BRAKE system warning
light output state)
ON/OFF
• BRAKE system warning
light is illuminated: ON
• BRAKE system warning
light is not illuminated:
OFF
Inspect BRAKE system
warning light.

ABSRR_O
(Right rear ABS pressure
reduction solenoid valve
output state)
ON/OFF
• During ABS control: ON/
OFF
(solenoid valve is
activated/deactivated)
• Not ABS control: OFF
(solenoid valve is
deactivated)
Internal fault of ABS (ABS/
TCS) HU/CM. Replace ABS
(ABS/TCS) HU/CM.
(See P28 ABS (ABS/TCS)
HU/CM REMOVAL/
INSTALLATION)

DTC
Diagnosis system component Page
WDS or
equiva-
lent