Mazda 6 2002 - Page 626

ON-BOARD DIAGNOSTIC (DYNAMIC STABILITY CONTROL)
P69
P
PID/DATA Monitor Table
U2516 Can communication (See T144 DTC U0073, U1900, U2516 )
PID Name
(Definition)
Unit/Condition Condition/Specification Action
ABS/TCS HU/
CM or DSC HU/
CM terminal
RPM
(Engine speed signal
input)
RPM
• Engine is stopped: 0 RPM
• Engine is running:
Indicates engine speed
Inspect PCM. 
TRANSGR
(Transaxle gear position)
1/2/3/4/P/R/N
• Selector lever position is
displayed
ATX
 D range (1GR): 1
 D range (2GR): 2
 D range (3GR): 3
 D range (4GR): 4
 P position: P
 N position: N
 R position: R
MTX
1GR: 1
2GR: 2
3GR: 3
4GR: 4
5GR: 5
 Neutral: N
Reverse: R
Inspect PCM, TR switch, or
DSC HU/CM.

TRAC_SW
(TCS OFF switch input)
ON/OFF
• TCS (DSC) OFF switch is
depressed: ON
• TCS(DSC) OFF switch is
released: OFF
Inspect TCS(DSC) OFF
switch.
AA
TC LVAL
(Traction switch solenoid
valve (LF-RR))
ON/OFF
• Solenoid valve is
activated: ON
• Solenoid valve is
deactivated: OFF
Internal fault of DSC HU/
CM. Replace DSC HU/CM.
(See P38 DSC HU/CM
REMOVAL/
INSTALLATION)

TC RVAL
(Traction switch solenoid
valve (RF-LR))
ON/OFF
• Solenoid valve is
activated: ON
• Solenoid valve is
deactivated: OFF
Internal fault of DSC HU/
CM. Replace DSC HU/CM.
(See P38 DSC HU/CM
REMOVAL/
INSTALLATION)

L_DSC O
(Stability control solenoid
valve (LF-RR))
ON/OFF
• Solenoid valve is
activated: ON
• Solenoid valve is
deactivated: OFF
Internal fault of DSC HU/
CM. Replace DSC HU/CM.
(See P38 DSC HU/CM
REMOVAL/
INSTALLATION)

R_DSC O
(Stability control solenoid
valve (RF-LR))
ON/OFF
• Solenoid valve is
activated: ON
• Solenoid valve is
deactivated: OFF
Internal fault of DSC HU/
CM. Replace DSC HU/CM.
(See P38 DSC HU/CM
REMOVAL/
INSTALLATION)

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 DSC HU/CM.
(See P40 DSC HU/CM
INSPECTION)

BRK_FLUID
(Brake fluid level sensor
input)
YES/NO
• Brake fluid is above LOW:
YES
• Brake fluid is below LOW:
NO
Inspect brake fluid level.
Inspect brake fluid level
sensor.

DTC
Diagnosis system component Page
WDS or
equiva-
lent