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Home >> Mazda >> 2017 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> On-Board Diagnostic - Dynamic Stability Control (DSC) >> DTC Inspection >> Snapshot Data Table

Snapshot Data Table

NOTE:
  • The DSC HU/CM stores the following two types of information when a DTC is detected and displays snapshot data in the M-MDS
    • Vehicle information detected by DSC HU/CM
    • Vehicle information detected by instrument cluster and received via CAN communication
  • Refer to PID monitor table for confirm the DSC system operation status while the DSC HU/CM does not store the DTC. (See PID/DATA MONITOR TABLE  ).
  • Snapshot data items are not displayed, according to detected DTC.
Snapshot data item Unit Definition Data read/use method Corresponding data monitor items
AAT °C, °F Ambient air temperature - -
ABS Inactive/Active Antilock braking system - -
APP_STATUS Accelerator Pedal Off/Under 20%/Over 20%/
FAIL
Accelerator pedal position - -
AYC Inactive/Active Active yaw control - -
BRAKE_SW Off/On Brake switch - BRAKE_SW
BTCS Inactive/Active Brake traction control system - -
CFG_STATUS Config Complete/Not Configured/
Config Error
Configuration status - -
DSC_OFF_SW Off/On TCS OFF switch - DSC_OFF_SW
DSC_ST Off/On DSCstallis - DSC_ST
ECT_STATUS Under 0 degrees C/0-Under 80 degrees c/Over 80 degrees C/
FAIL
Engine coolant temperature status - -
EDC#1 Inactive/Active Engine drag control - -
IC_VPWR V Instrument cluster power supply
  • The DSC HU/CM constantly receives the power supply voltage value of the instrument cluster sent via CAN signal from the instrument cluster.
  • If a DTC is detected, the DSC HU/CM records the power supply voltage of the instrument cluster when the DTC was detected, and it is displayed in the M-MDS.
-
IG-ON_TIMER hh:mm:ss (1) Elapsed time since ignition was switched ON
NOTE:
  • The instrument cluster records the elapsed time since the ignition was switched ON.
  • The DSC HU/CM constantly receives the elapsed time since the ignition was switched ON sent via CAN signal from the instrument cluster.
  • If a DTC is detected, the DSC HU/CM records the elapsed time since the ignition was switched ON when the DTC was detected, and it is displayed in the M-MDS.
-
P_BRAKE_SW Off/On Parking brake switch - P_BRAKE_SW
PMP_MT Off/On Pump motor - 1 PMP_MT
PMP_MT_ST Off/On Pump motor - PMP_MT_ST
PWR_MODE_KEY Key Out/Key Recently Out/Key Approved (Position 0)/Post Accessory (Position 0)/Accessory (Position l)/Post Ignition (Position l)/Ignition On (Position 2)/Running (Position 2)/Running - Starting In Progress (Position 2)/Crank (Position 3)
  • Key Out: Ignition switched off
  • Key Recently Out (Position 0): Elapsed time within 3 s since ignition was switched off
  • Accessory (Position 1): Ignition is switched to ACC
  • Post Ignition (Position 2): Elapsed time within 3 s since ignition was switched ON
  • Ignition On (Position 2): Ignition switched ON (engine off)
  • Running (Position 2): Ignition switched ON (engine on)
  • Running-Starting: Cranking condition
  • The DSC HU/CM constantly receives the ignition switch status sent via CAN signal from the instrument cluster.
  • If a DTC is detected, the DSC HU/CM records the ignition switch status when the DTC was detected, and it is displayed in the M-MDS.
-
R_GEAR_SW Off/On Reverse gear switch - R_GEAR_SW
RPM_STATUS Engine Stop/Under 1500 rpm/Over 1500 rpm/
FAIL
Engine RPM status
  • The DSC HU/CM 1 constantly receives the ignition switch status sent via CAN signal from the instrument cluster.
  • If a DTC is detected, the DSC HU/CM records the ignition switch status when the DTC was detected, and it is displayed in the M-MDS.
-
SHIFT_STATUS P/N D/R/
FAIL
Shift position status
  • The DSC HU/CM constantly receives the selector lever position sent via CAN signal from the instrument cluster.
  • If a DTC is detected, the DSC HU/CM records the selector lever position when the DTC was detected, and it is displayed in the M-MDS.
-
TCS Inactive/Active Traction control system - -
TOTAL_DIST km, ft, mi Accumulated total traveled distance from completion of vehicle until DSC HU/CM detects DTC (Odometer value in instrument cluster) The distance traveled when the DSC HU/CM detected a DTC can be calculated by performing the following procedure.
  1. Verify the odometer value in the instrument cluster.
  2. Verify the snap shot data item TOTAL_DIST.
  3. Subtract 2 from 1.
-
TOTAL_TIME hh:mm:ss (1) Accumulated total elapsed time since vehide completion until DSC HU/CM detects a DTC
NOTE:
  • When the ROOM fuse is removed, and the ignition is switched off, the time is not included in the elapsed time.
The elapsed time when the DSC HU/CM detected a DTC can be calculated by performing the following procedure.
  1. Verify the PID item TOTAL TIME of the instrument cluster.
  2. Verify the snap shot data item TOTAL_TIME.
  3. Subtract 2 from 1.
-
V_INLET_LF Off/On LF inlet solenoid valve - V_INLET_LF
V_INLET_LR Off/On LR inlet solenoid valve - V_INLET_LR
V_INLET_RF Off/On RF inlet solenoid valve - V_INLET_RF
V_INLET_RR Off/On RR inlet solenoid valve - V_INLET_RR
V_OUTLET_LF Off/On LF outlet solenoid valve - V_OUTLET_LF
V_OUTLET_LR Off/On LR outlet solenoid valve - V_OUTLET_LR
V_OUTLET_RF Off/On RF outlet solenoid valve - V_OUTLET_RF
V_OUTLET_RR Off/On RR outlet solenoid valve - V_OUTLET_RR
V_STB_LF/RR Off/On LF/RR stabilty control solenoid valve - V_STB_LF/RR
V_STB_RF/LR Off/On RF/LR stabilty control solenoid valve - V_STB_RF/LR
V_TRC_LF/RR Off/On LF/RR traction control solenoid valve - V_TRC_LF/RR
V_TRC_RF/LR Off/On Kr/LK traction control solenoid valve - V_TRC_RF/LR
VPWR V Power supply - VPWR_B_SOL
VSPD STATUS Stop/0 -10 km/h/Over 10km/h/
FAIL
Vehicle speed status
  • The DSC HU/CM constantly receives the vehicle speed sent via CAN signal from the instrument cluster.
  • If a DTC is detected, the DSC HU/CM records the vehicle speed when the DTC was detected, and it is displayed in the M-MDS.
-
(1) Fractions of seconds may be indicated after the decimal point