[Previous][Next]
DATA LIST REFERENCE TABLE
The following items can be read by the scan tool (M.U.T.-IIISE) from the EPS-ECU input data.
 
 
When the system is normal.
Item No.Check itemCheck conditionNormal condition
01Torque sensor voltage1
  • Start the engine.
  • Turn the steering wheel with a vehicle stationary.
Center positionApproximately 2.5 V
Steering wheel turned to right2.5 - 4.7 V
Steering wheel turned to left0.3 - 2.5 V
02Torque sensor voltage2
  • Start the engine.
  • Turn the steering wheel with a vehicle stationary.
Center positionApproximately 2.5 V
Steering wheel turned to right0.3 - 2.5 V
Steering wheel turned to left2.5 - 4.7 V
03Torque sensor power supply voltage1Start the engine.Approximately 2.5 V
04Torque sensor power supply voltage2Start the engine.Approximately 2.5 V
07Motor q-axis request current
  • Start the engine.
  • Turn the steering wheel with a vehicle stationary.
Approximately 150 A or less
08Motor q-axis request current (before current limit)
  • Start the engine.
  • Turn the steering wheel with a vehicle stationary.
The motor current value is displayed (A)
09Motor q-axis detection current
  • Start the engine.
  • Turn the steering wheel with a vehicle stationary.
Approximately 150 A or less
10*Motor rotation angle--
11*Motor rotation speed--
12System1 U motor terminal voltageNon-steering status.Approximately battery voltage or less
13System1 V motor terminal voltageNon-steering status.Approximately battery voltage or less
14System1 W motor terminal voltageNon-steering status.Approximately battery voltage or less
15System2 U motor terminal voltageNon-steering status.Approximately battery voltage or less
16System2 V motor terminal voltageNon-steering status.Approximately battery voltage or less
17System2 W motor terminal voltageNon-steering status.Approximately battery voltage or less
18Vehicle speedVehicle runningSpeedometer display matches scan tool (M.U.T.-IIISE) display (Km/h/mph)
19Engine speedVehicle runningTachometer display matches scan tool (M.U.T.-IIISE) display (rpm)
20*Addition torque indication--
22Steering wheel angleVehicle runningAlmost coincides with the steering wheel operation amount
23Steering wheel angular velocityVehicle runningAlmost coincides with the steering wheel operation amount
24Front left wheel speedVehicle runningSpeedometer display matches scan tool (M.U.T.-IIISE) display (1/min)
25Front right wheel speedVehicle runningSpeedometer display matches scan tool (M.U.T.-IIISE) display (1/min)
26Rear left wheel speedVehicle runningSpeedometer display matches scan tool (M.U.T.-IIISE) display (1/min)
27Rear right wheel speedVehicle runningSpeedometer display matches scan tool (M.U.T.-IIISE) display (1/min)
28ABS operation status--
29ASC operation status--
30TCL operation status--
31*Memory clear counter--
32*Variant coding map No.--
33System1 PIG voltage
  • Start the engine.
  • Non-steering state
Approximately battery positive voltage (V)
34System2 PIG voltage
  • Start the engine.
  • Non-steering state
Approximately battery positive voltage (V)
35IG voltage
  • Start the engine.
  • Non-steering state
Approximately battery positive voltage (V)
36Ignition switchStart the engine.ON
37System1 Power relayStart the engine.ON
38System2 Power relayStart the engine.ON
39System1 motor relayStart the engine.ON
40System2 motor relayStart the engine.ON
note*: Not used.

 
 
When the EPS-ECU shut off electric power steering system operation.
When the diagnosis system stops the EPS-ECU, the scan tool (M.U.T.-IIISE) display data will be unreliable.