DATA LIST REFERENCE TABLE
The following items can be read by the scan tool MB991958 from the EPS-ECU input data.
When the system is normal.
| Item No. | Check item | Check condition | Normal condition | |
|---|---|---|---|---|
| 01 | Torque sensor (main) | Start the engine. Turn the steering wheel with a vehicle stationary. | Centre position | Approximately 2.5 V |
| Steering wheel turned to right | 2.5 - 4.7 V | |||
| Steering wheel turned to left | 0.3 - 2.5 V | |||
| 02 | Torque sensor (sub) | Start the engine. Turn the steering wheel with a vehicle stationary. | Centre position | Approximately 2.5 V |
| Steering wheel turned to right | 2.5 - 0.3 V | |||
| Steering wheel turned to left | 4.7 - 2.5 V | |||
| 03 | Torque sensor (power supply) | Start the engine. | 4.7 - 5.3 V | |
| 04 | Motor current | Start the engine. Turn the steering wheel to the left and right with a vehicle stationary. | Approximately 82 Arms or less (When the steering wheel is not operated, approximately battery voltage) | |
| 05 | Motor current (target) | Start the engine. Turn the steering wheel to the left and right with a vehicle stationary. | Approximately 82 Arms or less (When the steering wheel is not operated, approximately battery voltage) | |
| 07 | Engine speed | Start the engine. Turn the steering wheel to the left and right with a vehicle stationary. | Tachometer displayed value and scan tool displayed value agree with each other. | |
| 08 | Vehicle speed | Start the engine. Turn the steering wheel to the left and right with a vehicle stationary. | Speed meter displayed value and scan tool displayed value agree with each other. | |
| 11 | Ignition switch | Ignition switch: LOCK (OFF) | CAN communication error | |
| Ignition switch: ON | ON | |||
| 16 | Motor current (unlimited target) | Start the engine. Turn the steering wheel to the left and right with a vehicle stationary. | Approximately 82 Arms or less | |
| 17 | Motor electric angle | Start the engine. Turn the steering wheel to the left and right with a vehicle stationary. | 0 - 360 deg | |
| Motor angle | ||||
| 18 | Motor speed | Start the engine. Turn the steering wheel to the left and right with a vehicle stationary. | Rated value: 1130 RPM (neutral: 0 RPM) | |
| 19 | Motor voltage | Start the engine. | Voltage between the motor terminals: rated value 12 V) | |
| 22 | Power relay voltage | Ignition switch: ON | FFh | |
| Start the engine. | Battery voltage | |||
| 23 | Ignition voltage | Ignition switch: ON | Battery voltage | |
| 24 | Power relay | Ignition switch: ON | OFF | |
| Start the engine. | ON | |||
| 25 | Motor relay | Ignition switch: ON | OFF | |
| Start the engine. | ON | |||
| A11 | Odometer :rec.A1 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Odometer value | |||
| A12 | Motor current (target) :rec.A1 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value: 82 Arms or less | |||
| A13 | Motor cur. (unltd target) :rec.A1 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value (before the assist limitation) | |||
| A14 | Motor current :rec.A1 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Actual current value | |||
| A15 | Vehicle speed :rec.A1 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | CAN vehicle speed | |||
| A21 | Odometer :rec.A2 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Odometer value | |||
| A22 | Motor current (target) :rec.A2 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value: 82 Arms or less | |||
| A23 | Motor cur. (unltd target) :rec.A2 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value (before the assist limitation) | |||
| A24 | Motor current :rec.A2 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Actual current value | |||
| A25 | Vehicle speed :rec.A2 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | CAN vehicle speed | |||
| A31 | Odometer :rec.A3 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Odometer value | |||
| A32 | Motor current (target) :rec.A3 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value: 82 Arms or less | |||
| A33 | Motor cur. (unltd target) :rec.A3 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value (before the assist limitation) | |||
| A34 | Motor current :rec.A3 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Actual current value | |||
| A35 | Vehicle speed :rec.A3 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | CAN vehicle speed | |||
| A41 | Odometer :rec.A4 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Odometer value | |||
| A42 | Motor current (target) :rec.A4 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value: 82 Arms or less | |||
| A43 | Motor cur. (unltd target) :rec.A4 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value (before the assist limitation) | |||
| A44 | Motor current :rec.A4 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Actual current value | |||
| A45 | Vehicle speed :rec.A4 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | CAN vehicle speed | |||
| A51 | Odometer :rec.A5 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Odometer value | |||
| A52 | Motor current (target) :rec.A5 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value: 82 Arms or less | |||
| A53 | Motor cur. (unltd target) :rec.A5 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Current value (before the assist limitation) | |||
| A54 | Motor current :rec.A5 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | Actual current value | |||
| A55 | Vehicle speed :rec.A5 | Assist limitation does not occur. | FFh | |
| Assist limitation occurs. | CAN vehicle speed | |||
| B11 | Odometer :rec.V1 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Odometer value when battery voltage down occurs. | |||
| B12 | Power relay voltage :rec V1 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Relay contact voltage | |||
| B13 | Vehicle speed :rec.V1 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Vehicle speed when battery voltage down occurs. | |||
| B21 | Odometer :rec.V2 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Odometer value when battery voltage down occurs. | |||
| B22 | Power relay voltage :rec V2 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Relay contact voltage | |||
| B23 | Vehicle speed :rec.V2 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Vehicle speed when battery voltage down occurs. | |||
| B31 | Odometer :rec.V3 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Odometer value when battery voltage down occurs. | |||
| B32 | Power relay voltage :rec V3 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Relay contact voltage | |||
| B33 | Vehicle speed :rec.V3 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Vehicle speed when battery voltage down occurs. | |||
| B41 | Odometer :rec.V4 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Odometer value when battery voltage down occurs. | |||
| B42 | Power relay voltage :rec V4 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Relay contact voltage | |||
| B43 | Vehicle speed :rec.V4 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Vehicle speed when battery voltage down occurs. | |||
| B51 | Odometer :rec.V5 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Odometer value when battery voltage down occurs. | |||
| B52 | Power relay voltage :rec V5 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Relay contact voltage | |||
| B53 | Vehicle speed :rec.V5 | Battery voltage down does not occur. | FFh | |
| Battery voltage down occurs. | Vehicle speed when battery voltage down occurs. | |||
DATA LIST REFERENCE - WHEN SYSTEM IS NORMAL
When the EPS-ECU shut off electric power steering system operation.
When the diagnosis system stops the EPS-ECU, the M.U.T.-III display data will be unreliable.