Data List Reference Table

NOTE: Some items are not displayed on scan tool MB991958 according to the information in the ECU.

DATA LIST REFERENCE (SYSTEM NORMAL)

Item No.	Check item	Check condition		Normal condition
01	Torque sensor (main)	Start the engine. Turn the steering wheel with a vehicle stationary.	Center 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.	Center 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 79 Arms or less (When the steering wheel is not operated, battery voltage)
05	Motor current (target)	Start the engine. Turn the steering wheel to the left and right with a vehicle stationary.		Approximately 79 Arms or less (When the steering wheel is not operated, 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
11	Ignition switch	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 79 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
17	Motor electric angle			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
22	Power relay voltage	Start the engine.		Battery voltage
23	Ignition voltage	Ignition switch: ON		Battery voltage
24	Power relay	Ignition switch: ON		OFF
24	Power relay	Start the engine.		ON
25	Motor relay	Ignition switch: ON		OFF
25	Motor relay	Start the engine.		ON
A11	Odometer: rec.A1	Assist limitation does not occur.		FFh
A11	Odometer: rec.A1	Assist limitation occurs.		Odometer value
A12	Motor current (target): rec.A1	Assist limitation does not occur.		FFh
A12	Motor current (target): rec.A1	Assist limitation occurs.		Current value: 79 Arms or less
A13	Motor cur. (unltd target): rec.A1	Assist limitation does not occur.		FFh
A13	Motor cur. (unltd target): rec.A1	Assist limitation occurs.		Current value (before the assist limitation)
A14	Motor current: rec.A1	Assist limitation does not occur.		FFh
A14	Motor current: rec.A1	Assist limitation occurs.		Actual current value
A15	Vehicle speed: rec.A1	Assist limitation does not occur.		FFh
A15	Vehicle speed: rec.A1	Assist limitation occurs.		CAN vehicle speed
A21	Odometer: rec.A2	Assist limitation does not occur.		FFh
A21	Odometer: rec.A2	Assist limitation occurs.		Odometer value
A22	Motor current (target): rec.A2	Assist limitation does not occur.		FFh
A22	Motor current (target): rec.A2	Assist limitation occurs.		Current value: 79 Arms or less
A23	Motor cur. (unltd target): rec.A2	Assist limitation does not occur.		FFh
A23	Motor cur. (unltd target): rec.A2	Assist limitation occurs.		Current value (before the assist limitation)
A24	Motor current: rec.A2	Assist limitation does not occur.		FFh
A24	Motor current: rec.A2	Assist limitation occurs.		Actual current value
A25	Vehicle speed: rec.A2	Assist limitation does not occur.		FFh
A25	Vehicle speed: rec.A2	Assist limitation occurs.		CAN vehicle speed
A31	Odometer: rec.A3	Assist limitation does not occur.		FFh
A31	Odometer: rec.A3	Assist limitation occurs.		Odometer value
A32	Motor current (target): rec.A3	Assist limitation does not occur.		FFh
A32	Motor current (target): rec.A3	Assist limitation occurs.		Current value: 79 Arms or less
A33	Motor cur. (unltd target): rec.A3	Assist limitation does not occur.		FFh
A33	Motor cur. (unltd target): rec.A3	Assist limitation occurs.		Current value (before the assist limitation)
A34	Motor current: rec.A3	Assist limitation does not occur.		FFh
A34	Motor current: rec.A3	Assist limitation occurs.		Actual current value
A35	Vehicle speed: rec.A3	Assist limitation does not occur.		FFh
A35	Vehicle speed: rec.A3	Assist limitation occurs.		CAN vehicle speed
A41	Odometer: rec.A4	Assist limitation does not occur.		FFh
A41	Odometer: rec.A4	Assist limitation occurs.		Odometer value
A42	Motor current (target): rec.A4	Assist limitation does not occur.		FFh
A42	Motor current (target): rec.A4	Assist limitation occurs.		Current value: 79 Arms or less
A43	Motor cur. (unltd target): rec.A4	Assist limitation does not occur.		FFh
A43	Motor cur. (unltd target): rec.A4	Assist limitation occurs.		Current value (before the assist limitation)
A44	Motor current: rec.A4	Assist limitation does not occur.		FFh
A44	Motor current: rec.A4	Assist limitation occurs.		Actual current value
A45	Vehicle speed: rec.A4	Assist limitation does not occur.		FFh
A45	Vehicle speed: rec.A4	Assist limitation occurs.		CAN vehicle speed
A51	Odometer: rec.A5	Assist limitation does not occur.		FFh
A51	Odometer: rec.A5	Assist limitation occurs.		Odometer value
A52	Motor current (target): rec.A5	Assist limitation does not occur.		FFh
A52	Motor current (target): rec.A5	Assist limitation occurs.		Current value: 79 Arms or less
A53	Motor cur. (unltd target): rec.A5	Assist limitation does not occur.		FFh
A53	Motor cur. (unltd target): rec.A5	Assist limitation occurs.		Current value (before the assist limitation)
A54	Motor current: rec.A5	Assist limitation does not occur.		FFh
A54	Motor current: rec.A5	Assist limitation occurs.		Actual current value
A55	Vehicle speed: rec.A5	Assist limitation does not occur.		FFh
A55	Vehicle speed: rec.A5	Assist limitation occurs.		CAN vehicle speed
B11	Odometer: rec.V1	Battery voltage down does not occur.		FFh
B11	Odometer: rec.V1	Battery voltage down occurs.		Odometer value when battery voltage down occurs.
B12	Power relay voltage: rec V1	Battery voltage down does not occur.		FFh
B12	Power relay voltage: rec V1	Battery voltage down occurs.		Relay contact voltage
B13	Vehicle speed: rec.V1	Battery voltage down does not occur.		FFh
B13	Vehicle speed: rec.V1	Battery voltage down occurs.		Vehicle speed when battery voltage down occurs.
B21	Odometer: rec.V2	Battery voltage down does not occur.		FFh
B21	Odometer: rec.V2	Battery voltage down occurs.		Odometer value when battery voltage down occurs.
B22	Power relay voltage: rec V2	Battery voltage down does not occur.		FFh
B22	Power relay voltage: rec V2	Battery voltage down occurs.		Relay contact voltage
B23	Vehicle speed: rec.V2	Battery voltage down does not occur.		FFh
B23	Vehicle speed: rec.V2	Battery voltage down occurs.		Vehicle speed when battery voltage down occurs.
B31	Odometer: rec.V3	Battery voltage down does not occur.		FFh
B31	Odometer: rec.V3	Battery voltage down occurs.		Odometer value when battery voltage down occurs.
B32	Power relay voltage: rec V3	Battery voltage down does not occur.		FFh
B32	Power relay voltage: rec V3	Battery voltage down occurs.		Relay contact voltage
B33	Vehicle speed: rec.V3	Battery voltage down does not occur.		FFh
B33	Vehicle speed: rec.V3	Battery voltage down occurs.		Vehicle speed when battery voltage down occurs.
B41	Odometer: rec.V4	Battery voltage down does not occur.		FFh
B41	Odometer: rec.V4	Battery voltage down occurs.		Odometer value when battery voltage down occurs.
B42	Power relay voltage: rec V4	Battery voltage down does not occur.		FFh
B42	Power relay voltage: rec V4	Battery voltage down occurs.		Relay contact voltage
B43	Vehicle speed: rec.V4	Battery voltage down does not occur.		FFh
B43	Vehicle speed: rec.V4	Battery voltage down occurs.		Vehicle speed when battery voltage down occurs.
B51	Odometer: rec.V5	Battery voltage down does not occur.		FFh
B51	Odometer: rec.V5	Battery voltage down occurs.		Odometer value when battery voltage down occurs.
B52	Power relay voltage: rec V5	Battery voltage down does not occur.		FFh
B52	Power relay voltage: rec V5	Battery voltage down occurs.		Relay contact voltage
B53	Vehicle speed: rec.V5	Battery voltage down does not occur.		FFh
B53	Vehicle speed: rec.V5	Battery voltage down occurs.		Vehicle speed when battery voltage down occurs.

When the electric power steering-ECU shut off electric power steering system operation.

When the diagnosis system stops the electric power steering-ECU, the scan tool display data will be unreliable.