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Home >> Infiniti >> 2013 >> M56 x >> Repair and Diagnosis >> Steering >> Manual Steering >> Steering Control System (With 4WAS) >> Ecu Diagnosis Information >> 4WAS Front Control Unit >> Reference Value >> Values On The Diagnosis Tool
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Values On The Diagnosis Tool

NOTE: The following table includes information (items) inapplicable to this vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.
Monitor item Condition Value/Status
4WAS STR ANG Steering wheel turned right Approx. 0 - 550 deg
Straight-ahead Approx. 0 deg
Steering wheel turned left Approx. 0 - (-550) deg
VEHICLE SPEED Vehicle stopped 0 km/h (0 MPH)
Vehicle running
CAUTION: Check air pressure of tire under standard conditions.
Approximately equal to the indication on speedometer (Inside of ±10%)
MOTOR CURRENT The steering wheel is not steered. Approx. 0 - 1 A
The steering wheel is steering. Approx. 0 - 60 A
MTR CRNT ESTM The steering wheel is not steered. Approx. 0 - 1 A
The steering wheel is steering. Approx. 0 - 60 A
ACTR ROTA ANG Steering wheel turned to the right (with vehicle stopped). Approx. 0 - 60 deg
Straight-ahead Approx. 0 deg
Steering wheel turned to the left (with vehicle stopped). Approx. 0 - (-60) deg
LG VOLT Engine running (idling) Approx. 0 - 16 V
THERM TEMP Engine running (idling) (-40) - (+100)°C or °F
MOTOR VOLT Ignition switch: ON Engine running (idling) Battery voltage
Engine stopped. Battery voltage
IGN VOLT Ignition switch: ON Engine running (idling) Battery voltage
Engine stopped. Battery voltage
ACTR ANG COMM Steering wheel turned to the right (with vehicle stopped). Approx. 0 - 60 deg
Straight-ahead Approx. 0 deg
Steering wheel turned to the left (with vehicle stopped). Approx. 0 - (-60) deg
ACTR ROTA SPD The steering wheel is not steered. 0 deg/s
The steering wheel is steering. Other than 0 deg/s
DUTY COMMAND Engine running (idling) 0 - 100%
LOCK DTY COMM Engine running (idling) 0 - 100%
MTR U VOLT Ignition switch: ON Engine running (idling) Approx. 0 - 20 V
Engine stopped. 0 V
MTR V VOLT Ignition switch: ON Engine running (idling) Approx. 0 - 20 V
Engine stopped. 0 V
MTR W VOLT Ignition switch: ON Engine running (idling) Approx. 0 - 20 V
Engine stopped. 0 V
ACT TEMP ESTM Engine running (idling) (-40) - (+100)°C or °F
MTR PHZ CRNT The steering wheel is steering. Approx. 0 - 20 A
ACTR DEVI ANG The steering wheel is steering. Approx. (-10) - (+10) deg
ACTR ANGL SUB Steer the steering wheel leftward slowly. Steer until the steering stops. Approx. 0 - (-60) deg
Steer the steering wheel rightward slowly. Steer until the steering stops. Approx. 0 - 60 deg
STR ANGL SPD The steering wheel is not steered. 0 deg/s
The steering wheel is steering. Other than 0 deg/s
OVRLD JDG FLG 4WAS system (the entire 4WAS system) heavy load condition judgment (Condition detected in past and present.) On
4WAS system (the entire 4WAS system) heavy load condition judgment (Condition not detected in past and present.)(1) Off
OVRLD JDG TMG It displays record of 4WAS system (entire 4WAS system) high load. (It displays time of occurrence before turning ignition switch ON.) 0 - 39
ACT PRTCT FLG 4WAS front actuator overheat condition judgment (Condition detected in past and present.) On
4WAS front actuator overheat condition judgment (Condition not detected in past and present.)(1) Off
ACT PRTCT TMG It displays record of 4WAS system (4WAS front actuator) overheating. (It displays time of occurrence before turning ignition switch ON.) 0 - 39
ECU PRTCT FLG 4WAS front control unit overheat condition judgment (Condition detected in past and present.) On
4WAS front control unit overheat condition judgment (Condition not detected in past and present.)(1) Off
ECU PRTCT TMG It displays record of 4WAS system (4WAS front control unit) overheating. (It displays time of occurrence before turning ignition switch ON.) 0 - 39
DRV TMPO FLG 4WAS system (4WAS front motor terminal power supply converter) intermittent error. (Condition detected in past and present.) On
4WAS system (4WAS front motor terminal power supply converter) intermittent error. (Condition not detected in past and present.)(1) Off
DRV TMPO TMG It displays record of 4WAS system (terminal power supply converter of 4WAS front motor) intermittent abnormal. (It displays time of occurrence before turning ignition switch ON.) 0 - 39
MTR PW TMP FL 4WAS system (4WAS front motor terminal voltage) intermittent error. (Condition detected in past and present.) On
4WAS system (4WAS front motor terminal voltage) intermittent error. (Condition not detected in past and present.)(1) Off
MTR PW TMP TM It displays record of 4WAS system (terminal voltage of 4WAS front motor) intermittent abnormal. (It displays time of occurrence before turning ignition switch ON.) 0 - 39
LOW VOLT FLG 4WAS system (4WAS front control unit and 4WAS front actuator terminal voltage) voltage-dropped condition (Condition detected in past and present.) On
4WAS system (4WAS front control unit and 4WAS front actuator terminal voltage) voltage-dropped condition (Condition not detected in past and present.)(1) Off
LOW VOLT TMG It displays record of 4WAS system (terminal voltage of 4WAS front control unit and 4WAS front actuator) low voltage. (It displays time of occurrence before turning ignition switch ON.) 0 - 39
HIGH VOLT FLG 4WAS system (4WAS front control unit and 4WAS front actuator terminal voltage) over voltage condition (Condition detected in past and present.) On
4WAS system (4WAS front control unit and 4WAS front actuator terminal voltage) over voltage condition (Condition not detected in past and present.)(1) Off
HIGH VOLT TMG It displays record of 4WAS system (terminal voltage of 4WAS front control unit and 4WAS front actuator) extreme voltage. (It displays time of occurrence before turning ignition switch ON.) 0 - 39
ACTR PATTERN The steering wheel is steering. 1 - 6
MAIN ECU FAIL 4WAS main control unit fail-safe mode On
4WAS system is in the normal condition. (When 4WAS main control unit is the normal condition.) Off
M-ECU TMPO FL 4WAS main control unit protection function mode On
4WAS system is in the normal condition. (When 4WAS main control unit is the normal condition.) Off
LOCK MODE 4WAS front lock solenoid valve (lock structure) condition Lock released condition 0
Lock condition 1, 2, 3, 4, 5
NEUTRAL OUT 4WAS front actuator misaligned angle adjustment control is controlled. On
4WAS front actuator misaligned angle adjustment is not controlled. Off
EX OPERAT 4WAS system enters in the protection function due to the heavy load condition and temporarily abnormal voltage. On
4WAS system is in the normal condition. Off
SLOW MODE ACTIVE TEST "SLOW MODE" judgment condition (Steer the steering wheel rightward and leftward slowly. Steer until the turning stops.) Ok
-
MTR SEN AMPLTD 1 It is displayed, but it is not used. -
MTR SEN AMPLTD 2 It is displayed, but it is not used. -
MTR SEN OFFSET 1 It is displayed, but it is not used. -
MTR SEN OFFSET 2 It is displayed, but it is not used. -
(1) "Off" is indicated if the self-diagnosis result memory is erased.