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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2239 (Transfer Case (ATX14B)) >> Ecu Diagnosis Information >> Transfer Control Unit >> Reference Value >> Value On The Diagnosis Tool

Value On The Diagnosis Tool

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
CONSULT DATA MONITOR ITEM

Monitored item [Unit] Content Condition Display value
VHCL/S SEN.FR [km/h] or [mph] Wheel speed (Front wheel) Vehicle stopped 0 km/h (0 mph)
Vehicle running
CAUTION: Check air pressure of tire under standard condition.
Approximately equal to the indication on speedometer (Inside of ±10%)
VHCL/S SEN.RR [km/h] or [mph] Wheel speed (Rear wheel) Vehicle stopped 0 km/h (0 mph)
Vehicle running
CAUTION: Check air pressure of tire under standard condition.
Approximately equal to the indication on speedometer (Inside of ±10%)
ENGINE SPEED [rpm] Engine speed Engine stopped (Engine speed: Less than 400 rpm) 0 rpm
Engine running (Engine speed: 400 rpm or more) Approximately equal to the indication on tachometer
THRTL POS SEN [0.0/8] Accelerator pedal position (APP) sensor condition of throttle opening When depressing accelerator pedal (Value rises gradually in response to throttle position.) 0.0/8 - 8.0/8
FLUID TEMP SE [V] Transfer fluid temperature signal voltage Transfer fluid temperature approx. 20 - 80°C (68 - 176°F) Approx. 1.1 - 0.3V
BATTERY VOLT [V] Power supply voltage for transfer control unit Ignition switch: ON Battery voltage
2WD SWITCH [On/Off] Input condition from 4WD shift switch 4WD shift switch: 2WD On
4WD shift switch: AUTO, 4H or 4LO Off
AUTO SWITCH [On/Off] Input condition from 4WD shift switch 4WD shift switch: AUTO On
4WD shift switch: 2WD, 4H or 4LO Off
LOCK SWITCH [On/Off] Input condition from 4WD shift switch 4WD shift switch: 4H On
4WD shift switch: 2WD, AUTO or 4LO Off
4L SWITCH [On/Off] Input condition from 4WD shift switch 4WD shift switch: 4LO On
4WD shift switch: 2WD, AUTO or 4H Off
N POSI SW TF [On/Off] Condition of neutral-4LO switch
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 2WD, AUTO or 4H Off
4WD shift switch: 4H to 4LO (While actuator motor is operating.) Off→On
4WD shift switch: 4LO to 4H (While actuator motor is operating.) On→Off
4WD shift switch: 4LO On
ATP SWITCH [On/Off] Condition of ATP switch
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 4H to 4LO or 4LO to 4H (While actuator motor is operating.) On
Except the above Off
WAIT DETCT SW [On/Off] Condition of wait detection switch
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 2WD, AUTO or 4H Off
4WD shift switch: 4H to 4LO (While actuator motor is operating.) Off→On
4WD shift switch: 4LO to 4H (While actuator motor is operating.) On→Off
4WD shift switch: 4LO On
LINE PRES SW [On/Off] Condition of line pressure switch
  • A/T selector lever D position
  • 4WD shift switch: AUTO
On
  • Except the above
  • The vehicle has been left at room temperature for 5 minutes and more with ignition switch in OFF position.
  • Ignition switch: ON
  • A/T selector lever: P or N position
  • 4WD shift switch: other than AUTO
Off
CL PRES SW [On/Off] Condition of clutch pressure switch
  • Vehicle stopped
  • Engine running
  • A/T selector lever D position
  • 4WD shift switch: AUTO or 4H (Wait function is not operating.)
On
  • Vehicle stopped
  • Engine running
  • 4WD shift switch: 2WD (Wait function is not operating.)
Off
N POSI SW AT [On/Off] Input condition from transmission range switch
  • Vehicle stopped
  • Engine running
  • Brake pedal depressed
A/T selector lever position: N On
Except the above Off
R POSI SW AT [On/Off] Input condition from transmission range switch
  • Vehicle stopped
  • Engine running
  • Brake pedal depressed
A/T selector lever position: R On
Except the above Off
P POSI SW AT [On/Off] Input condition from transmission range switch
  • Vehicle stopped
  • Engine running
  • Brake pedal depressed
A/T selector lever position: P On
Except the above Off
ABS OPER SW [On/Off] Condition of ABS operating ABS is operating. On
ABS is not operating. Off
VDC OPER SW [On/Off] Condition of VDC operating VDC is operating. On
VDC is not operating. Off
TCS OPER SW [On/Off] Condition of TCS operating TCS is operating. On
TCS is not operating. Off
THROTTLE POSI [0.0/8] Condition of throttle opening When depressing accelerator pedal (Value rises gradually in response to throttle position.) 0.0/8 - 8.0/8
4WD MODE [AUTO/LOCK/2WD/4L] Control status of 4WD (Output condition of 4WD shift indicator lamp and 4LO indicator lamp)
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 2WD 2WD
4WD shift switch: AUTO AUTO
4WD shift switch: 4H LOCK
4WD shift switch: 4LO 4L
VHCL/S COMP [km/h] or [mph] Vehicle speed Vehicle stopped 0 km/h (0 mph)
Vehicle running
CAUTION: Check air pressure of tire under standard condition.
Approximately equal to the indication on speedometer (Inside of ±10%)
COMP CL TORQ [kgm] Condition of control torque
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 2WD 0 kg-m
4WD shift switch: AUTO 39 - 1, 353 N.m (4 - 138 kg-m, 29 - 998 ft-lb)
4WD shift switch: 4H or 4LO 1, 353 N.m (138 kg-m, 998 ft-lb)
DUTY SOLENOID [%] Condition of clutch pressure solenoid
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 2WD 4%
4WD shift switch: AUTO 96 - 4%
4WD shift switch: 4H or 4LO 4%
2-4WD SOL [On/Off] Condition of 2-4WD shift solenoid valve
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 2WD Off
4WD shift switch: AUTO On
4WD shift switch: 4H
4WD shift switch: 4LO
4WD shift switch: AUTO (Wait function is operating.) Off
4WD shift switch: 4H (Wait function is operating.) Off
2-4WD SOL MON [On/Off] Check signal for transfer control unit signal output
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 2WD Off
4WD shift switch: AUTO On
4WD shift switch: 4H
4WD shift switch: 4LO
4WD shift switch: AUTO (Wait function is operating.) Off
4WD shift switch: 4H (Wait function is operating.) Off
MOTOR RELAY [On/Off] Condition of transfer motor relay
  • Accelerator pedal depressed
  • Vehicle stopped
  • Engine running
  • Brake pedal depressed
4WD shift switch: 2WD Off
4WD shift switch: AUTO or 4LO (A/T selector lever P or N position) Off (On for approx. 2 sec. after shifting to P and N.)
4WD shift switch: AUTO or 4LO (Except for A/T selector lever P or N position) On
4WD shift switch: 4H (A/T selector lever P position) Off (On for approx. 2 sec. after shifting to P.)
4WD shift switch: 4H (Except for A/T selector lever P position) On
MOTOR RLY MON [On/Off] Check signal for transfer control unit signal output
  • Accelerator pedal depressed
  • Vehicle stopped
  • Engine running
  • Brake pedal depressed
4WD shift switch: 2WD Off
4WD shift switch: AUTO or 4LO (A/T selector lever P or N position) Off (On for approx. 2 sec. after shifting to P and N.)
4WD shift switch: AUTO or 4LO (Except for A/T selector lever P or N position) On
4WD shift switch: 4H (A/T selector lever P position) Off (On for approx. 2 sec. after shifting to P.)
4WD shift switch: 4H (Except for A/T selector lever P position) On
4WD FAIL LAMP [On/Off] Condition of 4WD warning lamp 4WD warning lamp: ON On
4WD warning lamp: OFF Off
2WD IND [On/Off] Condition of 4WD shift indicator lamp (2WD indicator lamp) 2WD indicator lamp of 4WD shift indicator lamp: OFF Off
2WD indicator lamp of 4WD shift indicator lamp: ON On
AUTO IND [On/Off] Condition of 4WD shift indicator lamp (AUTO indicator lamp) AUTO indicator lamp of 4WD shift indicator lamp: OFF Off
AUTO indicator lamp of 4WD shift indicator lamp: ON On
LOCK IND [On/Off] Condition of 4WD shift indicator lamp (Lock indicator lamp) Lock indicator lamp of 4WD shift indicator lamp: OFF Off
Lock indicator lamp of 4WD shift indicator lamp: ON On
4L IND [On/Off] Condition of 4LO indicator lamp condition 4LO indicator lamp: OFF Off
4LO indicator lamp: ON On
ATP IND [On/Off] Condition of ATP indicator lamp ATP indicator lamp: ON On
ATP indicator lamp: OFF Off
SHIFT POS SW1 [On/Off] Condition of actuator position switch 1 (Low)
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 4LO On
4WD shift switch: 2WD, AUTO or 4H Off
SHIFT POS SW2 [On/Off] Condition of actuator position switch 2 (High)
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 4H, AUTO or 2WD On
4WD shift switch: 4LO Off
SHIFT ACT 1 [On/Off] Outpt condition to actuator motor (High)
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 4H to 4LO (Wait function is operating.) On
Except the above Off
SHIFT AC MON1 [On/Off] Check signal for transfer control unit signal output
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 4H to 4LO (Wait function is operating.) On
Except the above Off
SHIFT ACT 2 [On/Off] Output condition to actuator motor (Low)
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 4LO to 4H (Wait function is operating.) On
Except the above Off
SHIFT AC MON2 [On/Off] Check signal for transfer control unit signal output
  • Vehicle stopped
  • Engine running
  • A/T selector lever N position
  • Brake pedal depressed
4WD shift switch: 4LO to 4H (Wait function is operating.) On
Except the above Off
T/F F SPEED [km/h] or [mph] Displayed, but do not use.
A/T R SPEED [km/h] or [mph] Condition of vehicle speed sensor A/T (output speed sensor) During driving Approximately matches the output shaft speed.
AT GEAR POSI [1/2/3/4/5] Condition of A/T selector lever position Displays actual A/T gear position. 1
2
3
4
5