Infiniti FX35, FX50 (S51). Manual - part 1859

DIAGNOSIS SYSTEM (TCM)

TM-243

< SYSTEM DESCRIPTION >

[7AT: RE7R01B (VK50VE)]

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DIAGNOSIS SYSTEM (TCM)

CONSULT-III Function (TRANSMISSION)

INFOID:0000000005250220

CONSULT-III APPLICATION ITEMS

*: Although “Function Test” and “Special Function” are selectable, do not use its.

SELF-DIAGNOSTIC RESULTS

Display Items List

Refer to 

TM-332, "DTC Index"

.

DATA MONITOR

Display Items List

 X: Standard, —: Not applicable, 

: Option

Diagnostic test mode

Function

Self Diagnostic Results

Retrieve DTC from ECU and display diagnostic items.

Data Monitor

Monitor the input/output signal of the control unit in real time.

CAN Diagnosis

This mode displays a network diagnosis result about CAN by a diagram.

CAN Diagnostic Support 
Monitor

It monitors the starts of CAN communication.

DTC & SRT confirmation

The status of system monitoring tests and the self-diagnosis status/result can be confirmed.

ECU Identification

Display the ECU identification number (part number etc.) of the selected system.

Function Test*

This mode can show results of self-diagnosis of ECU with either “OK” or “NG”. For engine, more prac-
tical tests regarding sensors/switches and/or actuators are available.

Special Function*

Other results or histories, etc. that are recorded in ECU are displayed.

Monitored item (Unit)

Monitor Item Selection

Remarks

ECU IN-

PUT SIG-

NALS

MAIN 

SIGNALS

SELEC-

TION 

FROM 

ITEM

VHCL/S SE-A/T

(km/h or mph)

X

X

Displays the vehicle speed calculated by the 
TCM from the output shaft revolution.

ESTM VSP SIG

(km/h or mph)

X

—

Displays the vehicle speed signal received via 
CAN communication.

OUTPUT REV

(rpm)

X

X

Displays the output shaft revolution calculated 
from the pulse signal of output speed sensor.

INPUT SPEED

(rpm)

X

X

Displays the input shaft revolution calculated 
from front sun gear revolution and front carrier 
revolution.

F SUN GR REV

(rpm)

—

—

Displays the front sun gear revolution calculated 
from the pulse signal of input speed sensor 1.

F CARR GR REV

(rpm)

—

—

Displays the front carrier gear revolution calculat-
ed from the pulse signal of input speed sensor 2.

ENGINE SPEED

(rpm)

X

X

Displays the engine speed received via CAN 
communication.

TC SLIP SPEED

(rpm)

—

X

Displays the revolution difference between input 
speed and engine speed.

ACCELE POSI

(0.0/8)

X

—

Displays the accelerator position estimated value 
received via CAN communication.

THROTTLE POSI

(0.0/8)

X

X

Displays the throttle position received via CAN 
communication.

TM-244

< SYSTEM DESCRIPTION >

[7AT: RE7R01B (VK50VE)]

DIAGNOSIS SYSTEM (TCM)

ATF TEMP 1

(

°

C or 

°

F)

X

X

Displays the ATF temperature of oil pan calculat-
ed from the signal voltage of A/T fluid tempera-
ture sensor.

ATF TEMP 2

(

°

C or 

°

F)

X

X

Displays the ATF temperature estimated value of 
torque converter outlet calculated from the signal 
voltage of A/T fluid temperature sensor.

ATF TEMP SE 1

(V)

—

—

Displays the signal voltage of A/T fluid tempera-
ture sensor.

BATTERY VOLT

(V)

X

—

Displays the power supply voltage of TCM.

LINE PRES SOL

(A)

—

X

Displays the command current from TCM to the 
line pressure solenoid.

TCC SOLENOID

(A)

—

X

Displays the command current from TCM to the 
torque converter clutch solenoid.

L/B SOLENOID

(A)

—

X

Displays the command current from TCM to the 
low brake solenoid.

FR/B SOLENOID

(A)

—

X

Displays the command current from TCM to the 
front brake solenoid.

HLR/C SOL

(A)

—

X

Displays the command current from TCM to the 
high and low reverse clutch solenoid.

I/C SOLENOID

(A)

—

X

Displays the command current from TCM to the 
input clutch solenoid.

D/C SOLENOID

(A)

—

X

Displays the command current from TCM to the 
direct clutch solenoid.

2346/B SOL

(A)

—

X

Displays the command current from TCM to the 
2346 brake solenoid.

L/P SOL MON

(A)

—

—

Monitors the command current from TCM to the 
line pressure solenoid, and displays the monitor 
value.

TCC SOL MON

(A)

—

—

Monitors the command current from TCM to the 
torque converter clutch solenoid, and displays 
the monitor value.

L/B SOL MON

(A)

—

—

Monitors the command current from TCM to the 
low brake solenoid, and displays the monitor val-
ue.

FR/B SOL MON

(A)

—

—

Monitors the command current from TCM to the 
front brake solenoid, and displays the monitor 
value.

HLR/C SOL MON

(A)

—

—

Monitors the command current from TCM to the 
high and low reverse clutch solenoid, and dis-
plays the monitor value.

I/C SOL MON

(A)

—

—

Monitors the command current from TCM to the 
input clutch solenoid, and displays the monitor 
value.

D/C SOL MON

(A)

—

—

Monitors the command current from TCM to the 
direct clutch solenoid, and displays the monitor 
value.

2346/B SOL MON

(A)

—

—

Monitors the command current from TCM to the 
2346 brake solenoid, and displays the monitor 
value.

GEAR RATIO

—

X

Displays the gear ratio calculated from input rev-
olution and output revolution.

Monitored item (Unit)

Monitor Item Selection

Remarks

ECU IN-

PUT SIG-

NALS

MAIN 

SIGNALS

SELEC-

TION 

FROM 

ITEM

DIAGNOSIS SYSTEM (TCM)

TM-245

< SYSTEM DESCRIPTION >

[7AT: RE7R01B (VK50VE)]

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ENGINE TORQUE

(Nm)

—

—

Displays the engine torque estimated value re-
ceived via CAN communication.

ENG TORQUE D

(Nm)

—

—

Displays the engine torque estimated value re-
flected the requested torque of each control unit 
received via CAN communication.

INPUT TRQ S

(Nm)

—

—

Displays the input torque using for the oil pres-
sure calculation process of shift change control.

INPUT TRQ L/P

(Nm)

—

—

Displays the input torque using for the oil pres-
sure calculation process of line pressure control.

TRGT PRES L/P

(kPa, kg/cm

2

 or psi)

—

—

Displays the target oil pressure value of torque 
converter clutch solenoid valve calculated by the 
oil pressure calculation process of lock-up con-
trol.

TRGT PRES TCC

(kPa, kg/cm

2

 or psi)

—

—

Displays the target oil pressure value of torque 
converter clutch solenoid valve calculated by the 
oil pressure calculation process of shift change 
control.

TRGT PRES L/B

(kPa, kg/cm

2

 or psi)

—

—

Displays the target oil pressure value of low 
brake solenoid valve calculated by the oil pres-
sure calculation process of shift change control.

TRGT PRE FR/B

(kPa, kg/cm

2

 or psi)

—

—

Displays the target oil pressure value of front 
brake solenoid valve calculated by the oil pres-
sure calculation process of shift change control.

TRG PRE HLR/C

(kPa, kg/cm

2

 or psi)

—

—

Displays the target oil pressure value of high and 
low reverse clutch solenoid valve calculated by 
the oil pressure calculation process of shift 
change control.

TRGT PRES I/C

(kPa, kg/cm

2

 or psi)

—

—

Displays the target oil pressure value of input 
clutch solenoid valve calculated by the oil pres-
sure calculation process of shift change control.

TRGT PRES D/C

(kPa, kg/cm

2

 or psi)

—

—

Displays the target oil pressure value of direct 
clutch solenoid valve calculated by the oil pres-
sure calculation process of shift change control.

TRG PRE 2346/B

(kPa, kg/cm

2

 or psi)

—

—

Displays the target oil pressure value of 2346 
brake solenoid valve calculated by the oil pres-
sure calculation process of shift change control.

SHIFT PATTERN

—

—

Displays the gear change data using the shift pat-
tern control.

VEHICLE SPEED

(km/h or mph)

—

—

Displays the vehicle speed for control using the 
control of TCM.

RANGE SW 4

(ON/OFF)

X

—

Displays the operation status of transmission 
range switch 4.

RANGE SW 3

(ON/OFF)

X

—

Displays the operation status of transmission 
range switch 3.

RANGE SW 2

(ON/OFF)

X

—

Displays the operation status of transmission 
range switch 2.

RANGE SW 1

(ON/OFF)

X

—

Displays the operation status of transmission 
range switch 1.

SFT DWN ST SW

(ON/OFF)

X

—

Displays the operation status of paddle shifter 
(down switch).

SFT UP ST SW

(ON/OFF)

X

—

Displays the operation status of paddle shifter (up 
switch).

Monitored item (Unit)

Monitor Item Selection

Remarks

ECU IN-

PUT SIG-

NALS

MAIN 

SIGNALS

SELEC-

TION 

FROM 

ITEM

TM-246

< SYSTEM DESCRIPTION >

[7AT: RE7R01B (VK50VE)]

DIAGNOSIS SYSTEM (TCM)

DOWN SW LEVER

(ON/OFF)

X

—

Displays the operation status of selector lever 
(down switch).

UP SW LEVER

(ON/OFF)

X

—

Displays the operation status of selector lever (up 
switch).

NON M-MODE SW

(ON/OFF)

X

—

Displays whether the selector lever is in any po-
sition other than manual shift gate position.

MANU MODE SW

(ON/OFF)

X

—

Displays whether the selector lever is in the man-
ual shift gate position.

DS RANGE

(ON/OFF)

—

—

Displays whether it is the DS mode.

1 POSITION SW

(ON/OFF)

X

—

• Displays the reception status of 1 position 

switch signal received via CAN communica-
tion.

• Not mounted but displayed.

OD CONT SW

(ON/OFF)

X

—

• Displays the reception status of overdrive con-

trol switch signal received via CAN communi-
cation.

• Not mounted but displayed.

BRAKESW

(ON/OFF)

X

—

Displays the reception status of stop lamp switch 
signal received via CAN communication.

POWERSHIFT SW

(ON/OFF)

X

—

• Displays the reception status of POWER mode 

signal received via CAN communication.

• Not mounted but displayed.

ASCD-OD CUT

(ON/OFF)

X

—

Displays the reception status of ASCD OD cancel 
request signal received via CAN communication.

ASCD-CRUISE

(ON/OFF)

X

—

Displays the reception status of ASCD operation 
signal received via CAN communication.

ABS SIGNAL

(ON/OFF)

X

—

Displays the reception status of ABS operation 
signal received via CAN communication.

TCS GR/P KEEP

(ON/OFF)

X

—

Displays the reception status of TCS gear keep 
request signal received via CAN communication.

TCS SIGNAL 2

(ON/OFF)

X

—

Displays whether the reception value of A/T shift 
schedule change demand signal received via 
CAN communication is “cold”.

TCS SIGNAL 1

(ON/OFF)

X

—

Displays whether the reception value of A/T shift 
schedule change demand signal received via 
CAN communication is “warm”.

LOW/B PARTS

(FAIL/NOTFAIL)

—

—

In “Final fail-safe” mode, displays whether the 
identified malfunction point judged by TCM is the 
related parts of low brake.

HC/IC/FRB PARTS

(FAIL/NOTFAIL)

—

—

In “Final fail-safe” mode, displays whether the 
identified malfunction point judged by TCM is the 
related parts of high and low reversed clutch, in-
put clutch or front brake.

IC/FRB PARTS

(FAIL/NOTFAIL)

—

—

In “Final fail-safe” mode, displays whether the 
identified malfunction point judged by TCM is the 
related parts of input clutch or front brake.

HLR/C PARTS

(FAIL/NOTFAIL)

—

—

In “Final fail-safe” mode, displays whether the 
identified malfunction point judged by TCM is the 
related parts of high and low reversed clutch.

W/O THL POS

(ON/OFF)

X

—

Displays the kickdown condition signal status re-
ceived via CAN communication.

Monitored item (Unit)

Monitor Item Selection

Remarks

ECU IN-

PUT SIG-

NALS

MAIN 

SIGNALS

SELEC-

TION 

FROM 

ITEM