Infiniti QX56 (Z62). Manual - part 1290

TCM

TM-69

< ECU DIAGNOSIS INFORMATION >

[7AT: RE7R01B]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

FR/B SOLENOID

Front brake is engaged

0.6 – 0.8 A

Front brake is disengaged

0 – 0.05 A

HLR/C SOL

High and low reverse clutch is disengaged

0.6 – 0.8 A

High and low reverse clutch is engaged

0 – 0.05 A

I/C SOLENOID

Input clutch is disengaged

0.6 – 0.8 A

Input clutch is engaged

0 – 0.05 A

D/C SOLENOID

Direct clutch is disengaged

0.6 – 0.8 A

Direct clutch is engaged

0 – 0.05 A

2346/B SOL

2346 brake is engaged

0.6 – 0.8 A

2346 brake is disengaged

0 – 0.05 A

L/P SOL MON

During driving

0.2 – 0.6 A

TCC SOL MON

Slip lock-up is active

0.2 – 0.8 A

Lock-up is active

0.8 A

Other than the above

0 A

L/B SOL MON

Low brake is engaged

0.6 – 0.8 A

Low brake is disengaged

0 – 0.05 A

FR/B SOL MON

Front brake is engaged

0.6 – 0.8 A

Front brake is disengaged

0 – 0.05 A

HLR/C SOL MON

High and low reverse clutch is disengaged

0.6 – 0.8 A

High and low reverse clutch is engaged

0 – 0.05 A

I/C SOL MON

Input clutch is disengaged

0.6 – 0.8 A

Input clutch is engaged

0 – 0.05 A

D/C SOL MON

Direct clutch is disengaged

0.6 – 0.8 A

Direct clutch is engaged

0 – 0.05 A

2346/B SOL MON

2346 brake is engaged

0.6 – 0.8 A

2346 brake is disengaged

0 – 0.05 A

GEAR RATIO

Driving with 1GR

4.887

Driving with 2GR

3.170

Driving with 3GR

2.027

Driving with 4GR

1.412

Driving with 5GR

1.000

Driving with 6GR

0.864

Driving with 7GR

0.775

ENGINE TORQUE

During driving

Changes the value according to 
the acceleration or deceleration.

ENG TORQUE D

During driving

Changes the value according to 
the acceleration or deceleration.

INPUT TRQ S

During driving

Changes the value according to 
the acceleration or deceleration.

INPUT TRQ L/P

During driving

Changes the value according to 
the acceleration or deceleration.

TRGT PRES L/P

Selector lever in “P” and “N” positions

490 kPa

Other than the above

490 – 1370 kPa

TRGT PRES TCC

Slip lock-up is active

0 – 600 kPa

Lock-up is active

600 kPa

Other than the above

0 kPa

Item name

Condition 

Value / Status (Approx.)

TM-70

< ECU DIAGNOSIS INFORMATION >

[7AT: RE7R01B]

TCM

TRGT PRES L/B

Low brake is engaged

1370 kPa

Low brake is disengaged

0 kPa

TRGT PRES FR/B

Front brake is engaged

1370 kPa

Front brake is disengaged

0 kPa

TRG PRE HLR/C

High and low reverse clutch is disengaged

1370 kPa

High and low reverse clutch is engaged

0 kPa

TRGT PRES I/C

Input clutch is disengaged

1370 kPa

Input clutch is engaged

0 kPa

TRGT PRES D/C

Direct clutch is disengaged

1370 kPa

Direct clutch is engaged

0 kPa

TRG PRE 2346/B

2346 brake is engaged

1370 kPa

2346 brake is disengaged

0 kPa

SHIFT PATTERN

During normal driving (without shift changes)

FF

VEHICLE SPEED

During driving

Approximately equals the speed-
ometer reading.

G SEN SLOPE

Level road

0%

Uphill slope

Positive value (maximum 40.45%)

Downhill slope

Negative value (minimum 

−

40.45%)

RANGE SW 4

Selector lever in “P” and “N” positions

OFF

Other than the above

ON

RANGE SW 3

Selector lever in “P”, “R” and “N” positions

OFF

Other than the above

ON

RANGE SW 2

Selector lever in “P” and “R” positions

OFF

Other than the above

ON

RANGE SW 1

Selector lever in “P” position

OFF

Other than the above

ON

SFT DWN ST SW*

Paddle shifter (shift-down) is pulled

ON

Other than the above

OFF

SFT UP ST SW*

Paddle shifter (shift-up) is pulled

ON

Other than the above

OFF

DOWN SW LEVER

Selector lever is shifted to 

−

 side

ON

Other than the above

OFF

UP SW LEVER

Selector lever is shifted to + side

ON

Other than the above

OFF

NON M-MODE SW

Selector lever is shifted to manual shift gate side

OFF

Other than the above

ON

MANU MODE SW

Selector lever is shifted to manual shift gate side

ON

Other than the above

OFF

TOW MODE SW

Tow mode

ON

Other than the above

OFF

DS RANGE*

Driving with DS mode

ON

Other than the above

OFF

1 POSITION SW*

Selector lever in “1” position

ON

Other than the above

OFF

Item name

Condition 

Value / Status (Approx.)

TCM

TM-71

< ECU DIAGNOSIS INFORMATION >

[7AT: RE7R01B]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

OD CONT SW*

When overdrive control switch is depressed

ON

When overdrive control switch is released

OFF

BRAKESW

Brake pedal is depressed

ON

Brake pedal is released

OFF

POWERSHIFT SW*

Power mode

ON

Other than the above

OFF

ASCD-OD CUT

When TCM receives ASCD OD cancel request signal

ON

Other than the above

OFF

ASCD-CRUISE

ASCD operate

ON

Other than the above

OFF

ABS SIGNAL

ABS operate

ON

Other than the above

OFF

TCS GR/P KEEP

When TCM receives TCS gear keep request signal

ON

Other than the above

OFF

TCS SIGNAL 2

When the reception value of A/T shift schedule change 
demand signal is “cold”

ON

Other than the above

OFF

TCS SIGNAL 1

When the reception value of A/T shift schedule change 
demand signal is “warm”

ON

Other than the above

OFF

LOW/B PARTS

At 4GR - 5GR - 6GR shift control

FAIL

Other than the above

NOTFAIL

HC/IC/FRB PARTS

At 1GR - 2GR - 3GR shift control

FAIL

Other than the above

NOTFAIL

IC/FRB PARTS

At 4GR - 5GR - 6GR shift control

FAIL

Other than the above

NOTFAIL

HLR/C PARTS

At 4GR - 5GR - 6GR shift control

FAIL

Other than the above

NOTFAIL

W/O THL POS

Accelerator pedal is fully depressed

ON

Accelerator pedal is released

OFF

CLSD THL POS

Accelerator pedal is released

ON

Accelerator pedal is fully depressed

OFF

DRV CST JUDGE

Accelerator pedal is depressed

DRIVE

Accelerator pedal is released

COAST

Item name

Condition 

Value / Status (Approx.)

TM-72

< ECU DIAGNOSIS INFORMATION >

[7AT: RE7R01B]

TCM

SHIFT IND SIGNAL

When the selector lever is positioned in between each po-
sition.

OFF

Selector lever in “P” position

P

Selector lever in “R” position

R

Selector lever in “N” position

N

Selector lever in “D” position

D

Selector lever in “D” position: 7GR

Selector lever in “D” position: 6GR

6

Selector lever in “D” position: 5GR

5

Selector lever in “D” position: 4GR

4

Selector lever in “D” position: 3GR

3

Selector lever in “D” position: 2GR

2

Selector lever in “D” position: 1GR

1

Selector lever in “M” position: 1GR

M1

Selector lever in “M” position: 2GR

M2

Selector lever in “M” position: 3GR

M3

Selector lever in “M” position: 4GR

M4

Selector lever in “M” position: 5GR

M5

Selector lever in “M” position: 6GR

M6

Selector lever in “M” position: 7GR

M7

Driving with DS mode

DS

STARTER RELAY

Selector lever in “P” and “N” positions

ON

Other than the above

OFF

F-SAFE IND/L

For 2 seconds after the ignition switch is turned ON

ON

Other than the above

OFF

ATF WARN LAMP*

When TCM transmits the ATF indicator lamp signal

ON

Other than the above

OFF

MANU MODE IND

Driving with manual mode

ON

Other than the above

OFF

ON OFF SOL MON

Selector lever in “P” and “N” positions

ON

Driving with 1GR to 3GR

Other than the above

OFF

START RLY MON

Selector lever in “P” and “N” positions

ON

Other than the above

OFF

ON OFF SOL

Selector lever in “P” and “N” positions

ON

Driving with 1GR to 3GR

Other than the above

OFF

Item name

Condition 

Value / Status (Approx.)