Infiniti Q45 (FY33). Manual - part 436

SFA985B

Select the signal to be monitored.

When “ALL SIGNALS” is selected, touch “START”.

When “SELECTION FROM MENU” is to be selected, touch
“SETTING”. “MONITOR ITEM MENU” will then be indicated on
the display. Touch the item to be monitored, then “ENTER” and
“START”.

Print out the data if necessary.

DATA MONITOR MODE

Monitored item

Display

Data item selec-

tion

Remarks

Main

item

Item

selec-

tion

Vehicle speed sensor

VHCL SPEED SE
[km/h] or [mph]

—

Vertical G sensor front

VERTI G SE F [G]

—

Vertical G sensor rear right side

VERTI G SE RR [G]

—

Steering angle sensor (steering
angle signal)

STEERING ANG [°]

When the battery is disconnected
and then reconnected, an abnormal
value is displayed until the straight-
ahead position (0°) is set during
driving.

Active damper select switch

SELECT SWITCH [AUTO-SPORT]

—

Stop lamp switch

STOP LAMP SW [ON-OFF]

—

Steering angle sensor (steering neu-
tral signal)

NEUTRAL SIG [ON-OFF]

—

Damper motor front right

DAMP MTR F/R [Step]

—

Damper motor front left

DAMP MTR F/L [Step]

—

Damper motor rear right

DAMP MTR R/R [Step]

—

Damper motor rear left

DAMP MTR R/L [Step]

—

Power steering solenoid valve

POWER STR SOL [A]

EPS solenoid control current flow
from control unit

Active damper indicator lamp
(SPORT)

INDICATOR [ON-OFF]

—

Voltage

VOLTAGE [V]

—

Voltage measured by the voltage
probe.

Pulse

PULSE [msec] or [Hz] or [%]

—

Pulse width, frequency or duty cycle
measured by the pulse probe. Only
“#” is displayed if item is unable to
be measured.
Figures with “#”s are temporary
ones. They are the same figures as
an actual piece of data which was
just previously measured.

IDX

TROUBLE DIAGNOSES

CONSULT-II Inspection Procedure (Cont’d)

FA-43

Specifications for control unit input and output signals

Standard values emitted by CONSULT-II
Output signals refer to the data which are operated by the
control unit. If an output circuit (harness) is broken, normal
values are displayed.

Items to monitor

Data monitor

Items to check

(when abnormal)

Reference

page

Conditions

Reference value

(when normal)

VHCL SPEED SE [km/h] or [mph]

During driving or drive
wheel rotation

Corresponds with
speedometer indication.

Vehicle speed sensor
circuit (Refer to “Diag-
nostic Procedure 1”.)

FA-47

VERTI G SE F [G]

Vehicle is stopped on
a flat road.

Within ±0.15G

Vertical G sensor cir-
cuit (Refer to “Diag-
nostic Procedure 4”.)

FA-50

VERTI G SE RR [G]

STEERING ANG [°]

Steering wheel is
turned in either direc-
tion.

Steering wheel angle from neu-
tral is displayed.

Steering angle sensor
circuit (Refer to “Diag-
nostic Procedure 2”.)

FA-48

SELECT SW [AUTO-SPORT]

Select switch position

Set to “AUTO”: AUTO
Set to “SPORT”: SPORT

Select switch circuit
(Refer to “Diagnostic
Procedure 5”.)

FA-51

STOP LAMP SW [ON-OFF]

Brake pedal position

Brake pedal is depressed. : ON
Brake pedal is released. : OFF

Stop lamp switch cir-
cuit (Refer to “Diag-
nostic Procedure 3”.)

FA-49

NEUTRAL SIG [ON-OFF]

Steering wheel is set
at neutral or is turned
in either direction.

Neutral position: ON
Other position: OFF

Steering angle sensor
circuit (Refer to “Diag-
nostic Procedure 2”.)

FA-48

DAMP MTR F/R [Step]

Actuator position

16 step

Shock absorber
actuator circuit (Refer
to “Diagnostic Proce-
dure 6”.)

FA-53

DAMP MTR F/L [Step]

DAMP MTR R/R [Step]

16 step

DAMP MTR R/L [Step]

POWER STR SOL [A]

Increase vehicle
speed from 0 to 100
km/h (0 to 62 MPH).

0 km/h (0 MPH):
Approx. 1.1A
100 km/h (62 MPH):
Approx. 0.47A

EPS solenoid circuit
(Refer to “Diagnostic
Procedure 7” and
“Diagnostic Procedure
8”.)

FA-56
FA-57

INDICATOR [ON-OFF]

Ignition switch is
turned to “ON” or
engine is operating.

Indicator lamp is on. : ON
Indicator lamp is off. : OFF

Indicator lamp circuit
(Refer to “Diagnostic
Procedure 5”.)

FA-51

SEF046TA

ACTIVE TEST PROCEDURE

Connect CONSULT-II to data link connector, then start the
engine.

TROUBLE DIAGNOSES

CONSULT-II Inspection Procedure (Cont’d)

FA-44

PST412B

Touch “START”, “ACT D/SUS” and “ACTIVE TEST”.

SFA986B

Touch “INDICATOR” or “DAMPER” as required.

SFA987B

When “INDICATOR” is to be selected:

Touch “MAIN SIGNAL”, then “START”.

SFA988B

When “OFF” is touched, indicator lamp goes out regardless of
select switch positions. Monitor indicator will then be turned
“OFF”.

When “ON” is touched, indicator lamp comes on regardless of
select switch positions. Monitor indicator will then be turned
“ON”.

SFA987B

When “DAMPER” is to be selected:

Touch “SELECTION FROM MENU”.

Select and touch “DAMP MTR F/R” or “DAMP MTR F/L”, and
“DAMP MTR R/R” or “DAMP MTR R/L”, as required.

Touch “ENTER”, then “START”.

IDX

TROUBLE DIAGNOSES

CONSULT-II Inspection Procedure (Cont’d)

FA-45

SFA989B

“4 step” for front damper motors and “4 step” for rear damper
motor will be then shown on the display.

Touch “CONDITION CHANGE”, “FL-N, FR-N, RL-N, RR-N”
and “START”.

SFA990B

“96 step” for front damper motors and “96 step” for rear damper
motor will then appear on the display.

Touch “CONDITION CHANGE”, “FL-HS, FR-HS, RL-HS,
RR-HS” and “START”.

SFA991B

“0 step” for front damper motors and “0 step” for rear damper
motor will then appear on the display.

Touch “CONDITION CHANGE” and “FL-SS, FR-SS, RL-SS,
RR-SS” and “START”.

SFA992B

10) “−40 step” for front damper motors and “−40 step” for rear

damper motor will then appear on the display.

11) Print out data as required.

TROUBLE DIAGNOSES

CONSULT-II Inspection Procedure (Cont’d)

FA-46

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