Infiniti M35/M45 Y50. Manual — part 1129
TROUBLE DIAGNOSIS
TF-23
C
E
F
G
H
I
J
K
L
M
A
B
TF
NOTE:
Make sure that ABS warning lamp turns OFF by driving for a minute at vehicle speed of 30 km/h
(19 MPH) or more after turning ignition switch “OFF” if AWD warning lamp turns ON with system
malfunction of “ABS SYSTEM [C1203]”. AWD warning lamp may not turn OFF if it is normal unless
ignition switch turns OFF at once and engine restarts after that.
4.
Turn ignition switch “OFF” to erase memory.
5.
Start engine and select “SELF-DIAG RESULTS” mode for “ALL MODE AWD/4WD” with CONSULT-II.
6.
Touch “ERASE” on CONSULT-II screen to erase DTC memory.
CAUTION:
If memory cannot be erased, perform applicably diagnosis.
7.
Drive at 30 km/h (19 MPH) or more for approx. 1 minute. Be sure AWD warning lamp is OFF.
TF-24
TROUBLE DIAGNOSIS
DATA MONITOR MODE
Operation Procedure
1.
Perform “CONSULT-II Start Procedure”. Refer to
GI-38, "CONSULT-II Start Procedure"
2.
Touch “DATA MONITOR”.
3.
Select from “SELECT MONITOR ITEM”, screen of data monitor mode is displayed.
NOTE:
When malfunction is detected, CONSULT-II performs REAL-TIME DIAGNOSIS.
Also, any malfunction detected while in this mode will be displayed at real time.
Display Item List
×
: Standard
–: Not applicable
Monitor item (Unit)
SELECT MONITOR ITEM
Remarks
ECU INPUT
SIGNALS
MAIN
SIGNALS
SELECTION
FROM MENU
FR RH SENSOR [km/h] or [mph]
×
×
×
Wheel speed calculated by front wheel
sensor RH signal is displayed.
FR LH SENSOR [km/h] or [mph]
×
×
×
Wheel speed calculated by front wheel
sensor LH signal is displayed.
RR RH SENSOR [km/h] or [mph]
×
×
×
Wheel speed calculated by rear wheel
sensor RH signal is displayed.
RR LH SENSOR [km/h] or [mph]
×
×
×
Wheel speed calculated by rear wheel
sensor LH signal is displayed.
BATTERY VOLT [V]
–
–
×
Power supply voltage for AWD control unit
THRTL POS SEN [%]
–
–
×
Throttle opening status is displayed.
ETS SOLENOID [A]
–
–
×
Monitored value of current at AWD sole-
noid
STOP LAMP SW [ON/OFF]
–
–
×
Stop lamp switch signal status via CAN
communication line is displayed.
ENG SPEED SIG [RUN/STOP]
–
–
×
Engine status is displayed.
ETS ACTUATOR [ON/OFF]
–
–
×
Operating condition of AWD actuator relay
(integrated in AWD control unit) is dis-
played.
4WD WARN LAMP [ON/OFF]
–
–
×
Control status of AWD warning lamp is dis-
played.
4WD MODE SW [AUTO]
–
–
×
Mode switch is not equipped, but dis-
played.
4WD MODE MON [AUTO]
–
–
×
Control status of AWD is displayed.
DIS-TIRE MONI [mm]
–
–
×
Improper size tire installed condition is dis-
played.
P BRAKE SW [ON/OFF]
–
–
×
Parking switch signal status via CAN com-
munication line is displayed.
Voltage [V]
–
–
×
The value measured by the voltage probe
is displayed.
Frequency [Hz]
–
–
×
The value measured by the pulse probe is
displayed.
DUTY-HI (high) [%]
–
–
×
DUTY-LOW (low) [%]
–
–
×
PLS WIDTH-HI [msec]
–
–
×
PLS WIDTH-LOW [msec]
–
–
×
TROUBLE DIAGNOSIS
TF-25
C
E
F
G
H
I
J
K
L
M
A
B
TF
ACTIVE TEST MODE
Description
Use this mode to determine and identify the details of a malfunction based on self-diagnostic results or data
monitor. AWD control unit gives drive signal to actuator with receiving command from CONSULT-II to check
operation of actuator.
Test Item
CAUTION:
Do not continuously energize for a long time.
AWD CONTROL UNIT PART NUMBER
Ignore the AWD control unit part number displayed in the “ECU PART NUMBER”.
Refer to parts catalog to order the AWD control unit.
Test item
Condition
Description
ETS S/V
(Detects AWD solenoid)
●
Vehicle stopped
●
Engine running
●
No DTC detected
●
Change command current value to AWD solenoid, and then change driv-
ing mode. (Monitor value is normal if it is within approximately
±
10% of
command value.)
Qu: Increase current value in increments of 0.20A
Qd: Decrease current value in increments of 0.20A
UP: Increase current value in increments of 0.02A
DOWN: Decrease current value in increments of 0.02A
TF-26
TROUBLE DIAGNOSIS FOR SYSTEM
TROUBLE DIAGNOSIS FOR SYSTEM
PFP:00000
Power Supply Circuit for AWD Control Unit
NDS000DN
CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE
Data are reference value.
DIAGNOSTIC PROCEDURE
1.
CHECK POWER SUPPLY
1.
Turn ignition switch “OFF”.
2.
Disconnect AWD control unit harness connector.
3.
Turn ignition switch “ON”. (Do not start engine.)
4.
Check voltage between AWD control unit harness connector ter-
minals and ground.
5.
Turn ignition switch “OFF”.
6.
Check voltage between AWD control unit harness connector ter-
minals and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Check the following. If any items are damaged, repair or
replace damaged parts.
●
10A fuse [No.33, located in the fuse block (J/B)]
●
10A fuse [No.82, located in the IPDM E/R]
●
Harness for short or open between battery and AWD control unit harness connector terminal 9
●
Harness for short or open between ignition switch and AWD control unit harness connector ter-
minal 7
●
PG-3, "POWER SUPPLY ROUTING CIRCUIT"
Monitor item [Unit]
Condition
Display value (Approx.)
BATTERY VOLT [V]
Ignition switch: ON
Battery voltage
Connector
Terminal Voltage
(Approx.)
F109
7 - Ground
Battery voltage
9 - Ground
SDIA2319E
Connector
Terminal Voltage
(Approx.)
F109
7 - Ground
0V
9 - Ground
Battery voltage
SDIA2320E
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст