Infiniti QX56 (Z62). Manual — part 1384
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< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (BCM)
DIAGNOSIS SYSTEM (BCM)
COMMON ITEM
COMMON ITEM : CONSULT-III Function (BCM - COMMON ITEM)
INFOID:0000000006349813
APPLICATION ITEM
CONSULT-III performs the following functions via CAN communication with BCM.
SYSTEM APPLICATION
BCM can perform the following functions for each system.
NOTE:
It can perform the diagnosis modes except the following for all sub system selection items.
×
: Applicable item
*: This item is indicated, but not used.
FREEZE FRAME DATA (FFD)
The BCM records the following vehicle condition at the time a particular DTC is detected, and displays on
CONSULT-III.
Diagnosis mode
Function Description
Work Support
Changes the setting for each system function.
Self Diagnostic Result
Displays the diagnosis results judged by BCM. Refer to
CAN Diag Support Monitor
Monitors the reception status of CAN communication viewed from BCM. Refer to CONSULT-III opera-
tion manual.
Data Monitor
The BCM input/output signals are displayed.
Active Test
The signals used to activate each device are forcibly supplied from BCM.
Ecu Identification
The BCM part number is displayed.
Configuration
• Read and save the vehicle specification.
• Write the vehicle specification when replacing BCM.
System
Sub system selection item
Diagnosis mode
Work Support
Data Monitor
Active Test
Door lock
DOOR LOCK
×
×
×
Rear window defogger
REAR DEFOGGER
×
×
Warning chime
BUZZER
×
×
Interior room lamp timer
INT LAMP
×
×
×
Exterior lamp
HEAD LAMP
×
×
×
Wiper and washer
WIPER
×
×
×
Turn signal and hazard warning lamps
FLASHER
×
×
×
—
AIR CONDITONER*
×
×
• Intelligent Key system
• Engine start system
INTELLIGENT KEY
×
×
×
Combination switch
COMB SW
×
Body control system
BCM
×
IVIS
IMMU
×
×
×
Interior room lamp battery saver
BATTERY SAVER
×
×
×
Back door
TRUNK
×
Vehicle security system
THEFT ALM
×
×
×
RAP system
RETAINED PWR
×
Signal buffer system
SIGNAL BUFFER
×
×
DIAGNOSIS SYSTEM (BCM)
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< SYSTEM DESCRIPTION >
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WIPER
WIPER : CONSULT-III Function (BCM - WIPER)
INFOID:0000000006300461
WORK SUPPORT
CONSULT screen item
Indication/Unit
Description
Vehicle Speed
km/h
Vehicle speed of the moment a particular DTC is detected
Odo/Trip Meter
km
Total mileage (Odometer value) of the moment a particular DTC is detected
Vehicle Condition
SLEEP>LOCK
Power position status of
the moment a particular
DTC is detected
While turning BCM status from low power consumption mode to
normal mode (Power supply position is “LOCK”)
SLEEP>OFF
While turning BCM status from low power consumption mode to
normal mode (Power supply position is “OFF”.)
LOCK>ACC
While turning power supply position from “LOCK” to “ACC”
ACC>ON
While turning power supply position from “ACC” to “IGN”
RUN>ACC
While turning power supply position from “RUN” to “ACC” (Vehicle
is stopping and selector lever is except P position.)
CRANK>RUN
While turning power supply position from “CRANKING” to “RUN”
(From cranking up the engine to run it)
RUN>URGENT
While turning power supply position from “RUN“ to “ACC” (Emer-
gency stop operation)
ACC>OFF
While turning power supply position from “ACC” to “OFF”
OFF>LOCK
While turning power supply position from “OFF” to “LOCK”
OFF>ACC
While turning power supply position from “OFF” to “ACC”
ON>CRANK
While turning power supply position from “IGN” to “CRANKING”
OFF>SLEEP
While turning BCM status from normal mode (Power supply posi-
tion is “OFF”.) to low power consumption mode
LOCK>SLEEP
While turning BCM status from normal mode (Power supply posi-
tion is “LOCK”.) to low power consumption mode
LOCK
Power supply position is “LOCK” (Ignition switch OFF with steer-
ing is locked.)
OFF
Power supply position is “OFF” (Ignition switch OFF with steering
is unlocked.)
ACC
Power supply position is “ACC” (Ignition switch ACC)
ON
Power supply position is “IGN” (Ignition switch ON with engine
stopped)
ENGINE RUN
Power supply position is “RUN” (Ignition switch ON with engine
running)
CRANKING
Power supply position is “CRANKING” (At engine cranking)
IGN Counter
0 - 39
The number of times that ignition switch is turned ON after DTC is detected
• The number is 0 when a malfunction is detected now.
• The number increases like 1
→
2
→
3...38
→
39 after returning to the normal condition
whenever ignition switch OFF
→
ON.
• The number is fixed to 39 until the self-diagnosis results are erased if it is over 39.
Service item
Setting item
Description
WIPER SPEED
SETTING*
1
On
With vehicle speed
(Front wiper intermittent time linked with the vehicle speed and wip-
er intermittent dial position)
The setting of front wip-
er INT operation can be
changed
Off
Without vehicle speed
(Front wiper intermittent time linked with the wiper intermittent dial
position)
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< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (BCM)
*1:The item is indicated, but not operated
*2:Factory setting
DATA MONITOR
ACTIVE TEST
RAIN SEN WIP
FUNC SET
On*
2
With rain sensor
(Front wiper intermittent time linked with the rain sensor, vehicle
speed, and AUTO dial position)
The setting of front wip-
er AUTO operation can
be changed
Off
Without rain sensor
(Front wiper intermittent time linked with the vehicle speed and
AUTO dial position)
DROP WIPE
FUNC SET*
1
MODE1
Front wiper and rear wiper OFF
The setting of drop wipe
operation can be
changed
MODE2*
2
Front wiper ON and rear wiper OFF
MODE3
Front wiper OFF and rear wiper ON
MODE4
Front wiper and rear wiper ON
Service item
Setting item
Description
Monitor Item
[Unit]
Description
PUSH SW
[Off/On]
The switch status input from push-button ignition switch.
VEH SPEED 1
[km/h]
Displays the value of the vehicle speed signal received from combination meter via CAN com-
munication.
FR WIPER HI
[Off/On]
Status of each switch judged by BCM using the combination switch reading function
FR WIPER LOW
[Off/On]
FR WASHER SW
[Off/On]
FR WIPER INT
[Off/On]
FR WIPER STOP
[Off/On]
Displays the status of the front wiper stop position signal received from IPDM E/R via CAN
communication.
INT VOLUME
[1
−
7]
Status of each switch judged by BCM using the combination switch reading function
RR WIPER ON
[Off/On]
Status of each switch judged by BCM using the combination switch reading function
RR WIPER INT
[Off/On]
RR WASHER SW
[Off/On]
RR WIPER STOP
[Off/On]
Rear wiper motor (stop position) status input from the rear wiper motor
H/L WASH SW
[Off/On]
NOTE:
This item is indicated, but not monitored
RAIN SENSOR
[OFF/LOW/HIGH/SPLASH/NG]
Request signal from rain sensor detected by BCM is displayed
DIAGNOSIS SYSTEM (BCM)
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< SYSTEM DESCRIPTION >
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Test item
Operation
Description
FR WIPER
Hi
Transmits the front wiper request signal (HI) to IPDM E/R via CAN communication to op-
erate the front wiper HI operation.
Lo
Transmits the front wiper request signal (LO) to IPDM E/R via CAN communication to
operate the front wiper LO operation.
INT
Transmits the front wiper request signal (INT) to IPDM E/R via CAN communication to
operate the front wiper INT operation.
Off
Stops transmitting the front wiper request signal to stop the front wiper operation.
RR WIPER
On
Output the voltage to operate the rear wiper motor.
Off
Stops the voltage to stop the rear wiper motor.
HEADLAMP WASH-
ER
On
Transmits the headlamp washer request signal to IPDM E/R via CAN communication to
operate the headlamp washer operation.
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