Infiniti G37 Coupe. Manual — part 968
PCS
POWER DISTRIBUTION SYSTEM
PCS-41
< FUNCTION DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
Component Parts Location
INFOID:0000000001675257
JMMIA0004ZZ
1.
BCM M118, M119, M121, M122, M123 2.
IPDM E/R E5, E6, E7
3.
Unified meter and A/C AMP. M66, M67
4.
Push button ignition switch M50
5.
TCM F151
6.
Combination meter (Key warning
lamp) M53
7.
Ignition relay
8.
Accessory relay
9.
Blower relay
10.
Clutch interlock switch E111
11.
Stop lamp switch E110
12.
ICC brake hold relay
A.
Dash side lower (Passenger side).
B.
Engine room dash panel (RH).
C.
Behind cluster lid C.
PCS-42
< FUNCTION DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
POWER DISTRIBUTION SYSTEM
Component Description
INFOID:0000000001675258
D.
Inside of A/T (built into A/T).
E.
View with dash side LH removed.
F
View with instrument driver lower cov-
er removed.
G.
View with instrument driver lower cov-
er removed.
H.
Left view of engine room
BCM
Reference
IPDM E/R
Ignition relay (Built-in IPDM E/R)
Ignition relay (Built-in fuse block)
Accessory relay
Blower relay
Stop lamp switch
Park/neutral position switch (A/T models)
Clutch inter lock switch (M/T models)
Push-button ignition switch
PCS
DIAGNOSIS SYSTEM (BCM)
PCS-43
< FUNCTION DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
DIAGNOSIS SYSTEM (BCM)
COMMON ITEM
COMMON ITEM : CONSULT-III Function (BCM - COMMON ITEM)
INFOID:0000000001675259
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.
*: This item is displayed, but is not used.
FREEZE FRAME DATA (FFD) AND IGN COUNTER
Freeze Frame Data
The BCM records the following condition at the moment a particular DTC is detected.
• Vehicle Speed
• Odd Trip Meter
Diagnosis mode
Function Description
Work Support
Changes the setting for each system function.
Self Diagnostic Result
Displays the diagnosis results judged by BCM.
CAN DIAG SUPPORT MNTR
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
This function is not used even though it is displayed.
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 conditioner*
AIR CONDITONER
×
Intelligent Key system
INTELLIGENT KEY
×
×
×
Combination switch
COMB SW
×
BCM
BCM
×
IVIS - NATS
IMMU
×
×
Interior room lamp battery saver
BATTERY SAVER
×
×
×
Trunk open
TRUNK
×
Vehicle security system
THEFT ALM
×
×
×
RAP system
RETAINED PWR
×
Signal buffer system
SIGNAL BUFFER
×
×
TPMS
TPMS (AIR PRESSURE MONITOR)
×
×
×
PCS-44
< FUNCTION DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
DIAGNOSIS SYSTEM (BCM)
• Vehicle Condition (BCM detected condition)
IGN Counter
IGN counter indicates 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.
INTELLIGENT KEY
INTELLIGENT KEY : CONSULT-III Function (BCM - INTELLIGENT KEY)
INFOID:0000000001675260
BCM CONSULT-III FUNCTION
CONSULT-III performs the following functions via CAN communication with BCM.
WORK SUPPORT
CONSULT screen terms
Description
SLEEP>LOCK
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 en-
gine to run it)
RUN>URGENT
While turning power supply position from “RUN“ to “ACC” (Emergency 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 position is “OFF”.) to low power
consumption mode
LOCK>SLEEP
While turning BCM status from normal mode (Power supply position is “LOCK”.) to low pow-
er consumption mode
LOCK
Power supply position is “LOCK” (Ignition switch OFF with steering 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)
Diagnosis mode
Function Description
WORK SUPPORT
Changes the setting for each system function.
SELF-DIAG RESULTS
Displays the diagnosis results judged by BCM.
DATA MONITOR
The BCM input/output signals are displayed.
ACTIVE TEST
The signals used to activate each device are forcibly supplied from BCM.
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