Infiniti M35/M45 Y50. Manual — part 849
![](/vehicles/zatt/cen/houeebante/tos.png)
TROUBLE DIAGNOSIS
LAN-45
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
AFS control unit
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
BCM
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
LDW camera unit
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
ADAPTIVE
LIGHT
TRANSMIT DIAG
Signal transmission status
OK
OK
or
1 – 39
*
UNKWN
0
ECM
Signal receiving status from the ECM
METER/M&A
Signal receiving status from the unified
meter and A/C amp.
TCM
Signal receiving status from the TCM
STRG
Signal receiving status from the steering
angle sensor
IPDM E/R
Signal receiving status from the IPDM E/R
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
BCM
TRANSMIT DIAG
Signal transmission status
OK
OK
or
1 – 39
*
UNKWN
0
ECM
Signal receiving status from the ECM
METER/M&A
Signal receiving status from the unified
meter and A/C amp.
TCM
Not used even though indicated
MULTI AV
With navigation system: Signal receiving
status from the NAVI control unit
OK
OK
or
1 – 39
*
UNKWN
0
Without navigation system: Signal receiv-
ing status from the AV control unit
IPDM E/R
Signal receiving status from the IPDM E/R
TIRE-P
Signal receiving status from the low tire
pressure warning control unit
I-KEY
Signal receiving status from the Intelligent
Key unit
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
LDW
TRANSMIT DIAG
Not used even though indicated
ECM
Signal receiving status from the ECM
OK
OK
or
1 – 39
*
UNKWN
0
VDC/TCS/ABS
Signal receiving status from the ABS actu-
ator and electric unit (control unit)
BCM/SEC
Signal receiving status from the BCM
TCM
Signal receiving status from the TCM
![](/vehicles/zatt/cen/houeebante/neathealede.png)
LAN-46
[CAN]
TROUBLE DIAGNOSIS
TCM
NOTE:
Replace the unit when “NG” is indicated on the “INITIAL DIAG”.
NAVI control unit, AV control unit
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
Intelligent Key unit
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
A/T
INITIAL DIAG
Status of CAN controller
OK
NG
TRANSMIT DIAG
Signal transmission status
UNKWN
ECM
Signal receiving status from the ECM
VDC/TCS/ABS
Signal receiving status from the ABS actuator and electric unit
(control unit)
METER/M&A
Signal receiving status from the unified meter and A/C amp.
ICC/e4WD
Signal receiving status from the ICC sensor integrated unit
AWD/4WD
Signal receiving status from the AWD control unit
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
MULTI AV
TRANSMIT DIAG
Signal transmission status
OK
OK
or
1 – 39
*
UNKWN
0
ECM
Signal receiving status from the ECM
METER/M&A
Signal receiving status from the unified
meter and A/C amp.
BCM/SEC
Signal receiving status from the BCM
HVAC
Not used even though indicated
IPDM E/R
Signal receiving status from the IPDM E/R
OK
OK
or
1 – 39
*
UNKWN
0
TIRE-P
Signal receiving status from the low tire
pressure warning control unit
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
INTELLIGENT
KEY
TRANSMIT DIAG
Signal transmission status
OK
OK
or
1 – 39
*
UNKWN
0
ECM
Signal receiving status from the ECM
VDC/TCS/ABS
Signal receiving status from the ABS actu-
ator and electric unit (control unit)
METER/M&A
Signal receiving status from the unified
meter and A/C amp.
BCM/SEC
Signal receiving status from the BCM
TCM
Signal receiving status from the TCM
IPDM E/R
Signal receiving status from the IPDM E/R
![](/vehicles/zatt/cen/houeebante/theer.png)
TROUBLE DIAGNOSIS
LAN-47
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Unified meter and A/C amp.
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
Low tire pressure warning control unit
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
METER A/C AMP
TRANSMIT DIAG
Signal transmission status
OK
OK
or
1 – 39
*
UNKWN
0
ECM
Signal receiving status from the ECM
TCM
Signal receiving status from the TCM
BCM/SEC
Signal receiving status from the BCM
VDC/TCS/ABS
Signal receiving status from the ABS actu-
ator and electric unit (control unit)
IPDM E/R
Not used even though indicated
DISPLAY
With navigation system: Signal receiving
status from the NAVI control unit
OK
OK
or
1 – 39
*
UNKWN
0
Without navigation system: Signal receiv-
ing status from the AV control unit
I-KEY
Signal receiving status from the Intelligent
Key unit
EPS
Not used even though indicated
AWD/4WD
Signal receiving status from the AWD con-
trol unit
OK
OK
or
1 – 39
*
UNKWN
0
e4WD
Not used even though indicated
ICC
Signal receiving status from the ICC sen-
sor integrated unit
OK
OK
or
1 – 39
*
UNKWN
0
LANE KEEP
Not used even though indicated
TIRE-P
AFS
Signal receiving status from the AFS con-
trol unit
OK
OK
or
1 – 39
*
UNKWN
0
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
AIR PRESSURE
MONITOR
TRANSMIT DIAG
Signal transmission status
OK
OK
or
1 – 39
*
UNKWN
0
ECM
Signal receiving status from the ECM
VDC/TCS/ABS
Signal receiving status from the ABS actu-
ator and electric unit (control unit)
![](/vehicles/zatt/cen/houeebante/qutr.png)
LAN-48
[CAN]
TROUBLE DIAGNOSIS
RAS control unit
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: An error count is erased at 40 automatically and becomes OK indication. And the self-diagnosis result is erased, too.
Pre-crash seat belt control unit
0: Error at present, 1 – 39: Error in the past (Number means the number of times the ignition switch is turned OFF
→
ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
Driver seat control unit
NOTE:
Replace the unit when “NG” is indicated on the “INITIAL DIAG”.
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
RAS/HICAS
TRANSMIT DIAG
Signal transmission status
OK
OK
or
1 – 39
*
UNKWN
0
ECM
Signal receiving status from the ECM
VDC/TCS/ABS
Signal receiving status from the ABS actu-
ator and electric unit (control unit)
STRG
Signal receiving status from the steering
angle sensor
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
PAST
PRSNT
PAST
PRECRASH
SEATBELT
TRANSMIT DIAG
Not used even though indicated
ECM
Signal receiving status from the ECM
OK
OK
or
1 – 39
*
UNKWN
0
METER/M&A
Signal receiving status from the unified
meter and A/C amp.
TCM
Signal receiving status from the TCM
SELECT SYS-
TEM
CAN DIAG SUP-
PORT MNTR
Description
Normal
Error
PRSNT
AUTO DRIVE
POS.
INITIAL DIAG
Status of CAN controller
OK
NG
TRANSMIT DIAG
Not used even though indicated
BCM/SEC
Signal receiving status from the BCM
OK
UNKWN
METER/M&A
Signal receiving status from the unified meter and A/C amp.
TCM
Signal receiving status from the TCM
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