Infiniti FX35, FX50 (S51). Manual — part 1400
MWI
UNIFIED METER AND A/C AMP.
MWI-119
< ECU DIAGNOSIS INFORMATION >
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A
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DTC Index
INFOID:0000000005524653
Function
Specifications
Speedometer
Reset to zero by suspending communication.
Tachometer
Fuel gauge
Engine coolant temperature gauge
Illumination control
When suspending communication, change to nighttime mode.
Information display
The display turns off by suspending communication.
Buzzer
The buzzer turns off by suspending communication.
Warning lamp/indicator
lamp
ABS warning lamp
The lamp turns on by suspending communication.
VDC OFF indicator lamp
SLIP indicator lamp
Brake warning lamp
CRUISE warning lamp
IBA OFF indicator lamp
AWD warning lamp
Low tire pressure warning lamp
RAS warning lamp
Master warning lamp
Malfunction indicator lamp
AFS OFF indicator lamp
The lamp blinking caused by communication malfunction
High beam indicator
The lamp turns off by suspending communication.
Turn signal indicator lamp
Tail lamp indicator lamp
Oil pressure warning lamp
A/T CHECK warning lamp
Key warning lamp
Lane departure warning lamp
LDP ON indicator lamp
Sports mode indicator lamp
Display contents of CON-
SULT-III
Time
Diagnostic item is detected when ...
Refer to
CAN COMM CIRCUIT
[U1000]
CRNT, 1 - 39
When unified meter and A/C amp. is not transmitting or receiving CAN
communication signal for 2 seconds or more.
CONTROL UNIT (CAN)
[U1010]
CRNT, 1 - 39
When detecting error during the initial diagnosis of CAN controller of
unified meter and A/C amp.
COMM ERROR 1
[B2201]
CRNT, 1 - 39
If a communication error is present in the communication line between
unified meter and A/C amp. and combination meter for 2 seconds or
more.
COMM ERROR 2
[B2202]
CRNT, 1 - 39
If a communication error is present in the communication line between
unified meter and A/C amp. and combination meter for 2 seconds or
more.
VEHICLE SPEED
[B2205]
CRNT, 1 - 39
The abnormal vehicle speed signal is input from ABS actuator and elec-
tric unit (control unit) for 2 seconds or more.
MWI-120
< ECU DIAGNOSIS INFORMATION >
UNIFIED METER AND A/C AMP.
ENGINE SPEED
[B2267]
CRNT, 1 - 39
If ECM continuously transmits abnormal engine speed signals for 2 sec-
onds or more.
WATER TEMP
[B2268]
CRNT, 1 - 39
If ECM continuously transmits abnormal engine coolant temperature
signals for 60 seconds or more.
Display contents of CON-
SULT-III
Time
Diagnostic item is detected when ...
Refer to
MWI
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
MWI-121
< ECU DIAGNOSIS INFORMATION >
C
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M
B
A
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P
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Reference Value
INFOID:0000000005619021
VALUES ON THE DIAGNOSIS TOOL
Monitor Item
Condition
Value/Status
RAD FAN REQ
Engine idle speed
Changes depending on engine
coolant temperature, air conditioner
operation status, vehicle speed,
etc.
0 – 100 %
AC COMP REQ
Engine running
A/C switch OFF
Off
A/C switch ON
(Compressor is operating)
On
TAIL&CLR REQ
Lighting switch OFF
Off
Lighting switch 1ST, 2ND, HI or AUTO (light is illuminated)
On
HL LO REQ
Lighting switch OFF
Off
Lighting switch 2ND HI or AUTO (light is illuminated)
On
HL HI REQ
Lighting switch OFF
Off
Lighting switch HI
On
FR FOG REQ
Lighting switch 2ND or
AUTO (light is illuminated)
Front fog lamp switch OFF
Off
• Front fog lamp switch ON
• Daytime running light activated
(Only for Canada)
On
FR WIP REQ
Ignition switch ON
Front wiper switch OFF
Stop
Front wiper switch INT
1LOW
Front wiper switch LO
Low
Front wiper switch HI
Hi
WIP AUTO STOP
Ignition switch ON
Front wiper stop position
STOP P
Any position other than front wiper
stop position
ACT P
WIP PROT
Ignition switch ON
Front wiper operates normally
Off
Front wiper stops at fail-safe opera-
tion
BLOCK
IGN RLY1 -REQ
Ignition switch OFF or ACC
Off
Ignition switch ON
On
IGN RLY
Ignition switch OFF or ACC
Off
Ignition switch ON
On
PUSH SW
Release the push-button ignition switch
Off
Press the push-button ignition switch
On
INTER/NP SW
Ignition switch ON
Selector lever in any position other
than P or N
Off
Selector lever in P or N position
On
ST RLY CONT
Ignition switch ON
Off
At engine cranking
On
IHBT RLY -REQ
Ignition switch ON
Off
At engine cranking
On
MWI-122
< ECU DIAGNOSIS INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
ST/INHI RLY
Ignition switch ON
Off
At engine cranking
INHI
→
ST
The status of starter relay or starter control relay cannot be recognized by
the battery voltage malfunction, etc. when the starter relay is ON and the
starter control relay is OFF
UNKWN
DETENT SW
Ignition switch ON
• Press the selector button with se-
lector lever in P position
• Selector lever in any position oth-
er than P
Off
Release the selector button with selector lever in P position
On
S/L RLY -REQ
None of the conditions below are present
Off
• Open the driver door after the ignition switch is turned OFF (for a few
seconds)
• Press the push-button ignition switch when the steering lock is activat-
ed
On
S/L STATE
Steering lock is activated
LOCK
Steering lock is deactivated
UNLOCK
[DTC: B210A] is detected
UNKWN
DTRL REQ
NOTE:
The item is indicated, but not monitored.
Off
OIL P SW
Ignition switch OFF, ACC or engine running
Open
Ignition switch ON
Close
HOOD SW
Close the hood
Off
Open the hood
On
HL WASHER REQ
NOTE:
The item is indicated, but not monitored.
Off
THFT HRN REQ
Not operation
Off
• Panic alarm is activated
• Horn is activated with VEHICLE SECURITY (THEFT WARNING) SYS-
TEM
On
HORN CHIRP
Not operating
Off
Door locking with Intelligent Key (horn chirp mode)
On
CRNRNG LMP REQ
NOTE:
The item is indicated, but not monitored.
Off
Monitor Item
Condition
Value/Status
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