Nissan Murano Z51 (2012 year). Manual — part 59
MWI-56
< DTC/CIRCUIT DIAGNOSIS >
A/C AUTO AMP. CONNECTION RECOGNITION SIGNAL CIRCUIT
A/C AUTO AMP. CONNECTION RECOGNITION SIGNAL CIRCUIT
Description
INFOID:0000000007543136
A/C auto amp. transmit the A/C auto amp. connection recognition signal to the combination meter.
Diagnosis Procedure
INFOID:0000000007543137
1.
CHECK A/C AUTO AMP. CONNECTION RECOGNITION SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between combination meter harness connector terminal and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK A/C AUTO AMP. CONNECTION RECOGNITION SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter connector and A/C auto amp. connector.
3.
Check continuity between combination meter harness connector terminal and A/C auto amp. harness
connector terminal.
4.
Check continuity between combination meter harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
Terminals
Voltage
(Approx.)
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
19
5 V
Combination meter
A/C auto amp.
Continuity
Connector
Terminal
Connector
terminal
M34
19
M50
34
Existed
Combination meter
Ground
Continuity
Connector
Terminal
M34
19
Not existed
Revision: 2013 February
2012 MURANO
MWI
COMPASS
MWI-57
< DTC/CIRCUIT DIAGNOSIS >
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COMPASS
Wiring Diagram - COMPASS -
INFOID:0000000007543138
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to
GI-12, "Connector Information"
JCNWM5352GB
Revision: 2013 February
2012 MURANO
MWI-58
< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
ECU DIAGNOSIS INFORMATION
COMBINATION METER
Reference Value
INFOID:0000000007543139
VALUES ON THE DIAGNOSIS TOOL
Monitor Item
Condition
Value/Status
SPEED METER
[km/h]
Ignition switch
ON
While driving
Equivalent to speedometer reading
NOTE:
655.35 is displayed when the malfunc-
tion signal is received
SPEED OUTPUT
[km/h]
Ignition switch
ON
While driving
Equivalent to speedometer reading
NOTE:
655.35 is displayed when the malfunc-
tion signal is received
ODO OUTPUT
[km/h or mph]
Ignition switch
ON
—
Equivalent to odometer reading in
combination meter
TACHO METER
[rpm]
Ignition switch
ON
While driving
Equivalent to tachometer reading
NOTE:
8191.875 is displayed when the mal-
function signal is received
FUEL METER
[L]
Ignition switch
ON
—
Values according to fuel level
W TEMP METER
[
°
C]
Ignition switch
ON
—
Values according to engine coolant
temperature
NOTE:
215 is displayed when the malfunction
signal is input
FUEL CAP W/L
Ignition switch
ON
Fuel filler cap warning display ON
On
Fuel filler cap warning display OFF
Off
ABS W/L
Ignition switch
ON
ABS warning lamp ON
On
ABS warning lamp OFF
Off
VDC/TCS IND
Ignition switch
ON
VDC OFF indicator lamp ON
On
VDC OFF indicator lamp OFF
Off
SLIP IND
Ignition switch
ON
VDC warning lamp ON
On
VDC waning lamp OFF
Off
BRAKE W/L
Ignition switch
ON
Brake warning lamp ON
On
Brake warning lamp OFF
Off
DOOR W/L
Ignition switch
ON
Door warning lamp ON
On
Door warning lamp OFF
Off
HI-BEAM IND
Ignition switch
ON
High-beam indicator lamp ON
On
High-beam indicator lamp OFF
Off
TURN IND
Ignition switch
ON
Turn signal indicator lamp ON
On
Turn signal indicator lamp OFF
Off
LIGHT IND
Ignition switch
ON
Light indicator lamp ON
On
Light indicator lamp OFF
Off
OIL W/L
Ignition switch
ON
Oil pressure warning lamp ON
On
Oil pressure warning lamp OFF
Off
MIL
Ignition switch
ON
Malfunction indicator lamp ON
On
Malfunction indicator lamp OFF
Off
Revision: 2013 February
2012 MURANO
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COMBINATION METER
MWI-59
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CRUISE IND
Ignition switch
ON
CRUISE indicator lamp ON
On
CRUISE indicator lamp OFF
Off
O/D OFF IND
Ignition switch
ON
O/D OFF indicator lamp ON
On
O/D OFF indicator lamp OFF
Off
4WD W/L
Ignition switch
ON
AWD warning lamp ON
On
AWD warning lamp OFF
Off
4WD LOCK IND
Ignition switch
ON
AWD LOCK indicator lamp ON
On
AWD LOCK indicator lamp OFF
Off
FUEL W/L
Ignition switch
ON
Low-fuel warning lamp ON
On
Low-fuel warning lamp OFF
Off
WASHER W/L
Ignition switch
ON
Washer warning displayed
On
Washer warning not displayed
Off
AIR PRES W/L
Ignition switch
ON
Low tire pressure lamp ON
On
Low tire pressure lamp OFF
Off
KEY G/Y W/L
Ignition switch
ON
Key warning lamp (green/yellow) ON
On
Key warning lamp (green/yellow) OFF
Off
LCD
Ignition switch
ON
Engine start information display
B&P I
Ignition switch
ACC
Engine start information display
B&P N
Ignition switch
LOCK
Key ID warning display
ID NG
Ignition switch
LOCK
Steering lock information display
ROTAT
Ignition switch
LOCK
P position warning display
SFT P
Ignition switch
LOCK
Intelligent Key insert information display
INSRT
Ignition switch
LOCK
Intelligent Key low battery warning display
BATT
Ignition switch
ON
Take away warning display
NO KY
Ignition switch
LOCK
Key warning display
OUTKY
Ignition switch
ON
ACC warning display
LK WN
SHIFT IND
Ignition switch
ON
Shift position indicator P display
P
Shift position indicator R display
R
Shift position indicator N display
N
Shift position indicator D display
D
Shift position indicator L display
L
O/D OFF SW
Ignition switch
ON
Overdrive control switch ON
On
Overdrive control switch OFF
Off
M RANGE SW
Ignition switch
ON
NOTE:
This item is displayed, but cannot be moni-
tored.
Off
NM RANGE SW
Ignition switch
ON
NOTE:
This item is displayed, but cannot be moni-
tored.
Off
Monitor Item
Condition
Value/Status
Revision: 2013 February
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< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
NOTE:
Some items are not available according to vehicle specification.
TERMINAL LAYOUT
PHYSICAL VALUES
AT SFT UP SW
Ignition switch
ON
NOTE:
This item is displayed, but cannot be moni-
tored.
Off
AT SFT DWN SW
Ignition switch
ON
NOTE:
This item is displayed, but cannot be moni-
tored.
Off
ST SFT UP SW
Ignition switch
ON
NOTE:
This item is displayed, but cannot be moni-
tored.
Off
ST SFT DWN SW
Ignition switch
ON
NOTE:
This item is displayed, but cannot be moni-
tored.
Off
PKB SW
Ignition switch
ON
Parking brake switch ON
On
Parking brake switch OFF
Off
BUCKLE SW
Ignition switch
ON
Seat belt (driver side) not fastened
On
Seat belt (driver side) fastened
Off
BRAKE OIL SW
Ignition switch
ON
Brake fluid level switch ON
On
Brake fluid level switch OFF
Off
DISTANCE
[km]
Ignition switch
ON
—
Possible driving distance calculated by
combination meter
A/C AMP CONN
Ignition switch
ON
Other than the following
On
Receives ambient sensor power signal
Off
ENTER SW
Ignition switch
ON
When
is pressed
On
Other than the above
Off
SELECT SW
Ignition switch
ON
When
is pressed
On
Other than the above
Off
OUTSIDE TEMP
[
°
C] or [
°
F]
Ignition switch
ON
—
Equivalent to ambient temperature
NOTE:
This may not match the indicated value
on the information display.
FUEL LOW SIG
Ignition switch
ON
Low fuel warning displayed
On
Low fuel warning not displayed
Off
BUZZER
Ignition switch
ON
Buzzer ON
On
Buzzer OFF
Off
Monitor Item
Condition
Value/Status
JPNIA0968GB
Revision: 2013 February
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COMBINATION METER
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Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
1
(Y)
Ground
Battery power supply
Input
Ignition
switch
OFF
—
Battery voltage
2
(LG)
Ground
IGN signal
Input
Ignition
switch
ON
—
Battery voltage
3
(B)
Ground
Ground
—
Ignition
switch
ON
—
0 V
5
(SB)
Ground
Illumination control signal
Output
Ignition
switch
ON
• Lighting switch 1ST
• When meter illumination
is maximum
• Lighting switch 1ST
• When meter illumination
is minimum
8
(SB)
10
(LG)
Trip reset signal
Input
Ignition
switch
ON
When trip reset switch is
pressed.
0 V
Other than the above
5 V
10
(LG)
Ground
Meter control switch ground
—
Ignition
switch
ON
—
0 V
11
(L)
10
(LG)
Enter switch signal
Input
Ignition
switch
ON
When
is pressed.
0 V
Other than the above
5 V
12
(R)
10
(LG)
Select switch signal
Input
Ignition
switch
ON
When
is
pressed.
0 V
Other than the above
5 V
13
(Y
*1
or
V
*2
)
10
(LG)
Illumination control switch
signal (+)
Input
Ignition
switch
ON
When
is pressed.
0 V
Other than the above
5 V
14
(GR)
10
(LG)
Illumination control switch
signal (-)
Input
Ignition
switch
ON
When
is pressed.
0 V
Other than the above
5 V
15
(BR)
Ground
Air bag signal
Input
Ignition
switch
ON
Air bag warning lamp
ON
4 V
Air bag warning lamp
OFF
0 V
JPNIA0828GB
JPNIA0827GB
Revision: 2013 February
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MWI-62
< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
18
(L)
Ground
Ambient sensor signal
Input
Ignition
switch
ON
Changes depending to am-
bient temperature.
19
(P)
Ground
Ambient sensor power
Input
Ignition
switch
ON
—
5 V
20
(Y)
Ground
Ambient sensor ground
Input
Ignition
switch
ON
—
0 V
21
(L)
—
CAN-H
—
—
—
—
22
(P)
—
CAN-L
—
—
—
—
23
(B)
Ground
Ground
—
Ignition
switch
ON
—
0 V
24
(W)
Ground
Fuel level sensor ground
—
Ignition
switch
ON
—
0 V
25
(BR)
Ground
Alternator signal
Input
Ignition
switch
ON
Charge warning lamp ON
2 V
Charge warning lamp OFF
12 V
26
(G)
Ground
Parking brake switch signal
Input
Ignition
switch
ON
Parking brake ON
0 V
Parking brake OFF
5 V
27
(V)
Ground
Brake fluid level switch sig-
nal
Input
Ignition
switch
ON
Brake fluid level is normal
12 V
Brake fluid level is less than
LOW level
0 V
29
(R)
Ground
Washer level switch signal
Input
Ignition
switch
ON
Washer level switch ON
0 V
Washer level switch OFF
5 V
30
(P)
Ground
Vehicle speed signal
(2-pulse)
Output
Ignition
switch
ON
Speedometer operated
[When vehicle speed is ap-
prox. 40 km/h (25 MPH)]
NOTE:
The maximum voltage varies de-
pending on the specification
(destination unit).
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
JSNIA0014GB
JSNIA0015GB
Revision: 2013 February
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COMBINATION METER
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*1: Without automatic drive positioner
*2: With automatic drive positioner
31
(V)
Ground
Vehicle speed signal
(8-pulse)
Output
Ignition
switch
ON
Speedometer operated
[When vehicle speed is ap-
prox. 40 km/h (25 MPH)]
NOTE:
The maximum voltage varies de-
pending on the specification
(destination unit).
32
(LG)
Ground
Overdrive control switch
signal
Input
Ignition
switch
ON
Overdrive control switch
pressed.
0 V
Overdrive control switch
not pressed.
12 V
34
(G)
Ground
Fuel level sensor signal
Input
Ignition
switch
ON
—
35
(SB)
Ground
Seat belt buckle switch sig-
nal (driver side)
Input
Ignition
switch
ON
When driver seat belt is fas-
tened.
12 V
When driver seat belt is un-
fastened.
0 V
36
(R)
Ground
Seat belt buckle switch sig-
nal (passenger side)
Input
Ignition
switch
ON
• When getting in the pas-
senger seat.
• When passenger seat
belt is fastened.
12 V
• When getting in the pas-
senger seat.
• When passenger seat
belt is unfastened.
0 V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
JSNIA0012GB
JPNIA0740ZZ
Revision: 2013 February
2012 MURANO
MWI-64
< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
Wiring Diagram - METER -
INFOID:0000000007543140
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to
GI-12, "Connector Information"
JCNWM5340GB
Revision: 2013 February
2012 MURANO
MWI
COMBINATION METER
MWI-65
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JCNWM5341GB
Revision: 2013 February
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COMBINATION METER
Fail-Safe
INFOID:0000000007543141
FAIL-SAFE
The combination meter activates the fail-safe control if CAN communication with each unit is malfunctioning.
JCNWM5342GB
Revision: 2013 February
2012 MURANO
MWI
COMBINATION METER
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< ECU DIAGNOSIS INFORMATION >
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DTC Index
INFOID:0000000007543142
Function
Specifications
Speedometer
Reset to zero by suspending communication.
Tachometer
Engine coolant temperature gauge
Illumination control
When suspending communication, changes to nighttime
mode.
Information display
Door open warning
The display turns off by suspending communication.
Parking brake release warning
Low tire pressure warning
Fuel filler cap warning
Instantaneous fuel warning
• When reception time of an abnormal signal is 2 seconds or
less, the last received datum is used for calculation to indi-
cate the result.
• When reception time of an abnormal signal is more than two
seconds, the last result calculated during normal condition
is indicated.
Average fuel consumption
Average vehicle speed
Travel distance
Buzzer
The buzzer turns off by suspending communication.
Warning lamp/indicator
lamp
ABS warning lamp
The lamp turns on by suspending communication.
Brake warning lamp
AWD warning lamp
Malfunction indicator lamp
Low tire pressure warning lamp
The lamp turns ON after flashing for 1 minute.
High beam indicator lamp
The lamp turns off by suspending communication.
Turn signal indicator lamp
Light indicator lamp
Oil pressure warning lamp
CRUISE indicator lamp
O/D OFF indicator lamp
VDC warning lamp
VDC OFF indicator lamp
AWD LOCK indicator lamp
Key warning lamp
Display contents of CONSULT
Diagnostic item is detected when ...
Refer to
CAN COMM CIRCUIT
[U1000]
When combination meter is not transmitting or receiving CAN communication signal
for 2 seconds or more.
CONTROL UNIT (CAN)
[U1010]
When detecting error during the initial diagnosis of the CAN controller of combina-
tion meter.
VEHICLE SPEED
[B2205]
The abnormal vehicle speed signal is input from the ABS actuator and electric unit
(control unit) for 2 seconds or more.
Revision: 2013 February
2012 MURANO
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COMBINATION METER
ENGINE SPEED
[B2267]
If ECM continuously transmits abnormal engine speed signals for 2 seconds or
more.
WATER TEMP
[B2268]
If ECM continuously transmits abnormal engine coolant temperature signals for 60
seconds or more.
Display contents of CONSULT
Diagnostic item is detected when ...
Refer to
Revision: 2013 February
2012 MURANO
MWI
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
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IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Reference Value
INFOID:0000000007793821
VALUES ON THE DIAGNOSIS TOOL
Monitor Item
Condition
Value/Status
MOTOR FAN REQ
Engine idle speed
Changes depending on engine
coolant temperature, air conditioner
operation status, vehicle speed,
etc.
1/2/3/4
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
Revision: 2013 February
2012 MURANO
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< ECU DIAGNOSIS INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
ST/INHI RLY
Ignition switch ON
Off
At engine cranking
INHI ON
→
ST ON
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
NOTE:
The item is indicated, but not monitored.
Off
S/L STATE
NOTE:
The item is indicated, but not monitored.
UNLOCK
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
NOTE:
The item is indicated, but not monitored.
Off
HL WASHER REQ
NOTE:
The item is indicated, but not monitored.
Off
THFT HRN REQ
Not operating
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
Revision: 2013 February
2012 MURANO
MWI
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
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TERMINAL LAYOUT
PHYSICAL VALUES
JPMIA0863ZZ
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
−
1
(R)
Ground
Battery power supply
Input
Ignition switch OFF
Battery voltage
2
(L)
Ground
Battery power supply
Input
Ignition switch OFF
Battery voltage
4
(LG)
Ground
Front wiper LO
Output
Ignition
switch ON
Front wiper switch OFF
0 V
Front wiper switch LO
Battery voltage
5
(Y)
Ground
Front wiper HI
Output
Ignition
switch ON
Front wiper switch OFF
0 V
Front wiper switch HI
Battery voltage
7
(GR)
Ground
Tail, license plate lamps &
illuminations
Output
Ignition
switch ON
Lighting switch OFF
0 V
Lighting switch 1ST
Battery voltage
10
(BR)
Ground
ECM relay power supply
Output
Ignition switch OFF
(More than a few seconds after turning
ignition switch OFF)
0 V
• Ignition switch ON
• Ignition switch OFF
(For a few seconds after turning igni-
tion switch OFF)
Battery voltage
12
(B)
Ground
Ground
—
Ignition switch ON
0 V
Revision: 2013 February
2012 MURANO
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