Murano Cross Cabriolet Z51 (2013 year). Manual — part 103
WCS-18
< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
ECU DIAGNOSIS INFORMATION
COMBINATION METER
Reference Value
INFOID:0000000008955006
VALUES ON THE DIAGNOSIS TOOL
NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.
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
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 warning 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 ON
On
Door warning OFF
Off
TRUNK/GLAS-H
Ignition switch
ON
Trunk warning ON
On
Trunk warning 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
Revision: 2012 October
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WCS
COMBINATION METER
WCS-19
< ECU DIAGNOSIS INFORMATION >
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MIL
Ignition switch
ON
Malfunction indicator lamp ON
On
Malfunction indicator lamp OFF
Off
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 warning lamp ON
On
Low tire pressure warning 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
FUEL CAP W/L
Ignition switch
ON
Fuel filler cap warning display ON
On
Fuel filler cap warning display OFF
Off
O/D OFF SW
Ignition switch
ON
Overdrive control switch ON
On
Overdrive control switch OFF
Off
Monitor Item
Condition
Value/Status
Revision: 2012 October
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WCS-20
< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
NOTE:
Some items are not available according to vehicle specification.
TERMINAL LAYOUT
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
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
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
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
DISTANCE
[km]
Ignition switch
ON
—
Distance to empty calculated by com-
bination meter
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
TPMS PRESS L
Power switch
ON
During check tire pressure warning indica-
tion
On
Other than the above
Off
Monitor Item
Condition
Value/Status
JPNIA0968GB
Revision: 2012 October
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WCS
COMBINATION METER
WCS-21
< ECU DIAGNOSIS INFORMATION >
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PHYSICAL VALUES
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
(O)
Ground
Ignition signal
Input
Ignition
switch
ON
—
Battery voltage
3
(B)
Ground
Ground
—
Ignition
switch
ON
—
0 V
4
(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
(O)
Trip reset signal
Input
Ignition
switch
ON
When trip reset switch is
pressed.
0 V
Other than the above
5 V
9
(W)
Ground
Illumination control signal
(illumination control switch)
Output
Ignition
switch
ON
• Lighting switch 1ST
• When meter illumination
is maximum
• Lighting switch 1ST
• When meter illumination
is minimum
10
(O)
Ground
Meter control switch ground
—
Ignition
switch
ON
—
0 V
JPNIA0828GB
JSNIA4277GB
JSNIA4278GB
JSNIA4279GB
Revision: 2012 October
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WCS-22
< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
11
(L)
10
(O)
Enter switch signal
Input
Ignition
switch
ON
When
is
pressed.
0 V
Other than the above
5 V
12
(R)
10
(O)
Select switch signal
Input
Ignition
switch
ON
When
is pressed.
0 V
Other than the above
5 V
13
(V)
10
(O)
Illumination control switch
signal (+)
Input
Ignition
switch
ON
When
is
pressed.
0 V
Other than the above
5 V
14
(GR)
10
(O)
Illumination control switch
signal (-)
Input
Ignition
switch
ON
When
is
pressed.
0 V
Other than the above
5 V
15
(BR)
—
Air bag signal
Input
—
—
—
18
(L)
Ground
Ambient sensor signal
Input
Ignition
switch
ON
Changes depending to am-
bient temperature.
19
(P)
Ground
A/C auto amp. connection
recognition signal
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
28
(R)
Ground
Roof status signal
Input
Ignition
switch
ON
Soft top indicator lamp ON
0 V
Soft top indicator lamp OFF
12 V
29
(R)
Ground
Washer level switch signal
Input
Ignition
switch
ON
Washer level switch ON
0 V
Washer level switch OFF
5 V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
JSNIA0014GB
Revision: 2012 October
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WCS
COMBINATION METER
WCS-23
< ECU DIAGNOSIS INFORMATION >
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Fail-Safe
INFOID:0000000008955007
FAIL-SAFE
The combination meter activates the fail-safe control if CAN communication with each unit is malfunctioning.
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).
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.
5 V
34
(G)
Ground
Fuel level sensor signal
Input
Ignition
switch
ON
—
MWI-49, "Component Inspec-
tion"
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)
—
Seat belt buckle switch sig-
nal (passenger side)
Input
—
—
—
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
JSNIA0015GB
JSNIA0012GB
Function
Specifications
Speedometer
Reset to zero by suspending communication.
Tachometer
Engine coolant temperature gauge
Illumination control
When suspending communication, changes to nighttime
mode.
Revision: 2012 October
2013 Murano CrossCabriolet
WCS-24
< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
DTC Index
INFOID:0000000008955008
Information display
Door open warning
The display turns off by suspending communication.
Trunk open warning
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.
VDC warning lamp
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 OFF indicator lamp
AWD LOCK indicator lamp
Key warning lamp
Function
Specifications
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.
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.
Revision: 2012 October
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WCS
BCM (BODY CONTROL MODULE)
WCS-25
< ECU DIAGNOSIS INFORMATION >
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BCM (BODY CONTROL MODULE)
List of ECU Reference
INFOID:0000000008462220
ECU
Reference
BCM
BCS-54, "DTC Inspection Priority Chart"
Revision: 2012 October
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WCS-26
< WIRING DIAGRAM >
WARNING CHIME SYSTEM
WIRING DIAGRAM
WARNING CHIME SYSTEM
Wiring Diagram
INFOID:0000000008462221
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to
GI-12, "Connector Information"
JRNWC2908GB
Revision: 2012 October
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WCS
DIAGNOSIS AND REPAIR WORKFLOW
WCS-27
< BASIC INSPECTION >
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
INFOID:0000000008462222
OVERALL SEQUENCE
DETAILED FLOW
1.
OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.
CHECK SYMPTOM
• Check the symptom based on the information obtained from the customer.
• Check if any other malfunctions are present.
>> GO TO 3.
3.
CHECK CONSULT SELF-DIAGNOSIS RESULTS
1.
Connect CONSULT and perform self-diagnosis. Refer to
.
2.
When DTC is detected, follow the instructions below:
-
Record DTC and Freeze Frame Data.
Are self-diagnosis results normal?
YES
>> GO TO 4.
NO
>> GO TO 5.
JSNIA4492GB
Revision: 2012 October
2013 Murano CrossCabriolet
WCS-28
< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORKFLOW
4.
NARROW DOWN MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS
Perform symptom diagnosis and narrow down the malfunctioning parts.
>> GO TO 5.
5.
REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace malfunctioning parts.
NOTE:
If DTC is displayed, erase DTC after repairing or replacing malfunctioning parts.
>> GO TO 6.
6.
FINAL CHECK
Check that the warning buzzer in the combination meter operates normally.
Does it operate normally?
YES
>> INSPECTION END
NO
>> GO TO 1.
Revision: 2012 October
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WCS
POWER SUPPLY AND GROUND CIRCUIT
WCS-29
< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
COMBINATION METER
COMBINATION METER : Diagnosis Procedure
INFOID:0000000008954776
1.
CHECK FUSE
Check for blown fuses.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between combination meter harness connector terminals and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check harness between combination meter and fuse.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter connector.
3.
Check continuity between combination meter harness connector terminals and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
Power source
Fuse No.
Battery
6
Ignition switch ON or START
4
Terminals
Ignition switch po-
sition
Voltage
(Approx.)
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
1
OFF
Battery voltage
2
ON
Terminals
Continuity
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
3
Existed
4
23
Revision: 2012 October
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WCS-30
< DTC/CIRCUIT DIAGNOSIS >
METER BUZZER CIRCUIT
METER BUZZER CIRCUIT
Description
INFOID:0000000008462224
• The buzzer for warning chime system is installed in the combination meter.
• The combination meter sounds the alarm buzzer based on the signals transmitted from various units.
Component Function Check
INFOID:0000000008462225
1.
CHECK OPERATION OF METER BUZZER
1.
Select “BUZZER” of “BCM” on CONSULT.
2.
Perform “LIGHT WARN ALM” of “Active Test”.
Does meter buzzer beep?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK COMBINATION METER INPUT SIGNAL
Select the “Data Monitor” for the “METER/M&A” and check the “BUZZER” monitor value.
Is the inspection result normal?
YES
>> Replace combination meter.
NO
>> Replace BCM. Refer to
BCS-77, "Removal and Installation"
Diagnosis Procedure
INFOID:0000000008462226
1.
CHECK POWER SUPPLY OF COMBINATION METER
Check power supply of combination meter. Refer to
MWI-47, "COMBINATION METER : Diagnosis Proce-
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair power supply circuit of combination meter. Refer to
BUZZER
Under the condition of buzzer input
: On
Except above
: Off
Revision: 2012 October
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WCS
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
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< DTC/CIRCUIT DIAGNOSIS >
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SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
Description
INFOID:0000000008462227
Transmits a seat belt buckle switch signal (driver side) to the combination meter.
Component Function Check
INFOID:0000000008462228
1.
CHECK COMBINATION METER INPUT SIGNAL
Select the “Data Monitor” for the “METER/M&A” and check the “BUCKLE SW” monitor value.
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008462229
1.
CHECK COMBINATION METER INPUT SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between combination meter harness connector terminal and ground.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-70, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK SEAT BELT BUCKLE SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter connector and seat belt buckle switch (driver side) connector.
3.
Check continuity between combination meter harness connector terminal and seat belt buckle switch
(driver side) harness connector terminal.
4.
Check harness continuity between combination meter harness connector terminal and ground.
Is the inspection result normal?
BUCKLE SW
When seat belt is fastened
: Off
When seat belt is unfastened
: On
Terminals
Condition
Voltage
(Approx.)
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
35
When seat belt is fastened
12 V
When seat belt is unfastened
0 V
Terminals
Continuity
(+)
(-)
Combination meter
Seat belt buckle switch(driver side)
Connector
Terminal
Connector
Terminal
M34
35
B449
40
Exist
Terminals
Continuity
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
35
Not existed
Revision: 2012 October
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WCS-32
< DTC/CIRCUIT DIAGNOSIS >
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK SEAT BELT BUCKLE SWITCH GROUND CIRCUIT
Check harness continuity between seat belt buckle switch (driver side) harness connector terminal and
ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
Component Inspection
INFOID:0000000008462230
1.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
1.
Turn ignition switch OFF.
2.
Disconnect the seat belt buckle switch (driver side) connector.
3.
Check continuity between terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace the seat belt buckle. Refer to
SB-7, "SEAT BELT BUCKLE : Removal and Installation"
Terminals
Continuity
(+)
(-)
Combination meter
Ground
Connector
Terminal
B449
41
Exist
Terminals
Condition
Continuity
(+)
(-)
Seat belt buckle switch (driver side)
Connector
Terminal
Connector
Terminal
B449
40
B449
41
When seat belt is fastened
Not existed
When seat belt is unfastened
Exist
Revision: 2012 October
2013 Murano CrossCabriolet
WCS
THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
WCS-33
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
Description
INFOID:0000000008462231
• The parking brake warning buzzer sounds continuously during vehicle travel though the parking brake is
released.
• The parking brake warning buzzer does not sound at all even though driving the vehicle with the parking
brake applied.
Diagnosis Procedure
INFOID:0000000008462232
1.
CHECK PARKING BRAKE WARNING LAMP
1.
Start the engine.
2.
Check the operation of the brake warning lamp by operating the parking brake.
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-70, "Removal and Installation"
.
NO
>> GO TO 2.
2.
CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT
Perform a check for the parking brake switch signal circuit. Refer to
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK PARKING BRAKE SWITCH
Perform a unit check for the parking brake switch. Refer to
MWI-56, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-70, "Removal and Installation"
.
NO
>> Replace the parking brake switch. Refer to
When parking brake is applied
: ON
When parking brake is released
: OFF
Revision: 2012 October
2013 Murano CrossCabriolet
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