Nissan Pathfinder (2008 year). Manual — part 81
BCS
BCM (BODY CONTROL MODULE)
BCS-49
< ECU DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
ALMIA0254GB
BCS-50
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
DTC Inspection Priority Chart
INFOID:0000000001712702
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
ALMIA0255GB
BCS
BCM (BODY CONTROL MODULE)
BCS-51
< ECU DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
DTC Index
INFOID:0000000001712703
NOTE:
Details of time display
• CRNT: Displays when there is a malfunction now or after returning to the normal condition until turning igni-
tion switch OFF
→
ON again.
• 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases like 1
→
2
→
3...38
→
39 after returning to the normal condition whenever ignition switch OFF
→
ON. The counter
remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch
OFF
→
ON after returning to the normal condition if the malfunction is detected again.
Priority
DTC
1
• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)
2
• B2190: NATS ANTENNA AMP
• B2191: DIFFERENCE OF KEY
• B2192: ID DISCORD BCM-ECM
• B2193: CHAIN OF BCM-ECM
• B2013: STRG COMM 1
• B2552: INTELLIGENT KEY
• B2590: NATS MALFUNCTION
3
• C1729: VHCL SPEED SIG ERR
4
• C1704: LOW PRESSURE FL
• C1705: LOW PRESSURE FR
• C1706: LOW PRESSURE RR
• C1707: LOW PRESSURE RL
• C1708: [NO DATA] FL
• C1709: [NO DATA] FR
• C1710: [NO DATA] RR
• C1711: [NO DATA] RL
• C1712: [CHECKSUM ERR] FL
• C1713: [CHECKSUM ERR] FR
• C1714: [CHECKSUM ERR] RR
• C1715: [CHECKSUM ERR] RL
• C1716: [PRESSDATA ERR] FL
• C1717: [PRESSDATA ERR] FR
• C1718: [PRESSDATA ERR] RR
• C1719: [PRESSDATA ERR] RL
• C1720: [CODE ERR] FL
• C1721: [CODE ERR] FR
• C1722: [CODE ERR] RR
• C1723: [CODE ERR] RL
• C1724: [BATT VOLT LOW] FL
• C1725: [BATT VOLT LOW] FR
• C1726: [BATT VOLT LOW] RR
• C1727: [BATT VOLT LOW] RL
CONSULT display
Fail-safe
Intelligent Key
warning lamp ON
Tire pressure
monitor warning
lamp ON
Reference page
No DTC is detected.
further testing
may be required.
—
—
—
—
U1000: CAN COMM CIRCUIT
—
—
—
U1010: CONTROL UNIT (CAN)
—
—
—
B2013: STRG COMM 1
—
—
—
B2190: NATS ANTTENA AMP
—
—
—
(with I-
(without I-Key)
BCS-52
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
B2191: DIFFERENCE OF KEY
—
—
—
(with I-
Key),
(without I-Key)
B2192: ID DISCORD BCM-ECM
—
—
—
(with I-
Key),
(without I-Key)
B2193: CHAIN OF BCM-ECM
—
—
—
(with I-
Key),
(without I-Key)
B2552: INTELLIGENT KEY
—
—
—
B2590: NATS MALFUNCTION
—
—
—
C1708: [NO DATA] FL
—
—
—
C1709: [NO DATA] FR
—
—
—
C1710: [NO DATA] RR
—
—
—
C1711: [NO DATA] RL
—
—
—
C1712: [CHECKSUM ERR] FL
—
—
—
C1713: [CHECKSUM ERR] FR
—
—
—
C1714: [CHECKSUM ERR] RR
—
—
—
C1715: [CHECKSUM ERR] RL
—
—
—
C1716: [PRESSDATA ERR] FL
—
—
—
C1717: [PRESSDATA ERR] FR
—
—
—
C1718: [PRESSDATA ERR] RR
—
—
—
C1719: [PRESSDATA ERR] RL
—
—
—
C1720: [CODE ERR] FL
—
—
—
C1721: [CODE ERR] FR
—
—
—
C1722: [CODE ERR] RR
—
—
—
C1723: [CODE ERR] RL
—
—
—
C1724: [BATT VOLT LOW] FL
—
—
—
C1725: [BATT VOLT LOW] FR
—
—
—
C1726: [BATT VOLT LOW] RR
—
—
—
C1727: [BATT VOLT LOW] RL
—
—
—
C1729: VHCL SPEED SIG ERR
—
—
—
C1734: CONTROL UNIT
—
—
—
—
CONSULT display
Fail-safe
Intelligent Key
warning lamp ON
Tire pressure
monitor warning
lamp ON
Reference page
BCS
COMBINATION SWITCH SYSTEM SYMPTOMS
BCS-53
< SYMPTOM DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
SYMPTOM DIAGNOSIS
COMBINATION SWITCH SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000001712704
1.
Perform the data monitor of CONSULT-III to check for any malfunctioning item.
2.
Check the malfunction combinations.
Malfunction item:
×
3.
Identify the malfunctioning part from the agreed combination and repair or replace the part.
Data monitor item
Malfunction combi-
nation
TURN SIGNAL R
T
U
R
N
SIGNAL L
HI BEAM
SW
HEADLAMP SW
1
HEADLAMP SW
2
T
A
IL LAM
P
SW
P
ASSING SW
AUT
O
LI
GHT
SW
FR FOG SW
FR WIPE
R HI
F
R
WIPER LOW
FR
W
IP
E
R
I
N
T
FR W
ASHER S
W
IN
T V
O
L
U
ME
RR WIPER ON
R
R
WIPER
IN
T
RR W
ASHER SW
×
×
×
×
A
×
×
×
×
B
×
×
×
×
C
×
×
×
×
D
×
×
×
E
×
×
×
F
×
×
×
×
G
×
×
×
H
×
×
×
×
I
×
×
×
×
J
Combinations other than those above
K
All Items
L
If only one item is detected or the item is not applicable to the combinations A to L
M
Malfunction
combination
Malfunctioning part
Repair or replace
A
Combination switch INPUT 1 circuit
Inspect the combination switch input circuit applicable to the malfunctioning
part. Refer to
.
B
Combination switch INPUT 2 circuit
C
Combination switch INPUT 3 circuit
D
Combination switch INPUT 4 circuit
E
Combination switch INPUT 5 circuit
F
Combination switch OUTPUT 1 circuit
Inspect the combination switch output circuit applicable to the malfunction-
ing part. Refer to
.
G
Combination switch OUTPUT 2 circuit
H
Combination switch OUTPUT 3 circuit
I
Combination switch OUTPUT 4 circuit
J
Combination switch OUTPUT 5 circuit
K
Light and turn signal switch or front wip-
er and washer switch
Refer to
L
BCM
BCS-54, "Removal and Installation"
M
Light and turn signal switch or front wip-
er and washer switch
Replace the switch that cannot be operated.
BCS-54
< ON-VEHICLE REPAIR >
BCM (BODY CONTROL MODULE)
ON-VEHICLE REPAIR
BCM (BODY CONTROL MODULE)
Removal and Installation
INFOID:0000000001678397
REMOVAL
NOTE:
If possible, before removing BCM, retrieve current BCM configuration to use for reference when configuring
brand-new BCM after installation. Refer to
BCS-4, "CONFIGURATION : Special Repair Requirement"
1.
Disconnect the battery negative terminal.
2.
Remove the lower instrument panel LH. Refer to
.
3.
Remove the knee protector. Refer to
.
4.
Remove the BCM screws and release the BCM.
5.
Disconnect the BCM connectors and then remove the BCM.
INSTALLATION
Installation is in the reverse order of removal.
NOTE:
• When replacing the BCM, it must be configured. Refer to
BCS-4, "CONFIGURATION : Special Repair
.
• When replacing the BCM, perform initialization of NATS system and registration of all NATS ignition key IDs.
.
• When replacing the BCM, perform ID registration procedure of low tire pressure warning system. Refer to
WT-6, "ID Registration Procedure"
.
• When replacing the BCM, register the remote keyless entry system keyfob ID codes. Refer to
"ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement"
.
• When replacing the BCM, perform adjustment procedure for the steering angle sensor. Refer to
"ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION : Special Repair Requirement"
(VDC/TCS/ABS) or
BRC-131, "ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION :
LKIA0564E
BR-1
BRAKES
C
D
E
G
H
I
J
K
L
M
SECTION
BR
A
B
BR
N
O
P
CONTENTS
BRAKE SYSTEM
PRECAUTION . . . . . . . . . . . ...
PRECAUTIONS . . . . . . . . . . . . ...
Precaution for Brake System . . . . . . . . ....
PREPARATION . . . . . . . . . . .
PREPARATION . . . . . . . . . . . . ...
Special Service Tool . . . . . . . . . . . .....
Commercial Service Tool . . . . . . . . . . ..
FUNCTION DIAGNOSIS . . . . . . . ...
NOISE, VIBRATION, AND HARSHNESS
(NVH) TROUBLESHOOTING . . . . . . . .
NVH Troubleshooting Chart . . . . . . . . . ..
Hydraulic Circuit . . . . . . . . . . . . . ....
BASIC INSPECTION . . . . . . . . .
INSPECTION AND ADJUSTMENT . . . . . .
Brake Fluid Level Inspection . . . . . . . . .....
Brake Booster Inspection . . . . . . . . . . ..
Pad Wear Inspection . . . . . . . . . . . .....
Brake Pedal Inspection and Adjustment . . . . ...
ON-VEHICLE MAINTENANCE . . . . . .
BRAKE FLUID . . . . . . . . . . . . . .
Drain and Refill . . . . . . . . . . . . . . ..
Bleeding Brake System . . . . . . . . . . .....
FRONT DISC BRAKE . . . . . . . . . .
Component . . . . . . . . . . . . . . . ..
Removal and Installation of Brake Pad . . . . ...
Brake Burnishing . . . . . . . . . . . . . .
REAR DISC BRAKE . . . . . . . . . . ..
Component . . . . . . . . . . . . . . . ..
Removal and Installation of Brake Pad . . . . ...
Brake Burnishing . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . ...
BRAKE PEDAL . . . . . . . . . . . . .
Removal and Installation . . . . . . . . . . .
BRAKE PIPING AND HOSE . . . . . . . .
Removal and Installation of Front Brake Piping
and Brake Hose . . . . . . . . . . . . . ...
Removal and Installation of Rear Brake Piping
and Brake Hose . . . . . . . . . . . . . ...
Inspection After Installation . . . . . . . . . .
BRAKE MASTER CYLINDER . . . . . . ..
Removal and Installation . . . . . . . . . . .
BRAKE BOOSTER . . . . . . . . . . ...
Removal and Installation . . . . . . . . . . .
VACUUM LINES . . . . . . . . . . . ...
Removal and Installation . . . . . . . . . . .
FRONT DISC BRAKE . . . . . . . . . ...
Component . . . . . . . . . . . . . . . ..
Removal and Installation of Brake Caliper and
Disc Rotor . . . . . . . . . . . . . . . .
Brake Burnishing . . . . . . . . . . . . . .
REAR DISC BRAKE . . . . . . . . . . .
Component . . . . . . . . . . . . . . . ..
Removal and Installation of Brake Caliper and
Disc Rotor . . . . . . . . . . . . . . . .
Brake Burnishing . . . . . . . . . . . . . .
DISASSEMBLY AND ASSEMBLY . . . ..
BRAKE MASTER CYLINDER . . . . . . ..
Disassembly and Assembly . . . . . . . . . .
FRONT DISC BRAKE . . . . . . . . . ...
Component . . . . . . . . . . . . . . . ..
BR-2
REAR DISC BRAKE . . . . . . . . . . ..
Component . . . . . . . . . . . . . . . .
Disassembly and Assembly of Brake Caliper . . .
SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ...
SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . . .
General Specification . . . . . . . . . . . ..
Brake Pedal . . . . . . . . . . . . . . .
Brake Booster . . . . . . . . . . . . . . .
Check Valve . . . . . . . . . . . . . . .
Front Disc Brake . . . . . . . . . . . . . .
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