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Nissan Pathfinder (2007 year). Manual - part 431

TROUBLE DIAGNOSIS FOR SYMPTOMS

WT-25

2007 Pathfinder

CHECK BCM POWER SUPPLY CIRCUIT (IGN)

Turn ignition switch ON.

Check voltage between BCM harness connector M18 terminal 38 and ground.

OK or NG

>> GO TO 4.

>> Check BCM power supply circuit for open or short.

CHECK BCM GROUND CIRCUIT

Turn ignition switch OFF.

Check continuity between BCM harness connector M20 terminal 67 and ground.

OK or NG

>> Replace BCM. Refer to

BCS-25, "BCM"

>> Repair BCM ground circuit.

Terminals

Voltage

(Approx.)

(+)

(–)

Connector

Terminal

Ground

Battery
voltage

M18

WEIA0038E

Terminals

Continuity

(+)

(–)

Connector

Terminal

Ground

Yes

M20

WEIA0189E

WT-26

TROUBLE DIAGNOSIS FOR SYMPTOMS

2007 Pathfinder

Low Tire Pressure Warning Lamp Flashes When Ignition Switch Is Turned On.

EES002UK

NOTE:
If low tire pressure warning lamp flashes as shown, the system is normal.

Flash Mode A

●

This mode shows transmitter status is OFF-mode.
Carry out transmitter wake up operation. Refer to

WT-15,

"Transmitter Wake Up Operation"

DIAGNOSTIC PROCEDURE

CHECK BCM CONNECTORS

Turn ignition switch OFF.

Disconnect BCM harness connectors M18 and M20.

Check terminals for damage or loose connections.

Inspection results OK?

>> GO TO 2.

>> Repair or replace damaged parts.

CHECK TIRE PRESSURE WARNING CHECK CONNECTOR CIRCUIT

Check continuity between BCM harness connector M18 terminal 15 and check connector M123 terminal 1.

OK or NG

>> Replace BCM. Refer to

BCS-25, "BCM"

>> Repair or replace harness connector.

SEIA0347E

Continuity should exist.

WEIA0052E

TROUBLE DIAGNOSIS FOR SYMPTOMS

WT-27

2007 Pathfinder

Hazard Warning Lamps Flash When Ignition Switch Is Turned On

EES002UL

DIAGNOSTIC PROCEDURE

CHECK BCM GROUND CIRCUIT

Turn ignition switch OFF.

Disconnect BCM harness connector M20.

Check continuity between BCM harness connector M20 terminal 67 and ground.

OK or NG

>> Replace BCM. Refer to

BCS-25, "BCM"

>> Repair BCM ground circuit.

Terminals

Continuity

(+)

(–)

Connector

Terminal

Ground

Yes

M20

WEIA0189E

WT-28

TROUBLE DIAGNOSIS FOR SYMPTOMS

2007 Pathfinder

“TIRE PRESSURE” Information In Display Unit Does Not Exist.

EES002UM

DIAGNOSTIC PROCEDURE

SELF-DIAGNOSTIC RESULT CHECK

Using CONSULT-II, check display contents in self-diagnostic results.

Is "CAN COMM CIRCUIT" displayed in the self-diagnosis display items?

YES

>> Malfunction in CAN communication system. GO TO

LAN-44, "TROUBLE DIAGNOSIS"

>> GO TO 2.

CHECK DISPLAY UNIT

Perform display unit self-diagnosis. Refer to

AV-106, "Self-Diagnosis Mode (NAVI)"

Inspection results OK?

>> Replace BCM. Refer to

BCS-25, "BCM"

>> Repair or replace malfunctioning parts.

ID Registration Cannot Be Completed

EES002UN

DIAGNOSTIC PROCEDURE

PERFORM ID REGISTRATION OF ALL TRANSMITTERS

Carry out ID registration of all transmitters. Refer to

WT-13, "ID Registration Procedure"

Can ID registration of all transmitters be completed?

YES

>> Inspection End.

>> GO TO

WT-21, "Data From Transmitter Not Being Received"

REMOVAL AND INSTALLATION

WT-29

2007 Pathfinder

REMOVAL AND INSTALLATION

PFP:00000

Transmitter (Pressure Sensor)

EES0024K

REMOVAL

Remove wheel and tire using power tool.

Deflate tire. Unscrew transmitter retaining nut and allow transmitter to fall into tire.

Gently bounce tire so that transmitter falls to bottom of tire.
Place wheel and tire assembly on tire changing machine and
break both tire beads. Ensure that the transmitter remains at the
bottom of the tire while breaking the bead.

Turn tire so that valve hole is at bottom, and gently bounce the
tire to ensure transmitter is near valve hole. Carefully lift tire onto
turntable and position valve hole (and transmitter) 270 degrees
from mounting/dismounting head.

Lubricate tire well, and remove top side of tire. Reach inside the
tire and remove the transmitter.

Remove the second side of the tire as normal.

INSTALLATION

Place first side of tire onto rim.

Apply suitable silicone lubricant to new transmitter seal then install seal on transmitter. Refer to

MA-11,

"RECOMMENDED FLUIDS AND LUBRICANTS"

NOTE:
Always replace the seal after every disassembly.

Mount transmitter on rim and tighten nut.

NOTE:
Make sure no burrs exist in the valve stem hole of the wheel.

SEIA0047E

WEIA0046E

SEIA0049E

Transmitter nut
tightening torque

: 5.5 N·m (0.56 kg-m, 49 in-lb)

WEIA0137E

WT-30

REMOVAL AND INSTALLATION

2007 Pathfinder

Place wheel on turntable of tire machine. Ensure that transmitter
is 270 degrees from mounting/dismounting head.

NOTE:
Do not touch transmitter with mounting head.

Lubricate tire well, and install second side of tire as normal.
Ensure that tire does not rotate relative to rim.

Inflate tire and balance the wheel and tire assembly. Refer to

WT-6, "WHEEL BALANCE INSTALLATION AND ADJUST-
MENT"

Install wheel and tire assembly in appropriate wheel position on
vehicle. Refer to

WT-7, "Rotation"

NOTE:
If replacing the transmitter, then transmitter wake up operation must be performed. Refer to

WT-15,

"Transmitter Wake Up Operation"

Adjust neutral position of steering angle sensor. Refer to

BRC-57, "Adjustment of Steering Angle Sensor

Neutral Position"

WEIA0046E

SERVICE DATA AND SPECIFICATIONS (SDS)

WT-31

2007 Pathfinder

SERVICE DATA AND SPECIFICATIONS (SDS)

PFP:00030

Road Wheel

EES0024L

Tire

EES0024M

Unit: kPa (kg/cm

, psi)

Wheel type

Aluminum

Maximum radial runout limit

Lateral mm (in)

0.3 (0.012) or less

Radial mm (in)

0.3 (0.012) or less

Maximum residual imbalance

Dynamic
(at rim flange)

Less than 5 g (0.18 oz) (per side)

Static (at rim flange)

Less than 10 g (0.35 oz)

Tire size

Air pressure

Conventional tire

Spare tire

Full size spare tire

—

240 (2.4, 35)

P245/75R16

240 (2.4, 35)

—

P265/70R16

240 (2.4, 35)

—

P265/75R16

240 (2.4, 35)

—

P265/65R17

240 (2.4, 35)

—

WT-32

SERVICE DATA AND SPECIFICATIONS (SDS)

2007 Pathfinder

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