Infiniti FX35 / FX45. Manual — part 966

TROUBLE DIAGNOSES

WT-21

< SERVICE INFORMATION >

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Diagnosis

Item

Symptom

(Ignition switch ON)

Low tire pressure warning lamp

Cause

Action

Low tire pres-
sure warning
lamp

Warning lamp comes
on immediately and
turns off after 1 sec-
ond

All wheel transmit-
ters are “activated”
(working).

None (system OK)

Warning lamp blinks
on for 2 seconds,
then turns off for 0.2
seconds-repeats

All wheel transmit-
ters are not activat-
ed.

Activate all wheel transmit-

ters. Refer to

WT-20, "Trans-

mitter Wake Up Operation"

.

Warning lamp blinks
1 time

Front LH wheel
transmitter is not acti-
vated.

Activate front LH wheel

transmitter. Refer to

WT-20,

"Transmitter Wake Up Oper-

ation"

.

Warning lamp blinks
2 times

Front RH wheel
transmitter is not acti-
vated.

Activate front RH wheel

transmitter. Refer to

WT-20,

"Transmitter Wake Up Oper-

ation"

.

Warning lamp blinks
3 times

Rear RH wheel
transmitter is not acti-
vated.

Activate rear RH wheel

transmitter. Refer to

WT-22,

"CONSULT-III Function

(BCM)"

.

SEIA0592E

SEIA0593E

PEIA0073E

SEIA0595E

SEIA0596E

WT-22

< SERVICE INFORMATION >

TROUBLE DIAGNOSES

NOTE:

If more than one wheel transmitter is NOT activated, the warning lamp blinking patterns for those wheels will combine. (Example: one
blink/OFF/three blinks = Rear LH and Rear RH transmitters are not activated.)

RUN-FLAT TIRE WARNING LAMP DIAGNOSTIC CHART

CONSULT-III Function (BCM)

INFOID:0000000001327585

FUNCTION

CONSULT-III can display each self-diagnostic item using the diagnostic test modes shown following.

Low tire pres-
sure warning
lamp

Warning lamp blinks
4 times

Rear LH wheel trans-
mitter is not activat-
ed.

Activate rear LH wheel

transmitter. Refer to

WT-20,

"Transmitter Wake Up Oper-

ation"

.

Warning lamp comes
on and does not turn
off

The fuse for combi-
nation meter from
battery is pulled out.

Check the fuse for combina-
tion meter from battery. In-
stall or replace (if needed).

BCM connector
pulled out.

Check BCM connector. Re-
connect if needed.

Low tire pressure or
tire pressure moni-
toring system mal-
function.

• Perform CONSULT-III Self

Diagnosis. Refer to "Self-
Diagnosis".

- Perform ID Registration if

needed. Refer to

WT-19,

"ID Registration Proce-
dure"

.

Turn signal
lamp

Turn signal lamp
does not flash 2 times
or horn does not
sound after transmit-
ter activation.

1.

Tool J-45295
(special ser-
vice tool) bat-
tery low.

2.

Ignition OFF
during activa-
tion.

3.

Tool J-45295
(special ser-
vice tool) not
positioned cor-
rectly.

4.

Transmitters al-
ready activated.

1.

Install new battery.

2.

Make sure ignition is
ON during activation.

3.

Position tool correctly
during activation.

4.

None

Diagnosis

Item

Symptom

(Ignition switch ON)

Low tire pressure warning lamp

Cause

Action

SEIA0597E

SEIA0598E

Diagnosis

Item

Symptom

(Ignition Switch ON)

Run-flat tire warning lamp

Cause

Action

Run-flat tire
warning lamp

Warning lamp comes
on and does not turn
off

Tire pressure drop to

86 kPa (0.88 kg/cm

2

,

12.5 psi) or less.

1.

Check air pressure of
tire.

2.

Repair or change the
tire (if needed)

3.

Perform CONSULT-III
Self Diagnosis. Refer
to

WT-22, "CONSULT-

III Function (BCM)"

.

SEIA0793E

TROUBLE DIAGNOSES

WT-23

< SERVICE INFORMATION >

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WORK SUPPORT MODE

Test Item

• ID Read
• ID Regist

ID Read

The registered ID number is displayed.

ID Regist

Refer to

WT-19, "ID Registration Procedure"

.

SELF-DIAGNOSTIC RESULTS MODE

NOTE:

Before performing the self-diagnosis, be sure to register the ID, or else the actual malfunction location may be different from that dis-
played on CONSULT-III.

DATA MONITOR MODE

Display item List

Diagnostic test mode

Function

WORK SUPPORT

This mode enables a technician to adjust some devices faster and more accurately by following
the indications on CONSULT-III.

SELF-DIAGNOSTIC RESULTS

Self-diagnostic results can be read and erased quickly.

DATA MONITOR

Input/Output data in the control unit can be read.

ACTIVE TEST

Diagnostic Test Mode in with CONSULT-III drives some actuators apart from the control unit
(BCM) and also shifts some parameters in a specified range.

Diagnostic item

Diagnostic item is detected when ···

[C1704]
[C1705]
[C1706]
[C1707]

LOW PRESSURE FL
LOW PRESSURE FR
LOW PRESSURE RR
LOW PRESSURE RL

Front-left tire pressure drops to 173 kPa (1.8 kg/cm

2

, 25 psi) or less.

Front-right tire pressure drops to 173 kPa (1.8 kg/cm

2

, 25 psi) or less.

Rear-right tire pressure drops to 173 kPa (1.8 kg/cm

2

, 25 psi) or less.

Rear-left tire pressure drops to 173 kPa (1.8 kg/cm

2

, 25 psi) or less.

[C1708]
[C1709]
[C1710]
[C1711]

[NO DATA] FL
[NO DATA] FR
[NO DATA] RR
[NO DATA] RL

Data from front-left transmitter can not be received.
Data from front-right transmitter can not be received.
Data from rear-right transmitter can not be received.
Data from rear-left transmitter can not be received.

[C1712]
[C1713]
[C1714]
[C1715]

[CHECKSUM ERR] FL
[CHECKSUM ERR] FR
[CHECKSUM ERR] RR
[CHECKSUM ERR] RL

Checksum data from front-left transmitter is malfunctioning.
Checksum data from front-right transmitter is malfunctioning.
Checksum data from rear-right transmitter is malfunctioning.
Checksum data from rear-left transmitter is malfunctioning.

[C1716]
[C1717]
[C1718]
[C1719]

[PRESS DATA ERR] FL
[PRESS DATA ERR] FR
[PRESS DATA ERR] RR
[PRESS DATA ERR] RL

Air pressure data from front-left transmitter is malfunctioning.
Air pressure data from front-right transmitter is malfunctioning.
Air pressure data from rear-right transmitter is malfunctioning.
Air pressure data from rear-left transmitter is malfunctioning.

[C1720]
[C1721]
[C1722]
[C1723]

[CODE ERR] FL
[CODE ERR] FR
[CODE ERR] RR
[CODE ERR] RL

Function code data from front-left transmitter is malfunctioning.
Function code data from front-right transmitter is malfunctioning.
Function code data from rear-right transmitter is malfunctioning.
Function code data from rear-left transmitter is malfunctioning.

[C1724]
[C1725]
[C1726]
[C1727]

[BATT VOLT LOW] FL
[BATT VOLT LOW] FR
[BATT VOLT LOW] RR
[BATT VOLT LOW] RL

Battery voltage of front-left transmitter drops.
Battery voltage of front-right transmitter drops.
Battery voltage of rear-right transmitter drops.
Battery voltage of rear-left transmitter drops.

[C1729]

VHCL SPEED SIG ERR

Vehicle speed signal is error.

[C1730]
[C1731]
[C1732]
[C1733]

FLAT TIRE FL
FLAT TIRE FR
FLAT TIRE RR
FLAT TIRE RL

Front-left tire pressure drops to 86 kPa (0.88 kg/cm

2

, 12.5 psi) or less.

Front-right tire pressure drops to 86 kPa (0.88 kg/cm

2

, 12.5 psi) or less.

Rear-right tire pressure drops to 86 kPa (0.88 kg/cm

2

, 12.5 psi) or less.

Rear-left tire pressure drops to 86 kPa (0.88 kg/cm

2

, 12.5 psi) or less.

WT-24

< SERVICE INFORMATION >

TROUBLE DIAGNOSES

NOTE:

Before performing the self-diagnosis, be sure to register the ID, or else the actual malfunction location may be different from that dis-
played on CONSULT-III.

ACTIVE TEST MODE

Test Item

• Flasher
• Horn
• Warning lamp
• ID regist warning
• Flat tire warning

How to Perform Trouble Diagnosis for Quick and Accurate Repair

INFOID:0000000001327586

INTRODUCTION

• Before troubleshooting, verify customer complaints.
• If a vehicle malfunction is difficult to reproduce, harnesses, harness connectors or terminals may be mal-

functioning. Hold and shake these parts to make sure they are securely connected.

• When using a circuit tester to measure voltage or resistance of each circuit, be careful not to damage or

deform connector terminals.

WORK FLOW

MONITOR

CONDITION

SPECIFICATION

VEHICLE SPEED

Drive vehicle.

Vehicle speed (km/h or MPH)

AIR PRESS FL
AIR PRESS FR
AIR PRESS RR
AIR PRESS RL

• Drive vehicle for a few minutes.

Tire pressure (kPa or Psi)

or

• Ignition switch ON and activation tool

is transmitting activation signals.

ID REGST FL 1
ID REGST FR 1
ID REGST RR 1
ID REGST RL 1

Ignition switch ON

Registration ID: DONE
No registration ID: YET

WARNING LAMP

Low tire pressure warning lamp on: ON
Low tire pressure warning lamp off: OFF

BUZZER

Buzzer in combination meter on: ON
Buzzer in combination meter off: OFF

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Текст

Политика конфиденциальности