Infiniti EX35. Manual — part 1532
WT-84
< SYMPTOM DIAGNOSIS >
TPMS
SYMPTOM DIAGNOSIS
TPMS
Symptom Table
INFOID:0000000003579755
LOW TIRE PRESSURE WARNING LAMP SYMPTOM CHART
Diagnosis
Item
Symptom
(Ignition switch ON)
Low tire pressure warning lamp
Cause
Action
Low tire pres-
sure warning
lamp
Low tire pressure
warning lamp comes
on immediately and
turns off after 1 sec-
ond.
All wheel transmit-
ters are “activated”
(working).
None (system OK)
Low tire pressure
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 tire pressure
transmitters. Refer to
.
Low tire pressure
warning lamp blinks
1 time.
Tire pressure trans-
mitter front LH is not
activated.
Activate tire pressure transmit-
.
Low tire pressure
warning lamp blinks
2 times.
Tire pressure trans-
mitter front RH is not
activated.
Activate tire pressure transmit-
ter front RH. Refer to
.
Low tire pressure
warning lamp blinks
3 times.
Tire pressure trans-
mitter rear RH is not
activated.
Activate tire pressure transmit-
ter rear RH. Refer to
.
SEIA0592E
SEIA0593E
SEIA0594E
SEIA0595E
SEIA0596E
TPMS
WT-85
< SYMPTOM DIAGNOSIS >
C
D
F
G
H
I
J
K
L
M
A
B
WT
N
O
P
NOTE:
If more than one wheel transmitter is NOT activated, the low tire pressure warning lamp blinking patterns for those wheels will combine.
(Example: one blink/OFF/three blinks = Tire pressure transmitter rear LH and rear RH are not activated.)
Low tire pres-
sure warning
lamp
Low tire pressure
warning lamp blinks
4 times.
Tire pressure trans-
mitter rear LH is not
activated.
Activate tire pressure transmit-
ter rear LH. Refer to
.
Low tire pressure
warning lamp comes
on and does not turn
off.
Tire pressure is low.
Check tire pressure with CON-
SULT-III. Refer to
PRESSURE MONITOR :
CONSULT-III Function (BCM -
AIR PRESSURE MONITOR)"
Low tire pressure
warning lamp blinks
on for 0.5 seconds
then turns off for 0.5
seconds-repeats for
1 minute, and then
stays on.
The fuse for combi-
nation meter from
battery is pulled out.
Check the fuse for combina-
tion meter from battery. Install
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-
"AIR PRESSURE MONI-
TOR : CONSULT-III Func-
tion (BCM - AIR
PRESSURE MONITOR)"
- Perform ID Registration if
needed. Refer to
REGISTRATION PROCE-
DURE : Special Repair Re-
quirement"
Turn signal
lamp
Turn signal lamp
does not blink 2
times or buzzer does
not sound after trans-
mitter activation.
—
1.
Tool J-45295
[SST] does not
activated.
2.
Ignition OFF
during activa-
tion.
3.
Tool J-45295
[SST] not posi-
tioned correct-
ly.
4.
Transmitters
already activat-
ed.
1.
Install new battery.
2.
Check ignition is ON dur-
ing activation.
3.
Position tool correctly
during activation.
4.
Nothing.
Diagnosis
Item
Symptom
(Ignition switch ON)
Low tire pressure warning lamp
Cause
Action
SEIA0597E
SEIA0598E
SEIA0788E
WT-86
< SYMPTOM DIAGNOSIS >
LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN ON
LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN ON
Description
INFOID:0000000003579756
DESCRIPTION
The low tire pressure warning lamp illuminates for approximately 1 second and then turns OFF when the igni-
tion switch is turned ON. This is to check that no abnormal condition is present in the tire pressure monitoring
system.
The lamp bulb may be burnt out or the tire pressure monitoring system may be malfunctioning if the low tire
pressure warning lamp does not illuminate when the ignition switch is turned ON.
Diagnosis Procedure
INFOID:0000000003579757
1.
CHECK SELF-DIAGNOSIS RESULTS
With CONSULT-III
1.
On the “SELECT DIAG” mode, select the “SELF-DIAG RESULTS” screen.
2.
Check display contents in self-diagnostic results.
Is “CAN COMM CIRCUIT” displayed in the self-diagnosis display items?
YES
>> Perform trouble diagnosis for CAN communication system. Refer to
NO
>> GO TO 2.
2.
CHECK COMBINATION METER
Check combination meter function. Refer to
MWI-40, "CONSULT-III Function (METER/M&A)"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace damaged parts.
3.
CHECK LOW TIRE PRESSURE WARNING LAMP
1.
Turn the ignition switch OFF.
2.
Disconnect BCM harness connectors.
3.
Turn the ignition switch ON.
CAUTION:
Never start the engine.
Does low tire pressure warning lamp turn ON?
YES
>> GO TO 4.
NO
>> Check combination meter and repair or replace. Refer to
MWI-38, "Diagnosis Description"
4.
CHECK SYMPTOM
Check symptom again.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 5.
5.
CHECK BCM
Check BCM input/output signal. Refer to
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 6.
6.
CHECK BCM HARNESS CONNECTOR
Check BCM pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-84, "Removal and Installation"
NO
>> Repair or replace damaged parts.
LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN OFF
WT-87
< SYMPTOM DIAGNOSIS >
C
D
F
G
H
I
J
K
L
M
A
B
WT
N
O
P
LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN OFF
Description
INFOID:0000000003579758
DESCRIPTION
The tire pressure monitoring system is checked and the warning lamp is illuminated for approximately 1 sec-
ond when the ignition switch is turned ON. The low tire pressure warning lamp turns OFF after the system
check finishes.
The system may be malfunctioning if the low tire pressure warning lamp does not turn off approximately 1 sec-
ond after the ignition switch is turned ON.
Diagnosis Procedure
INFOID:0000000003579759
1.
CHECK SYSTEM FOR BCM
With CONSULT-III
1.
On “SELF-DIAG” mode, select the “SELF-DIAG RESULTS” screen.
2.
Check display contents in self-diagnostic results.
Does self-diagnostic results indicate any malfunction?
YES
>> Perform trouble diagnosis. Refer to
WT-14, "AIR PRESSURE MONITOR : CONSULT-III Function
.
NO
>> GO TO 2.
2.
CHECK ID REGISTRATION
Perform ID registration of all transmitters. Refer to
WT-6, "ID REGISTRATION PROCEDURE : Special Repair
Does low tire pressure warning lamp turn OFF?
YES
>> INSPECTION END
NO
>> GO TO 3.
3.
CHECK BCM POWER SUPPLY CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect BCM harness connector.
3.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>>
Check the following. If any items are damaged, repair or replace damaged parts.
• 40 A fusible link [No. K located in the fuse block]. Refer to
.
• 10 A fuse [No. 10 located in the fuse block (J/B)]. Refer to
PG-98, "Fuse, Connector and Termi-
• Harness for short or open between battery and BCM harness connector M118 terminal 1.
• Harness for short or open between battery and BCM harness connector M119 terminal 11.
• Check battery voltage.
4.
CHECK BCM GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
BCM
—
Voltage (Approx.)
Connector
Terminal
M118
1
Ground
Battery voltage
M119
11
BCM
—
Continuity
Connector
Terminal
M119
13
Ground
Existed
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