Infiniti FX35, FX50 (S51). Manual - part 1939

TPMS

WT-59

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Diagnosis 

items

Symptom

(Ignition switch 

ON)

Low tire pressure warning lamp

Cause

Action

Low tire pres-
sure warning 
lamp

The low tire pres-
sure warning lamp 
illuminates for 1 
second, then turns 
OFF.

Wake-up operation for 
all transmitters at 
wheels is completed.

No system malfunctions

The low tire pres-
sure warning lamp 
repeats blinking 
ON for 2 seconds 
and OFF for 0.2 
seconds.

Wake-up operation for 
all transmitters at 
wheels is not completed.

Perform the wake-up oper-
ation for all transmitters at 
wheels. Refer to 

WT-6, 

"TRANSMITTER WAKE 
UP OPERATION : Trans-
mitter Wake-up Proce-
dure"

.

The low tire pres-
sure warning lamp 
blinks once.

The front left transmitter 
is not activated.

Perform the wake-up oper-
ation for the transmitter at 
front left wheel. Refer to 

WT-6, "TRANSMITTER 
WAKE UP OPERATION : 
Transmitter Wake-up Pro-
cedure"

.

The low tire pres-
sure warning lamp 
repeats blinking 
twice.

The front right transmit-
ter is not activated.

Perform the wake-up oper-
ation for the transmitter at 
front right wheel. Refer to 

WT-6, "TRANSMITTER 
WAKE UP OPERATION : 
Transmitter Wake-up Pro-
cedure"

.

The low tire pres-
sure warning lamp 
repeats blinking 
for 3 times.

The rear right transmit-
ter is not activated.

Perform the wake-up oper-
ation for the transmitter at 
rear right wheel. Refer to 

WT-6, "TRANSMITTER 
WAKE UP OPERATION : 
Transmitter Wake-up Pro-
cedure"

. 

The low tire pres-
sure warning lamp 
repeats blinking 
for 4 times.

The rear left transmitter 
is not activated.

Perform the wake-up oper-
ation for the transmitter at 
rear left wheel. Refer to 

WT-6, "TRANSMITTER 
WAKE UP OPERATION : 
Transmitter Wake-up Pro-
cedure"

.

The low tire pres-
sure warning lamp 
turns ON and 
stays illuminated.

Low tire pressure

Check the tire pressure for 
all wheels and adjust to the 
specified value. Refer to 

WT-80, "Tire Air Pressure"

. 

SEIA0592E

SEIA0593E

SEIA0594E

SEIA0595E

SEIA0596E

SEIA0597E

SEIA0598E

WT-60

< SYMPTOM DIAGNOSIS >

TPMS

NOTE:
If transmitter wake-up operation is not completed for two or more transmitters, the applicable low tire pressure
warning lamp blinking patterns are displayed continuously.
(Example: Blinks once/OFF/blinks 3 times = Wake-up operation is not completed at the front left wheel and
rear right wheel transmitters.)

Low tire pres-
sure warning 
lamp

The low tire pres-
sure warning lamp 
repeats blinking at 
0.5-second inter-
vals for 1 minute, 
and then stays illu-
minated.

The combination meter 
fuse is open or removed 
(or pulled out).

Check and install the com-
bination meter fuse. If nec-
essary, replace the fuse.

The low tire pressure 
warning control unit har-
ness connector is re-
moved.

Check the connection con-
ditions of the low tire pres-
sure warning control unit 
harness connector, and re-
pair if necessary.

Tire Pressure Monitor-
ing System (TPMS) mal-
function.

• Perform CONSULT-III 

self-diagnosis. Refer to 

WT-12, "CONSULT-III 
Function"

.

• If necessary, perform 

transmitter ID registra-
tion. Refer to 

WT-7, "ID 

REGISTRATION PRO-
CEDURE : Transmitter 
ID Registration Proce-
dure"

.

Turn signal 
lamp

The turn signal 
lamps do not blink 
twice when the 
transmitter is acti-
vated. Or the 
buzzer does not 
sound.

—

1.

The transmitter ac-
tivation tool (J-
45295) does not 
activate.

2.

The ignition switch 
is OFF when the 
transmitter wake-
up operation is per-
formed.

3.

The transmitter ac-
tivation tool (J-
45295) is not used 
in the correct posi-
tion.

4.

The transmitter is 
already waked up.

1.

Replace the battery in 
the transmitter activa-
tion tool (J-45295).

2.

Turn the ignition 
switch ON when per-
forming the transmit-
ter wake-up 
operation.

3.

Operate the transmit-
ter activation tool (J-
45295) in the correct 
position when per-
forming the wake-up 
operation.

4.

No procedure.

Diagnosis 

items

Symptom

(Ignition switch 

ON)

Low tire pressure warning lamp

Cause

Action

SEIA0788E

LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN ON

WT-61

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LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN ON

Description

INFOID:0000000005549649

The low tire pressure warning lamp does not illuminate when the ignition switch is turned ON.

Diagnosis Procedure

INFOID:0000000005549650

1.

CHECK LOW TIRE PRESSURE WARNING LAMP

Perform trouble diagnosis of the low tire pressure warning lamp. Refer to 

WT-43, "Diagnosis Procedure"

. 

Is the inspection result normal?

YES

>> Check pin terminals for damage or loose connection with harness connector. If any items are

damaged, repair or replace error-detected parts. 

NO

>> Repair or replace error-detected parts.

WT-62

< SYMPTOM DIAGNOSIS >

LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN OFF

LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN OFF

Description

INFOID:0000000005549651

The low tire pressure warning lamp does not turn OFF after several seconds is passed after engine starts.

Diagnosis Procedure

INFOID:0000000005549652

1.

CHECK TIRE PRESSURE

1.

Turn the ignition switch ON.

CAUTION:

Never start the engine.

2.

Check the tire pressure for all wheels and adjust to the specified value. Refer to 

WT-80, "Tire Air Pres-

sure"

. 

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Inspect or repair the tires or wheels.

2.

CHECK LOW TIRE PRESSURE WARNING LAMP

Check low tire pressure warning lamp display.

Does not low tire pressure warning lamp turn OFF?

YES

>> GO TO 3.

NO

>> INSPECTION END

3.

CHECK LOW TIRE PRESSURE WARNING CONTROL UNIT

With CONSULT-III

Perform “AIR PRESSURE MONITOR” self-diagnosis.

Is any DTC detected?

YES

>> Check the DTC. Refer to 

WT-56, "DTC Index"

.

NO

>> GO TO 4.

4.

CHECK POWER SUPPLY AND GROUND

Check the power supply and ground circuit. Refer to 

WT-39, "Diagnosis Procedure"

. 

Is the inspection result normal?

YES

>> Replace low tire pressure warning control unit. Refer to 

WT-76, "Exploded View"

. 

NO

>> Repair or replace damaged parts.