Nissan Frontier D22. Manual - part 938

WT-16

TROUBLE DIAGNOSES

Malfunction Code/Symptom Chart

EES000Y2

Code/Symptom

Malfunction part

Reference 

page

21
22
23
24

Transmitter no data (front - left)
Transmitter no data (front - right)
Transmitter no data (rear - right)
Transmitter no data (rear - left)

WT-17

31
32
33
34

Transmitter checksum error (front - left)
Transmitter checksum error (front - right)
Transmitter checksum error (rear - right)
Transmitter checksum error (rear - left)

WT-17

35
36
37
38

Transmitter pressure data error (front - left)
Transmitter pressure data error (front - right)
Transmitter pressure data error (rear - right)
Transmitter pressure data error (rear - left)

WT-17

41
42
43
44

Transmitter function code error (front - left)
Transmitter function code error (front - right)
Transmitter function code error (rear - right)
Transmitter function code error (rear - left)

WT-17

45
46
47
48

Transmitter battery voltage low (front - left)
Transmitter battery voltage low (front - right)
Transmitter battery voltage low (rear - right)
Transmitter battery voltage low (rear - left)

WT-17

51

Low tire pressure warning control unit

WT-17

Warning lamp does not come on when igni-
tion switch is turned on.

Fuse or combination meter
Low tire pressure warning control unit connector or circuit
Low tire pressure warning control unit 

WT-18

Warning lamp stays on when ignition switch 
is turned on.

Fuse or combination meter
Low tire pressure warning control unit connector or circuit
Low tire pressure warning control unit

WT-19

Warning lamp blinks when ignition switch is 
turned on.

Low tire pressure warning control unit harness connector or circuit
Low tire pressure warning control unit

WT-20

Hazard warning lamp blinks when ignition 
switch is turned on.

Low tire pressure warning control unit harness connector or circuit
Low tire pressure warning control unit
Low tire pressure warning relay

WT-20

ID registration cannot be operated.

Transmitter
Antenna harness connector or circuit
Antenna

WT-21

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS

WT-17

C

D

F

G

H

I

J

K

L

M

A

B

WT

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS

PFP:00000

Inspection 1: Transmitter or Low Tire Pressure Warning Control Unit

EES000Y3

MALFUNCTION CODE NO. 21, 22, 23 OR 24

1. 

CHECK CONNECTOR

●

Disconnect low tire pressure warning control unit connector.  Inspect control unit terminals and harness
connector pins for damage or loose connections.  Then, reconnect connector.

●

Carry out self-diagnosis again.

OK or NG

OK

>> INSPECTION END

NG

>> GO TO 2.

2. 

CHECK ANTENNA CONNECTOR

●

Check antenna and feeder connector for damage or loose connections.

OK or NG

OK

>> GO TO 3.

NG

>> Repair or replace antenna or feeder connector.

3. 

CHECK ANTENNA CIRCUIT

●

Check antenna circuit continuity.

Does continuity exist?

Yes

>> Check transmitter and transmitter activation tool.

No

>> Replace antenna circuit.

Inspection 2: Transmitter

EES000Y4

MALFUNCTION CODE NO. 31, 32, 33, 34, 35, 36, 37, 38, 41, 42, 43, 44, 45, 46, 47 OR 48

1. 

ID REGISTRATION

●

Carry out ID registration.

●

Drive the vehicle for 5 minutes or longer for malfunction code Nos. 31, 32, 33, 34, 35, 36, 37, 38, 41, 42,
43, or 44.  Drive the vehicle for 20 minutes or longer for malfunction code Nos. 45, 46, 47, or 48.

Does warning lamp activate?

Yes

>> GO TO 2.

No

>> INSPECTION END

2. 

REPLACE TRANSMITTER

●

Replace the transmitter that corresponds with the malfunction code.

Does warning lamp activate again?

Yes

>> GO TO 1.

No

>> INSPECTION END

Inspection 3: Low Tire Pressure Warning Control Unit 

EES000Y5

MALFUNCTION CODE NO. 51

1. 

SELF-DIAGNOSIS

●

Carry out self-diagnosis.

Does warning lamp activate again?

Yes

>> Replace low tire pressure warning control unit.

No

>> INSPECTION END

WT-18

TROUBLE DIAGNOSIS FOR SYMPTOMS

TROUBLE DIAGNOSIS FOR SYMPTOMS

PFP:00007

Inspection 1: Warning Lamp Does Not Come On When Ignition Switch Is Turned 
On

EES000Y6

DIAGNOSTIC PROCEDURE

1. 

CHECK COMBINATION METER

●

Check combination meter operation.

OK or NG

OK

>> GO TO 2.

NG

>> Repair or replace combination meter.

2. 

CHECK WARNING LAMP

1.

Disconnect low tire pressure warning control unit connector M143. 

2.

Apply ground to low tire pressure warning control unit connector
M143 terminal 3 (Y).

Does the warning lamp activate?

Yes

>> Replace low tire warning control unit.

No

>> GO TO 3.

3. 

CHECK COMBINATION METER CIRCUIT

1.

Disconnect combination meter connector M39.

2.

Check continuity between low tire pressure warning control unit
connector M143 terminal 3 (Y) and combination meter connec-
tor M39 terminal 43 (Y).

OK or NG

OK

>> Check combination meter.

NG

>> Check harness for open or short between low tire pres-

sure warning control unit and combination meter.

LEIA0031E

Terminals

Continuity

(+)

(–)

Connector

Terminal

(Wire color)

Connector

Terminal

(Wire color)

M143

3 (Y)

M39

43 (Y)

Yes

LEIA0032E

TROUBLE DIAGNOSIS FOR SYMPTOMS

WT-19

C

D

F

G

H

I

J

K

L

M

A

B

WT

Inspection 2: Warning Lamp Stays On When Ignition Switch Is Turned On

EES000Y7

DIAGNOSTIC PROCEDURE

1. 

CHECK CIRCUIT

●

Disconnect low tire pressure warning control unit connector M143 and combination meter connector M39.

●

Check continuity between low tire pressure warning control unit connector M143 terminal 3 (Y) and com-
bination meter connector M39 terminal 43 (Y).

OK or NG

OK

>> GO TO 3.

NG

>> Check harness for open or short between low tire pres-

sure warning control unit and combination meter.

2. 

CHECK POWER SUPPLY CIRCUIT 1

●

Check voltage between low tire pressure warning control unit connector M143 terminal 1 (R/G) and
ground.

OK or NG

OK

>> GO TO 3.

NG

>> Check low tire pressure warning control unit power sup-

ply circuit for open or short.

Terminals

Continuity

(+)

(–)

Connector

Terminal

(Wire color)

Connector

Terminal

(Wire color)

M143

3 (Y)

M39

43 (Y)

Yes

LEIA0032E

Terminals

Voltage

(Approx.)

(+)

(–)

Connector

Terminal

(Wire color)

Ground

12V

M143

1 (R/G)

LEIA0033E