Infiniti QX56 (JA60). Manual — part 1021
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WT-12
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (BCM)
NOTE:
Before performing the self-diagnosis, be sure to register the ID, or the actual malfunction location may be different from that displayed on
CONSULT-III.
Active Test
Work Support
Self-Diagnosis (Without CONSULT-III)
INFOID:0000000005315450
SELF DIAGNOSTIC PROCEDURE (WITHOUT CONSULT-III)
1. Turn ignition switch ON.
2. Ground the tire pressure warning check connector to initiate self diagnosis.
3. Compare the flashing pattern with the flash code chart below.
NOTE:
The system is normal when the low tire pressure warning lamp flashes 5 times and continues repeating. Self-
diagnosis results are erased automatically by turning the ignition switch “OFF”.
WARNING LAMP
Ignition switch ON
Low tire pressure warning lamp on: On
Low tire pressure warning lamp off: Off
BUZZER
Ignition switch ON
Low tire pressure buzzer on: On
Low tire pressure buzzer off: Off
MONITOR
CONDITION
SPECIFICATION
Test item
Content
WARNING LAMP [On/Off]
Activates the low tire pressure warning lamp (On/Off).
ID REGIST WARNING [On/Off]
Activates the low tire pressure warning buzzer (On/Off).
FLAT TIRE WARNING [On/Off]
Activates the low tire pressure warning buzzer (On/Off).
Test item
Content
ID REGIST
The identification number of the transmitter is registered in the BCM.
ID READ
The identification registration number of the transmitter is read by the BCM.
Flash Code
Malfunction part
Reference
page
15
16
17
18
Tire pressure dropped below specified value. Refer to
—
21
22
23
24
Transmitter no data (FL)
Transmitter no data (FR)
Transmitter no data (RR)
Transmitter no data (RL)
31
32
33
34
Transmitter checksum error (FL)
Transmitter checksum error (FR)
Transmitter checksum error (RR)
Transmitter checksum error (RL)
ALEIA0050GB
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DIAGNOSIS SYSTEM (BCM)
WT-13
< FUNCTION DIAGNOSIS >
C
D
F
G
H
I
J
K
L
M
A
B
WT
N
O
P
35
36
37
38
Transmitter pressure data error (FL)
Transmitter pressure data error (FR)
Transmitter pressure data error (RR)
Transmitter pressure data error (RL)
41
42
43
44
Transmitter function code error (FL)
Transmitter function code error (FR)
Transmitter function code error (RR)
Transmitter function code error (RL)
45
46
47
48
Transmitter battery voltage low (FL)
Transmitter battery voltage low (FR)
Transmitter battery voltage low (RR)
Transmitter battery voltage low (RL)
52
Vehicle speed signal
54
Vehicle ignition signal
Flash Code
Malfunction part
Reference
page
![](/vehicles/zatt/vend/genn/won.png)
WT-14
< COMPONENT DIAGNOSIS >
C1708 - C1711 DATA FROM TRANSMITTER NOT BEING RECEIVED
COMPONENT DIAGNOSIS
C1708 - C1711 DATA FROM TRANSMITTER NOT BEING RECEIVED
Description
INFOID:0000000005148212
Tire pressure data for one or more transmitters is not being received by the BCM.
DTC Logic
INFOID:0000000005148213
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
ID REGISTRATION AND VEHICLE DRIVING
1. Carry out ID registration of all transmitters.
2. Drive at a speed of 40 km/h (25 MPH) or more for 3 minutes, and then drive the vehicle at any speed for
10 minutes.
3. Check all tire pressures with CONSULT-III within 5 minutes.
Does “DATA MONITOR ITEM” display tire pressure as normal without any warning lamp?
YES
>> Inspection End.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000005148214
MALFUNCTION CODE NO. 21, 22, 23 OR 24 (DTC C1708, C1709, C1710 OR C1711)
1.
CHECK BCM
Drive for several minutes. Check all tire pressures with CONSULT-III.
Are all tire pressures displayed as 0 kPa?
YES
>> GO TO 2
NO
>> GO TO 3
2.
CHECK TIRE PRESSURE RECEIVER CONNECTOR
Check tire pressure receiver connector for damage or loose connection.
Is tire pressure receiver connector damaged or loose?
YES
>> Repair or replace tire pressure receiver connector.
NO
>> Replace BCM, then GO TO 3. Refer to
BCS-59, "Removal and Installation"
3.
PERFORM ID REGISTRATION
Carry out ID registration of all transmitters. Refer to
WT-6, "ID Registration Procedure"
Is there a tire that cannot register ID?
YES
>> Replace malfunctioning transmitter, then GO TO 5. Refer to
WT-50, "Transmitter (Pressure Sen-
NO
>> GO TO 4
4.
DRIVE VEHICLE
1. Drive at a speed of 40 km/h (25 MPH) or more for several minutes without stopping.
2. Check all tire pressures with CONSULT-III within 15 minutes after vehicle speed becomes 17 km/h (11
MPH).
Does “DATA MONITOR ITEM” display tire pressure as normal without any warning lamp?
DTC
CONSULT-III
DTC detecting condition
C1708
[NO - DATA] - FL
Data from FL transmitter cannot be received.
C1709
[NO - DATA] - FR
Data from FR transmitter cannot be received.
C1710
[NO - DATA] - RR
Data from RR transmitter cannot be received.
C1711
[NO - DATA] - RL
Data from RL transmitter cannot be received.
C1708 - C1711 DATA FROM TRANSMITTER NOT BEING RECEIVED
WT-15
< COMPONENT DIAGNOSIS >
C
D
F
G
H
I
J
K
L
M
A
B
WT
N
O
P
YES
>> Inspection End.
NO
>> GO TO 5
5.
ID REGISTRATION AND VEHICLE DRIVING
1. Carry out ID registration of all transmitters.
2. Drive at a speed of 40 km/h (25 MPH) or more for 3 minutes, and then drive the vehicle at any speed for
10 minutes.
3. Check all tire pressures with CONSULT-III within 5 minutes.
Does “DATA MONITOR ITEM” display tire pressure as normal without any warning lamp?
YES
>> Inspection End.
NO
>> Proceed to the inspection applicable to DTC.
Special Repair Requirement
INFOID:0000000005148215
Perform preliminary check. Refer to
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