2008 INFINITI QX56 Factory Service Manual

heating wheel bolts steering wheel adjustment AUX gas tank size height

Page 3961 of 4083

INFINITI QX56 2008 Factory Service Manual C1708 - C1711 DATA FROM TRANSMITTER NOT BEING RECEIVED
WT-15
< COMPONENT DIAGNOSIS >
C
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G H
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M A
B
WT
N
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YES >> Inspection End.
NO >> GO TO 5
5.ID REGISTRATION AND VEHICLE DRIVING
1. Carr

Page 3962 of 4083

INFINITI QX56 2008 Factory Service Manual WT-16
< COMPONENT DIAGNOSIS >
C1712 - C1715, C1720 - C1723, C1724 - C1727 TRANSMITTER MALFUNCTION
C1712 - C1715, C1720 - C1723, C1724 - C1727 TRANSMITTER MALFUNC-
TION
DescriptionINFOID:00000000017353

WT-16
< COMPONENT DIAGNOSIS >
C1712 - C1715, C1720 - C1723, C1724 - C1727 TRANSMITTER MALFUNCTION
C1712 - C1715, C1720 - C1723, C1724 - C1727 TRANSMITTER MALFUNC-
TION
DescriptionINFOID:0000000001735384
One or more transmitters are malfunctioning internally.
DTC LogicINFOID:0000000001735385
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DRIVE VEHICLE
1. Drive at a speed of 40 km/h (25 MPH) or more fo r 3 minutes, and then drive the vehicle at any speed for
10 minutes.
2. 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 WT-16, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000001735386
FLASH CODE NO. 31, 32, 33, 34, 41, 42, 43, 44, 45, 46, 47 OR 48 (DTC C1712, C1713, C1714,
C1715, C1720, C1721, C1722, C1723, C1724, C1725, C1726 OR C1727)
1.PERFORM ID REGISTRATION
1. Carry out ID registration of all transmitters. Refer to WT-6, "
ID Registration Procedure".
2. Drive at a speed of 40 km/h (25 MPH) or more fo r 3 minutes, and then drive the vehicle at any speed for
10 minutes.
>> GO TO 2
2.REPLACE TRANSMITTER
1. Check low tire pressure warning lamp again for fl ashing, replace malfunctioning transmitter. Refer to WT-
49, "Transmitter (Pressure Sensor)".
2. Carry out ID registration of all transmitters.
Can ID registration of all transmitters be completed?
YES >> GO TO 3
NO >> GO TO WT-14, "
Diagnosis Procedure".
DTC CONSULT-III DTC detecting condition
C1712 [CHECKSUM - ERR] - FL Checksum data from FL transmitter is malfunctioning.
C1713 [CHECKSUM - ERR] - FR Checksum data from FR transmitter is malfunctioning.
C1714 [CHECKSUM - ERR] - RR Checksum data from RR transmitter is malfunctioning.
C1715 [CHECKSUM - ERR] - RL Ch ecksum data from RL transmitter is malfunctioning.
C1720 [CODE - ERR] - FL Function code data from FL transmitter is malfunctioning.
C1721 [CODE - ERR] - FR Function code data from FR transmitter is malfunctioning.
C1722 [CODE - ERR] - RR Function code data from RR transmitter is malfunctioning.
C1723 [CODE - ERR] - RL Function code data from RL transmitter is malfunctioning.
C1724 [BATT - VOLT - LOW] - FL Battery voltage of FL transmitter drops.
C1725 [BATT - VOLT - LOW] - FR Battery voltage of FR transmitter drops.
C1726 [BATT - VOLT - LOW] - RR Battery voltage of RR transmitter drops.
C1727 [BATT - VOLT - LOW] - RL Battery voltage of RL transmitter drops.
Revision: March 2010 2008 QX56

Page 3963 of 4083

INFINITI QX56 2008 Factory Service Manual C1712 - C1715, C1720 - C1723, C1724 - C1727 TRANSMITTER MALFUNCTION
WT-17
< COMPONENT DIAGNOSIS >
C
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M A
B
WT
N
O P
3.DRIVE VEHICLE
1. Drive at a speed of 40 km/h (25 MPH) or more fo r 3

Page 3964 of 4083

INFINITI QX56 2008 Factory Service Manual WT-18
< COMPONENT DIAGNOSIS >
C1716 - C1719 TRANSMITTER PRESSURE MALFUNCTION
C1716 - C1719 TRANSMITTER PRESSURE MALFUNCTION
DescriptionINFOID:0000000001735388
Air pressure data from one or more transm

WT-18
< COMPONENT DIAGNOSIS >
C1716 - C1719 TRANSMITTER PRESSURE MALFUNCTION
C1716 - C1719 TRANSMITTER PRESSURE MALFUNCTION
DescriptionINFOID:0000000001735388
Air pressure data from one or more transmitters is out of range.
DTC LogicINFOID:0000000001735389
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 fo r 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 WT-18, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000001735390
FLASH CODE NO. 35, 36, 37 OR 38 (DTC C1716, C1717, C1718 OR C1719)
1.CHECK ALL TIRE PRESSURES
Check all tire pressures. Refer to WT-51, "
Tire".
Are there any tires with pressure of 64 psi or more?
YES >> Adjust tire pressure to specified value.
NO >> GO TO 2
2.ID REGISTRATION AND VEHICLE DRIVING
1. Carry out ID registration of all transmitters. Refer to WT-6, "
ID Registration Procedure".
2. Drive at a speed of 40 km/h (25 MPH) or more for several minutes without stopping.
3. Check all tire pressures with CONSULT-III within 15 minutes after vehicle speed becomes 17 km/h (11
MPH).
Does
“DATA MONITOR ITEM” display 64 psi or more?
YES >> Replace transmitter. Refer to WT-49, "Transmitter (Pressure Sensor)". GO TO 3.
NO >> GO TO 3
3.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 fo r 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 RequirementINFOID:0000000004291543
Perform preliminary check. Refer to WT-5, "Preliminary Check".
DTCCONSULT - III DTC detecting condition
C1716 [PRESSDATA - ERR] FL Air pressure data from FL transmitter is malfunctioning.
C1717 [PRESSDATA - ERR] FR Air pressure data from FR transmitter is malfunctioning.
C1718 [PRESSDATA - ERR] RR Air pressure data from RR transmitter is malfunctioning.
C1719 [PRESSDATA - ERR] RL Air pressure data from RL transmitter is malfunctioning.
Revision: March 2010 2008 QX56

Page 3965 of 4083

INFINITI QX56 2008 Factory Service Manual C1729 VEHICLE SPEED SIGNALWT-19
< COMPONENT DIAGNOSIS >
C
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C1729 VEHICLE SPEED SIGNAL
DescriptionINFOID:0000000001735392
The vehicle speed signal is not being detected by

Page 3966 of 4083

INFINITI QX56 2008 Factory Service Manual WT-20
< COMPONENT DIAGNOSIS >
C1735 IGNITION SIGNAL
C1735 IGNITION SIGNAL
DescriptionINFOID:0000000004291539
The BCM monitors the IGN ON signal on the CAN line and compares it to it’s direct IGN ON

Page 3967 of 4083

INFINITI QX56 2008 Factory Service Manual BCM (BODY CONTROL MODULE)WT-21
< ECU DIAGNOSIS >
C
DF
G H
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M A
B
WT
N
O P
ECU DIAGNOSIS
BCM (BODY CONTROL MODULE)
Reference ValueINFOID:0000000004291536
VALUES ON THE DIAGNOSIS TOOL
Monitor Ite

Page 3968 of 4083

INFINITI QX56 2008 Factory Service Manual WT-22
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
HEADLAMP SW1Headlamp switch OFF OFF
Headlamp switch 1st
ON
HEADLAMP SW2 Headlamp switch OFF
OFF
Headlamp switch 1st ON
HI BEAM SW High beam switch OFF

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