Infiniti QX56 (JA60). Manual - part 1022

 

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Infiniti QX56 (JA60). Manual - part 1022

 

 

WT-16

< COMPONENT DIAGNOSIS >

C1712 - C1715, C1720 - C1723, C1724 - C1727 TRANSMITTER MALFUNCTION

C1712 - C1715, C1720 - C1723, C1724 - C1727 TRANSMITTER MALFUNC-
TION

Description

INFOID:0000000005148216

One or more transmitters are malfunctioning internally.

DTC Logic

INFOID:0000000005148217

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

DRIVE VEHICLE

1. 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.

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 Procedure

INFOID:0000000005148218

MALFUNCTION 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 for 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 flashing, replace malfunctioning transmitter.  Refer to 

WT-

50, "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

Checksum 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.

C1712 - C1715, C1720 - C1723, C1724 - C1727 TRANSMITTER MALFUNCTION

WT-17

< COMPONENT DIAGNOSIS >

C

D

F

G

H

I

J

K

L

M

A

B

WT

N

O

P

3.

DRIVE VEHICLE

1. 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.

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

>> Replace malfunctioning transmitter, and perform Step 3 again.

Special Repair Requirement

INFOID:0000000005315446

Perform preliminary check.  Refer to 

WT-5, "Preliminary Check"

.

WT-18

< COMPONENT DIAGNOSIS >

C1716 - C1719 TRANSMITTER PRESSURE MALFUNCTION

C1716 - C1719 TRANSMITTER PRESSURE MALFUNCTION

Description

INFOID:0000000005148220

Air pressure data from one or more transmitters is out of range.

DTC Logic

INFOID:0000000005148221

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 

WT-18, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000005148222

MALFUNCTION 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-52, "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-50, "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 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:0000000005315447

Perform preliminary check.  Refer to 

WT-5, "Preliminary Check"

.

DTC

CONSULT - 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.

C1729 VEHICLE SPEED SIGNAL

WT-19

< COMPONENT DIAGNOSIS >

C

D

F

G

H

I

J

K

L

M

A

B

WT

N

O

P

C1729 VEHICLE SPEED SIGNAL

Description

INFOID:0000000005148224

The vehicle speed signal is not being detected by the BCM.

DTC Logic

INFOID:0000000005148225

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAGNOSTIC RESULTS

1. On “SELECT DIAG MODE”, select the “SELF-DIAG RESULT” screen.

2. Check display contents on "SELF DIAG RESULT" screen.
Is the “CAN COMM CIRCUIT” displayed in the self-diagnosis display?

YES

>> Refer to 

WT-19, "Diagnosis Procedure"

.

NO

>> Inspection end.

Diagnosis Procedure

INFOID:0000000005148226

MALFUNCTION CODE NO. 52 (DTC C1729)

1.

CHECK SELF-DIAGNOSTIC RESULTS

1. On “SELECT DIAG MODE”, select the “SELF-DIAG RESULT” screen.

2. Check display contents on "SELF DIAG RESULT" screen.
Is the “CAN COMM CIRCUIT” displayed in the self-diagnosis display?

YES

>> Perform trouble diagnosis for CAN communication system. Refer to 

LAN-4

.

NO

>> Check combination meter. Refer to 

MWI-5

.

Special Repair Requirement

INFOID:0000000005315448

Perform preliminary check.  Refer to 

WT-5, "Preliminary Check"

.

DTC

CONSULT - III

DTC detecting condition

C1729

VHCL SPEED SIG ERR

Vehicle speed signal is in error.

 

 

 

 

 

 

 

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