Infiniti EX35. Manual - part 1515

WT-16

< COMPONENT DIAGNOSIS >

C1704, C1705, C1706, C1707 LOW TIRE PRESSURE

COMPONENT DIAGNOSIS

C1704, C1705, C1706, C1707 LOW TIRE PRESSURE

Description

INFOID:0000000003579705

When the tire pressure monitoring system detects low inflation pres-
sure, the low tire pressure warning lamps in the combination meter
comes on.

DTC Logic

INFOID:0000000003579706

DTC DETECTION LOGIC

NOTE: 182.7 kPa (1.9 kg/cm

2

, 26 psi): Standard air pressure is for 230 kPa (2.3 kg/cm

2

, 33 psi) vehicles.

DTC CONFIRMATION PROCEDURE

1.

DTC REPRODUCTION PROCEDURE 

With CONSULT-III

1.

Drive at a speed of 40 km/h (25 MPH) or more for 10 minutes.

2.

Perform BCM self-diagnosis.

Is DTC “C1704”, “C1705”, “C1706”, “C1707” detected?

YES

>> Proceed to diagnosis procedure. Refer to 

WT-16, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003579707

1.

CHECK TIRE AIR PRESSURE

1.

Check all tire air pressures.

2.

Adjust all tire air pressures. Refer to 

WT-104, "Tire Air Pressure"

.

Does all tire pressure data meet the specification?

YES

>> GO TO 2.

NO

>> Inspect or replace malfunctioning parts.

2.

CHECK AIR PRESSURE SIGNAL

1.

Drive at a speed of 40 km/h (25 MPH) or more for 10 minutes.

2.

Check all tire pressure with CONSULT-III “DATA MONITOR” within 5 minutes.

SEIA0434E

DTC

Display item

Malfunction detected condition

Possible cause

C1704

LOW PRESSURE FL

Front LH tire pressure drops to * kPa (* kg/cm

2

, * psi) or less. [NOTE]

Tire pressure is low

C1705

LOW PRESSURE FR

Front RH tire pressure drops to * kPa (* kg/cm

2

, * psi) or less. [NOTE]

C1706

LOW PRESSURE RR

Rear RH tire pressure drops to * kPa (* kg/cm

2

, * psi) or less. [NOTE]

C1707

LOW PRESSURE RL

Rear LH tire pressure drops to * kPa (* kg/cm

2

, * psi) or less. [NOTE]

C1704, C1705, C1706, C1707 LOW TIRE PRESSURE

WT-17

< COMPONENT DIAGNOSIS >

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Is inspection result normal?

YES

>> INSPECTION END

NO

>> Repair or replace damaged parts (tire or wheel). Refer to 

WT-95, "Service Notice or Precautions"

.

Special Repair Requirement

INFOID:0000000003579708

1.

CHECK TIRE AIR PRESSURE

Check all tire air pressures. Refer to 

WT-104, "Tire Air Pressure"

.

Does all tire pressure data meet the specification?

YES

>> GO TO 2.

NO

>> Inspect or repair the tires or wheels and adjust the tire pressure to the specification.

2.

PERFORM ID REGISTRATION

Perform ID registration. Refer to 

WT-6, "ID REGISTRATION PROCEDURE : Special Repair Requirement"

.

>> END

Monitored item

Condition

Display value

AIR PRESS FL

Start the engine and drive at a 40 km/h (25 MPH) or 
more for 10 minutes.

Approximately equal to the indication on vehicle 
information display.

AIR PRESS FR

AIR PRESS RR

AIR PRESS RL

WT-18

< COMPONENT DIAGNOSIS >

C1708, C1709, C1710, C1711 TRANSMITTER

C1708, C1709, C1710, C1711 TRANSMITTER

Description

INFOID:0000000003579709

The transmitter (1) integrated with a valve is installed on a wheel (2),
and transmits a detected air pressure signal by radio wave. 

DTC Logic

INFOID:0000000003579710

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

DTC REPRODUCTION PROCEDURE

With CONSULT-III

1.

Drive at a speed of 40 km/h (25 MPH) or more for 10 minutes.

2.

Perform BCM self-diagnosis.

Is DTC “C1708”, “C1709”, “C1710”, “C1711” detected?

YES

>> Proceed to diagnosis procedure. Refer to 

WT-18, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003579711

1.

CHECK AIR PRESSURE SIGNAL

With CONSULT-III

1.

Start the engine.

2.

Select “DATA MONITOR” mode for “AIR PRESSURE MONITOR” with CONSULT-III.

3.

Read out the value of “AIR PRESS FL”, “AIR PRESS FR”, “AIR PRESS RR”, “AIR PRESS RL”.

Are all tire pressures displayed 0 kPa?

YES

>> GO TO 2.

NO

>> GO TO 4.

2.

CHECK HARNESS BETWEEN BCM AND TIRE PRESSURE RECEIVER

1.

Turn the ignition switch OFF.

2.

Disconnect BCM harness connector and tire pressure receiver harness connector.

: Outside

JPEIC0013ZZ

DTC

Display item

Malfunction detected condition

Possible cause

C1708

[NO DATA] FL

Data from front LH transmitter can not receive.

• Harness or connector

(Tire pressure receiver, BCM)

• ID registration is not finished
• Transmitter malfunction
• BCM malfunction

C1709

[NO DATA] FR

Data from front RH transmitter can not receive.

C1710

[NO DATA] RR

Data from rear RH transmitter can not receive.

C1711

[NO DATA] RL

Data from rear LH transmitter can not receive.

Monitored item

Condition

Display value

AIR PRESS FL

Start the engine and drive at a 40 km/h (25 MPH) or more for 
several minutes.

Approximately equal to the indication on 
vehicle information display.

AIR PRESS FR

AIR PRESS RR

AIR PRESS RL

C1708, C1709, C1710, C1711 TRANSMITTER

WT-19

< COMPONENT DIAGNOSIS >

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3.

Check continuity between BCM harness connector and tire pressure receiver harness connector.

4.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace damaged parts.

3.

CHECK TIRE PRESSURE RECEIVER

Check tire pressure receiver. Refer to 

WT-36, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

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

are damaged, repair or replace damaged parts.

NO

>> Replace the tire pressure receiver.

4.

CHECK ID REGISTRATION

Perform ID registration of all transmitters. Refer to 

WT-6, "ID REGISTRATION PROCEDURE : Special Repair

Requirement"

.

Can ID registration of all transmitters be completed?

YES

>> GO TO 5.

NO

>> Replace malfunctioning transmitter.

5.

CHECK TIRE PRESSURE MONITORING SYSTEM

With CONSULT-III

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 “DATA MONITOR” within 15 minutes after stopped vehicle.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace BCM.

Special Repair Requirement

INFOID:0000000003579712

1.

CHECK TIRE AIR PRESSURE

Check all tire air pressures. Refer to 

WT-104, "Tire Air Pressure"

.

Does all tire pressure data meet the specification?

YES

>> GO TO 2.

BCM

Tire pressure receiver

Continuity

Connector

Terminal

Connector

Terminal

M123

137

M101

1

Existed

138

4

139

2

BCM

—

Continuity

Connector

Terminal

M123

137

Ground

Not existed

138

139

Monitored item

Condition

Display value

AIR PRESS FL

Start the engine and drive at 40 km/h (25MPH) or more 
for several minutes.

Approximately equal to the indication on vehicle 
information display.

AIR PRESS FR

AIR PRESS RR

AIR PRESS RL