suspension NISSAN LATIO 2007 Service Owner's Guide

STC-4
[EPS]
PRECAUTIONS
Revision: June 20062007 Versa
Service Notice or Precautions for EPS SystemUGS0008F
CAUTION:
Check or confirm the following item when performing the trouble diagnosis.

Check any possible causes by interviewing the symptom and it’s condition from the customer if
any malfunction, such as EPS warning lamp turns ON, occurs.

Check if air pressure and size of tires are proper, the specified part is used for the steering wheel,
and control unit is genuine part.

Check if the connection of steering column assembly and steering gear assembly is proper (there
is not looseness of mounting bolts, damage of rods, boots or sealants, and leakage of grease,
etc).

Check if the wheel alignment is adjusted properly.

Check if there is any damage or modification to suspension or body resulting in increased weight
or altered ground clearance.

Check if installation conditions of each link and suspension are proper.

Check if the battery voltage is proper

Check connection conditions of each connector are proper.

Before connecting or disconnecting the EPS control unit
harness connector, turn ignition switch “OFF” and discon-
nect battery ground cable. Because battery voltage is
applied to EPS control unit even if ignition switch is turned
“OFF”.

When connecting or disconnecting pin connectors into or
from EPS control unit, take care not to damage pin termi-
nals (bend or break).
When connecting pin connectors, make sure that there are
no bends or breaks on EPS control unit pin terminal.

Before replacing EPS control unit, perform EPS control unit
input/output signal inspection and make sure whether EPS
control unit functions properly or not. Refer to STC-11,
"EPS Control Unit Input/Output Signal Reference Values" .
SEF 2 89 H
SEF 2 91 H
SDIA1848E

WT-1
ROAD WHEELS & TIRES
E SUSPENSION
CONTENTS
C
D
F
G
H
I
J
K
L
M
SECTION WT
A
B
WT
Revision: June 20062007 Versa PRECAUTIONS .......................................................... 2
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 2
PREPARATION ........................................................... 3
Special Service Tool ................................................. 3
Commercial Service Tools ........................................ 3
NOISE, VIBRATION AND HARSHNESS (NVH)
TROUBLESHOOTING ................................................ 4
NVH Troubleshooting Chart ..................................... 4
ROAD WHEEL ............................................................ 5
Inspection ................................................................. 5
ALUMINUM WHEEL ............................................. 5
STEEL WHEEL ..................................................... 5
ROAD WHEEL TIRE ASSEMBLY .............................. 6
Balancing Wheels .................................................... 6
Rotation .................................................................... 6
LOW TIRE PRESSURE WARNING SYSTEM ............ 7
System Components ................................................ 7
System Description .................................................. 7
BODY CONTROL MODULE (BCM) ...................... 7
TRANSMITTER ..................................................... 8
REMOTE KEYLESS ENTRY RECEIVER ............. 8
COMBINATION METER ....................................... 8
CAN COMMUNICATION ............................................ 9
System Description .................................................. 9
TROUBLE DIAGNOSES .......................................... 10
Wiring Diagram — T/WARN — .............................. 10
Terminals and Reference Values for BCM ..............11
ID Registration Procedure .......................................11
ID REGISTRATION WITH TRANSMITTER
ACTIVATION TOOL .............................................11
ID REGISTRATION WITHOUT TRANSMITTER
ACTIVATION TOOL ............................................ 12
Transmitter Wake Up Operation ............................. 13
CONSULT-II Function (BCM) ................................. 14
How to Perform Trouble Diagnosis for Quick and Accurate Repair ...................................................... 15
INTRODUCTION ................................................. 15
WORK FLOW ...................................................... 15
Preliminary Check .................................................. 16
Self-Diagnosis ........................................................ 16
DESCRIPTION .................................................... 16
FUNCTION .......................................................... 16
Flash Code/Symptom Chart ................................... 19
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC
ITEMS ........................................................................ 20
Data From Transmitter Not Being Received ........... 20
MALFUNCTION CODE NO. 21, 22, 23 OR 24
(DTC C1708, C1709, C1710 OR C1711) ............ 20
Transmitter Malfunction .......................................... 20
MALFUNCTION CODE NO. 31, 32, 33, 34, 41,
42, 43, 44, 45, 46, 47 OR 48 ............................... 20
Transmitter Pressure Malfunction ........................... 21
MALFUNCTION CODE NO. 35, 36, 37 OR 38 ... 21
Vehicle Speed Signal .............................................. 22
MALFUNCTION CODE NO. 52 (DTC C1729) .... 22
TROUBLE DIAGNOSIS FOR SYMPTOMS .............. 23
Low Tire Pressure Warning Lamp Does Not Come
On When Ignition Switch Is Turned On. ................. 23
Low Tire Pressure Warning Lamp Stays On When
Ignition Switch Is Turned On .................................. 23
Low Tire Pressure Warning Lamp Flashes When
Ignition Switch Is Turned On. ................................. 25
Hazard Warning Lamps Flash When Ignition Switch
Is Turned On ........................................................... 26
ID Registration Cannot Be Completed ................... 26
REMOVAL AND INSTALLATION ............................. 27
Transmitter (Pressure Sensor) ............................... 27
REMOVAL ........................................................... 27
INSTALLATION ................................................... 27
SERVICE DATA AND SPECIFICATIONS (SDS) ...... 29
Road Wheel ............................................................ 29
Tire ......................................................................... 29

WT-4
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
Revision: June 20062007 Versa
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTINGPFP:00003
NVH Troubleshooting ChartEES002D6
Use the chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.
×: ApplicableReference page
FA X - 5WT-5

WT-6
WT-29—
—
—
—
FAX -4, "
NVH Troubleshooting Chart
",
FSU-5, "
NVH Troubleshooting Chart
"
RAX-3, "
NVH Troubleshooting Chart
",
RSU-4, "
NVH Troubleshooting Chart
"
Refer to TIRES in this chart
Refer to ROAD WHEEL in this chart
FAX -4, "
NVH Troubleshooting Chart
"
BR-5, "
NVH Troubleshooting Chart
"
PS-5, "
NVH Trouble Shooting Chart
"
Possible cause and SUSPECTED PARTS
Improper installation, looseness
Out-of-round
Imbalance
Incorrect tire pressure
Uneven tire wear
Deformation or damage
Non-uniformity
Incorrect tire size
FRONT AXLE AND FRONT SUSPENSION
REAR AXLE AND REAR SUSPENSION
TIRES
ROAD WHEELS
DRIVE SHAFT
BRAKE
STEERING
SymptomTIRESNoise× ×××××× × × ××××
Shake× ××××× × × × ××××
Vibration××××××
Shimmy× ××××××× × × × ××
Shudder× ××××× × × × × ××
Poor quality
ride or handling× ××××× × × × ×
ROAD WHEELNoise××× × × × × ×××
Shake××× × × × × ×××
Shimmy, Shud-
der×××× ×××××
Poor quality
ride or handling××× × × × ×