Infiniti I30 (A33). Manual - part 470

 

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Infiniti I30 (A33). Manual - part 470

 

 

NHEL0145

Use the chart below to find out what each wiring
diagram code stands for.
Refer to the wiring diagram code in the alphabetical
index to find the location (page number) of each
wiring diagram.

Code

Section

Wiring Diagram Name

1STSIG

AT

A/T 1ST Signal

2NDSIG

AT

A/T 2ND Signal

3RDSIG

AT

A/T 3RD Signal

4THSIG

AT

A/T 4TH Signal

AAC/V

EC

IACV-AAC Valve

ABS

BR

Anti-lock Brake System

A/C, A

HA

Auto Air Conditioner

AP/SEN

EC

Absolute Pressure Sensor

ASCD

EL

Automatic Speed Control Device
(ASCD)

AT/C

EC

A/T Communication Line

ATDIAG

EC

A/T Diagnosis Communication
Line

AT/IND

EL

A/T Indicator Lamp

AUDIO

EL

Audio

AUT/DP

EL

Automatic Drive Positioner

BACK/L

EL

Back-up Lamp

BA/FTS

AT

A/T Fluid Temperature Sensor
and TCM Power Supply

BYPS/V

EC

Vacuum Cut Valve Bypass Valve

CHARGE

SC

Charging System

CHIME

EL

Warning Chime

CIGAR

EL

Cigarette Lighter

CLOCK

EL

Clock

COMPAS

EL

Compass

COOL/F

EC

Cooling Fan Control

CORNER

EL

Cornering Lamp

DEF

EL

Rear Window Defogger

D/LOCK

EL

Power Door Lock

DTRL

EL

Headlamp - With Daytime Light
System

ECTS

EC

Engine Coolant Temperature
Sensor

EMNT

EC

Electronic Controlled Engine
Mount

ENGSS

AT

Engine Speed Signal

F/FOG

EL

Front Fog Lamp

Code

Section

Wiring Diagram Name

FLS1

EC

Fuel Level Sensor

FLS2

EC

Fuel Level Sensor

FLS3

EC

Fuel Level Sensor

F/PUMP

EC

Fuel Pump Control

FTS

AT

A/T Fluid Temperature Sensor

FTTS

EC

Fuel Tank Temperature Sensor

FUELLH

EC

Fuel Injection System Function
(Bank 2)

FUELRH

EC

Fuel Injection System Function
(Bank 1)

H/LAMP

EL

Headlamp

HORN

EL

Horn

HSEAT

EL

Heated Seat

I/MIRR

EL

Inside Mirror (Auto Anti-dazzling
Mirror)

IATS

EC

Intake Air Temperature Sensor

IGN/SG

EC

Ignition Signal

ILL

EL

Illumination

INJECT

EC

Injector

INT/L

EL

Interior, Step, Spot, Vanity Mirror
and Trunk Room Lamps

IVCS

EL

Infiniti Communicator (IVCS)

KS

EC

Knock Sensor

LAN

AT

A/T Communication Line

LOAD

EC

Electrical Load Signal

LPSV

AT

Line Pressure Solenoid Valve

MAFS

EC

Mass Air Flow Sensor

MAIN

AT

Main Power Supply and Ground
Circuit

MAIN

EC

Main Power Supply and Ground
Circuit

METER

EL

Speedometer, Tachometer,
Temp., Oil, and Fuel Gauges

MIL/DL

EC

MIL & Data Link Connector

MIRROR

EL

Power Door Mirror

MULTI

EL

Multi-remote Control System

NATS

EL

IVIS (Infiniti Vehicle Immobilizer
System — NATS)

NAVI

EL

Navigation System

NONDTC

AT

Non-detectable Items

O2H1B1

EC

Heated Oxygen Sensor 1 Heater
(Front) (Bank 1)

GI

MA

EM

LC

EC

FE

AT

AX

SU

BR

ST

RS

BT

HA

SC

IDX

WIRING DIAGRAM CODES (CELL CODES)

EL-549

Code

Section

Wiring Diagram Name

O2H1B2

EC

Heated Oxygen Sensor 1 Heater
(Front) (Bank 2)

O2H2B1

EC

Heated Oxygen Sensor 2 Heater
(Rear) (Bank 1)

O2H2B2

EC

Heated Oxygen Sensor 2 Heater
(Rear) (Bank 2)

O2S1B1

EC

Heated Oxygen Sensor 1 (Front)
(Bank 1)

O2S1B2

EC

Heated Oxygen Sensor 1 (Front)
(Bank 2)

O2S2B1

EC

Heated Oxygen Sensor 2 (Rear)
(Bank 1)

O2S2B2

EC

Heated Oxygen Sensor 2 (Rear)
(Bank 2)

OVRCSV

AT

Overrun Clutch Solenoid Valve

PHONE

EL

Telephone (Pre-wire)

PGC/V

EC

EVAP Canister Purge Volume
Control Solenoid Valve

PHASE

EC

Camshaft Position Sensor
(PHASE)

PNP/SW

AT

Park/Neutral Position Switch

PNP/SW

EC

Park/Neutral Position Switch

POS

EC

Crankshaft Position Sensor
(CKPS) (POS)

POWER

EL

Power Supply Routing

PRE/SE

EC

EVAP Control System Pressure
Sensor

PST/SW

EC

Power Steering Oil Pressure
Switch

REF

EC

Crankshaft Position Sensor
(CKPS) (REF)

REMOTE

EL

Audio (Remote Control Switch)

RP/SEN

EC

Refrigerant Pressure Sensor

SEAT

EL

Power Seat

SHADE

EL

Rear Sunshade

SHIFT

AT

A/T Shift Lock System

SROOF

EL

Sunroof

SRS

RS

Supplemental Restraint System

S/SIG

EC

Start Signal

SSV/A

AT

Shift Solenoid Valve A

SSV/B

AT

Shift Solenoid Valve B

START

SC

Starting System

STOP/L

EL

Stop Lamp

Code

Section

Wiring Diagram Name

S/VCSW

EC

Swirl Control Valve Control
Vacuum Check Switch

SWL/V

EC

Swirl Control Valve Control Sole-
noid Valve

TAIL/L

EL

Parking, License and Tail Lamps

TCCSIG

AT

A/T TCC Signal (Lock Up)

TCS

EC

ABS/TCS Communication Line

TCS

BR

Traction Control System

TCV

AT

Torque Converter Clutch Solenoid
Valve

T&FLID

EL

Trunk Lid and Fuel Filler Lid
Opener

TPS

AT

Throttle Position Sensor

TPS

EC

Throttle Position Sensor

TP/SW

EC

Closed Throttle Position Switch

TRNSMT

EL

Integrated Homelink Transmitter

TURN

EL

Turn Signal and Hazard Warning
Lamps

VEHSEC

EL

Vehicle Security (Theft Warning)
System

VENT/V

EC

EVAP Canister Vent Control
Valve

VIAS/V

EC

Variable Induction Air Control
System

VSS

EC

Vehicle Speed Sensor

VSSA/T

AT

Vehicle Speed Sensor A/T (Revo-
lution Sensor)

VSSMTR

AT

Vehicle Speed Sensor MTR

W/ANT

EL

Audio Antenna

WARN

EL

Warning Lamps

WINDOW

EL

Power Window

WIPER

EL

Front Wiper and Washer

WIRING DIAGRAM CODES (CELL CODES)

EL-550

ENGINE MECHANICAL

SECTION

EM

CONTENTS

PRECAUTIONS ...............................................................3

Parts Requiring Angular Tightening.............................3
Liquid Gasket Application Procedure ..........................3

PREPARATION ...............................................................4

Special Service Tools ..................................................4
Commercial Service Tools ...........................................6

NOISE, VIBRATION AND HARSHNESS (NVH)
TROUBLESHOOTING 
.....................................................7

NVH Troubleshooting - Engine Noise .........................8

OUTER COMPONENT PARTS .......................................9

Removal and Installation .............................................9

TIGHTENING PROCEDURES

................................... 11

MEASUREMENT OF COMPRESSION PRESSURE ....12
OIL PAN.........................................................................13

Components...............................................................13
Removal.....................................................................13
Installation..................................................................16

TIMING CHAIN ..............................................................19

Components...............................................................19

POSITION FOR APPLYING LIQUID GASKET

............20

Removal.....................................................................22
Inspection...................................................................29
Installation..................................................................29

OIL SEAL.......................................................................35

Replacement..............................................................35

VALVE OIL SEAL

.....................................................35

OIL SEAL INSTALLATION DIRECTION

.....................36

FRONT OIL SEAL

....................................................36

REAR OIL SEAL

......................................................37

CYLINDER HEAD..........................................................38

Components...............................................................38
Removal.....................................................................39
Disassembly...............................................................39
Inspection...................................................................41

CYLINDER HEAD DISTORTION

...............................41

CAMSHAFT VISUAL CHECK

....................................41

CAMSHAFT RUNOUT

..............................................41

CAMSHAFT CAM HEIGHT

.......................................41

CAMSHAFT JOURNAL CLEARANCE

........................42

CAMSHAFT END PLAY

............................................42

CAMSHAFT SPROCKET RUNOUT

...........................42

VALVE GUIDE CLEARANCE

....................................43

VALVE GUIDE REPLACEMENT

................................43

VALVE SEATS

.........................................................44

REPLACING VALVE SEAT FOR SERVICE PARTS

....44

VALVE DIMENSIONS

...............................................45

VALVE SPRING

.......................................................45

VALVE LIFTER

........................................................45

Assembly ...................................................................46
Installation..................................................................46
Valve Clearance.........................................................51

CHECKING

.............................................................51

ADJUSTING

............................................................53

ENGINE ASSEMBLY.....................................................56

Removal and Installation ...........................................56

REMOVAL

...............................................................57

INSTALLATION

........................................................58

CYLINDER BLOCK .......................................................59

Components...............................................................59

CYLINDER BLOCK HEATER

....................................60

Removal and Installation ...........................................60
Disassembly...............................................................60

PISTON AND CRANKSHAFT

....................................60

Inspection...................................................................61

PISTON AND PISTON PIN CLEARANCE

..................61

PISTON RING SIDE CLEARANCE

............................61

PISTON RING END GAP

..........................................62

CONNECTING ROD BEND AND TORSION

...............62

CYLINDER BLOCK DISTORTION AND WEAR

...........63

PISTON-TO-BORE CLEARANCE

..............................63

CRANKSHAFT

.........................................................64

BEARING CLEARANCE

...........................................65

CONNECTING ROD BUSHING CLEARANCE
(SMALL END)

..........................................................67

REPLACEMENT OF CONNECTING ROD
BUSHING (SMALL END)

..........................................68

DRIVE PLATE RUNOUT

..........................................68

Assembly ...................................................................68

PISTON

..................................................................68

CRANKSHAFT

.........................................................69

REPLACING PILOT CONVERTER

............................71

GI

MA

LC

EC

FE

AT

AX

SU

BR

ST

RS

BT

HA

SC

EL

IDX

SERVICE DATA AND SPECIFICATIONS (SDS) .........72

General Specifications...............................................72
Compression Pressure ..............................................72
Cylinder Head ............................................................72
Valve ..........................................................................73

VALVE

....................................................................73

VALVE CLEARANCE

................................................73

AVAILABLE SHIMS

..................................................73

VALVE SPRING

.......................................................75

VALVE LIFTER

........................................................75

VALVE GUIDE

.........................................................76

Valve Seat..................................................................76
Camshaft and Camshaft Bearing ..............................77
Cylinder Block............................................................78

Piston, Piston Ring and Piston Pin ...........................79

AVAILABLE PISTON

................................................79

PISTON RING

.........................................................80

PISTON PIN

............................................................80

Connecting Rod .........................................................80
Crankshaft..................................................................81
Available Main Bearing..............................................82

UNDERSIZE

............................................................82

Available Connecting Rod Bearing............................83

CONNECTING ROD BEARING

.................................83

UNDERSIZE

............................................................83

Miscellaneous Components.......................................83

BEARING CLEARANCE

...........................................83

CONTENTS

(Cont’d)

EM-2

 

 

 

 

 

 

 

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