Nissan TITAN 2006 - User Manual

CO-1
ENGINE COOLING SYSTEM
B ENGINE
CONTENTS
C
D
E
F
G
H
I
J
K
L
M
SECTION CO
A
CO
Revision: October 2006 2006 Titan
PRECAUTIONS .......................................................... 2
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 2
Precautions for Liquid Gasket .................................. 2
REMOVAL OF LIQUID GASKET SEALING .......... 2
LIQUID GASKET APPLICATION PROCEDURE ..... 2
PREPARATION ........................................................... 4
Special Service Tools ............................................... 4
Commercial Service Tools ........................................ 4
OVERHEATING CAUSE ANALYSIS .......................... 6
Troubleshooting Chart .............................................. 6
COOLING SYSTEM .................................................... 8
Cooling Circuit .......................................................... 8
System Drawing ....................................................... 9
ENGINE COOLANT .................................................. 10
Inspection ............................................................... 10
LEVEL CHECK ................................................... 10
CHECKING COOLING SYSTEM FOR LEAKS ... 10
CHECKING RESERVOIR CAP ........................... 10
CHECKING RADIATOR CAP .............................. 10
Changing Engine Coolant ...................................... 10
DRAINING ENGINE COOLANT ..........................11
REFILLING ENGINE COOLANT .........................11
FLUSHING COOLING SYSTEM ......................... 12
RADIATOR ................................................................ 14
Removal and Installation ........................................ 14
REMOVAL ........................................................... 14
INSTALLATION ................................................... 16
INSPECTION AFTER INSTALLATION ................ 16
Checking Radiator .................................................. 16
ENGINE COOLING FAN ........................................... 17
Removal and Installation (Crankshaft Driven Type) ...17
REMOVAL ...........................................................17
INSPECTION AFTER REMOVAL ....................... 17
INSTALLATION ................................................... 17
INSPECTION AFTER INSTALLATION ................ 17
Removal and Installation (Motor Driven Type) ....... 18
REMOVAL ...........................................................18
INSTALLATION ................................................... 18
WATER PUMP .......................................................... 19
Removal and Installation ........................................ 19
REMOVAL ...........................................................19
INSPECTION AFTER REMOVAL ....................... 19
INSTALLATION ................................................... 19
INSPECTION AFTER INSTALLATION ................ 20
THERMOSTAT AND WATER PIPING ......................21
Removal and Installation ........................................ 21
REMOVAL ...........................................................21
INSPECTION AFTER REMOVAL ....................... 22
INSTALLATION ................................................... 22
INSPECTION AFTER INSTALLATION ................ 22
SERVICE DATA AND SPECIFICATIONS (SDS) ......23
Standard and Limit .................................................. 23
ENGINE COOLANT CAPACITY (APPROXI-
MATE) .................................................................. 23
THERMOSTAT .................................................... 23
RADIATOR .......................................................... 23

Summary

PRECAUTIONS

SRS Air Bag and Seat Belt Pre-Tensioner Precautions

Safety precautions for SRS Air Bag and Seat Belt Pre-Tensioner systems.

Liquid Gasket Precautions

Guidelines for using liquid gasket, including removal and application procedures.

PREPARATION

Special Service Tools

Lists and describes specialized tools required for maintenance procedures.

Commercial Service Tools

Lists and describes commonly available service tools for maintenance.

OVERHEATING CAUSE ANALYSIS

Troubleshooting Chart

A chart to diagnose causes of engine overheating based on symptoms and check items.

COOLING SYSTEM

Cooling Circuit

Diagram and explanation of the engine's cooling fluid flow path.

System Drawing

Schematic diagram illustrating the interconnected components of the cooling system.

ENGINE COOLANT

Inspection Procedures

Checks for coolant level, leaks, reservoir cap, and radiator cap.

Changing Engine Coolant

Safety warnings and initial steps for changing the engine coolant.

ENGINE COOLANT

Draining Engine Coolant

Step-by-step guide for draining engine coolant from the system.

Refilling Engine Coolant

Procedures for refilling the cooling system with new coolant and bleeding air.

ENGINE COOLANT

Flushing Cooling System

Instructions for flushing the cooling system to remove contaminants.

RADIATOR

Removal and Installation

Comprehensive guide for removing and installing the radiator.

Checking Radiator

Method for cleaning and checking the radiator for mud or clogging.

ENGINE COOLING FAN

Removal and Installation (Crankshaft Driven Type)

Steps for removing and installing the crankshaft-driven engine cooling fan.

Removal and Installation (Motor Driven Type)

Steps for removing and installing the motor-driven engine cooling fan.

WATER PUMP

Removal and Installation

Detailed procedure for removing and installing the water pump.

THERMOSTAT AND WATER PIPING

Removal and Installation

Procedures for removing and installing the thermostat and water piping.

Installation of Thermostat

Specific steps for installing the thermostat correctly, including orientation.

Installation of Water Outlet Pipe and Heater Pipe

Guide for installing water outlet pipe and heater pipe with O-rings.

SERVICE DATA AND SPECIFICATIONS (SDS)

Standard and Limit

Technical specifications and limits for engine coolant capacity, thermostat, and radiator.

Nissan TITAN 2006 Specifications

General

Torque	379 lb-ft
Displacement	5.6L
Cylinders	8
Fuel Type	Gasoline
Horsepower	305 hp
Fuel System	Sequential multi-point fuel injection