Index Infiniti Infiniti M45 (Y34) - service repair manual 2004 year
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Infiniti M45 (Y34). Manual - part 282
CO-1
ENGINE COOLING SYSTEM
B ENGINE
CONTENTS
C
D
E
F
G
H
I
J
K
L
M
SECTION
CO
A
PRECAUTIONS .......................................................... 2
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” .................................................................. 2Precautions for Liquid Gasket .................................. 2
REMOVAL OF LIQUID GASKET SEALING .......... 2LIQUID GASKET APPLICATION PROCEDURE
..... 2
PREPARATION ........................................................... 4
Special Service Tools ............................................... 4Commercial Service Tools ........................................ 4
OVERHEATING CAUSE ANALYSIS .......................... 5
Troubleshooting Chart .............................................. 5
COOLING SYSTEM .................................................... 7
Cooling Circuit .......................................................... 7System Drawing ....................................................... 8
ENGINE COOLANT .................................................... 9
Inspection ................................................................. 9
LEVEL CHECK ..................................................... 9CHECKING COOLING SYSTEM FOR LEAKS ..... 9
Changing Engine Coolant ........................................ 9
DRAINING ENGINE COOLANT ........................... 9REFILLING ENGINE COOLANT .......................... 9FLUSHING COOLING SYSTEM ..........................11
RADIATOR ................................................................ 12
Removal and Installation ........................................ 12
REMOVAL ........................................................... 12INSTALLATION ................................................... 13CHECKING RADIATOR CAP .............................. 13CHECKING RADIATOR ...................................... 14
RADIATOR (ALUMINUM TYPE) ............................... 15
Disassembly and Assembly .................................... 15
PREPARATION ................................................... 15DISASSEMBLY ................................................... 15ASSEMBLY ......................................................... 16INSPECTION ...................................................... 18
COOLING FAN .......................................................... 19
Removal and Installation ........................................ 19
REMOVAL ........................................................... 19INSPECTION AFTER REMOVAL ....................... 20INSTALLATION ................................................... 20INSPECTION AFTER INSTALLATION ................ 21
Disassembly and Assembly .................................... 21
DISASSEMBLY ................................................... 21ASSEMBLY ......................................................... 21
WATER PUMP .......................................................... 22
Removal and Installation ........................................ 22
REMOVAL ........................................................... 22INSPECTION AFTER REMOVAL ....................... 23INSTALLATION ................................................... 23INSPECTION AFTER INSTALLATION ................ 23
THERMOSTAT AND WATER CONTROL VALVE .... 24
Removal and Installation ........................................ 24
REMOVAL ........................................................... 24INSPECTION AFTER REMOVAL ....................... 25INSTALLATION ................................................... 25INSPECTION AFTER INSTALLATION ................ 26
SERVICE DATA AND SPECIFICATIONS (SDS) ...... 27
Standard and Limit .................................................. 27
CAPACITY ........................................................... 27THERMOSTAT .................................................... 27WATER CONTROL VALVE ................................. 27RADIATOR .......................................................... 27
Tightening Torque ................................................... 27