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CHG
CHARGING SYSTEMCHG-17
< COMPONENT DIAGNOSIS >
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B A
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N
AAMIA0176GB
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2008 QX56
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CHG-18
< COMPONENT DIAGNOSIS >
CHARGING SYSTEM
AWMIA0080GB
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CHG
CHARGING SYSTEMCHG-19
< COMPONENT DIAGNOSIS >
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B A
O P
N
AAMIA0177GB
Revision: March 2010
2008 QX56
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CHG-20
< COMPONENT DIAGNOSIS >
CHARGING SYSTEM
ALMIA0211GB
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CHG
CHARGING SYSTEMCHG-21
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
CHARGING SYSTEM
Symptom TableINFOID:0000000001696193
Symptom
Reference
Battery discharged
Refer to CHG-5, "
Work Flow".
The charge warning lamp does not illuminate when the ignition
switch is set to ON.
The charge warning lamp does not turn OFF after the engine
starts.
The charging warning lamp turns ON when increasing the engine
speed.
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2008 QX56
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CHG-22
< ON-VEHICLE REPAIR >
GENERATOR
ON-VEHICLE REPAIR
GENERATOR
Removal and InstallationINFOID:0000000001538884
REMOVAL
1. Disconnect the negative battery terminal.
2. Remove the fan shroud. Refer to CO-15, "
Removal and Installation".
3. Remove the drive belt. Refer to EM-13, "
Removal and Installation".
4. Remove lower bracket, using power tools.
5. Remove the generator upper bolt, using power tools.
6. Remove/disconnect the generator harness connectors.
7. Remove the generator.
INSTALLATION
Installation is in the reverse order of removal.
• Install the generator and check the tension of the drive belt. Refer to EM-13, "
Checking Drive Belts".
CAUTION:
Tighten terminal nut carefully.
WKIA1390E
Terminal nut : 10.8 N·m (1.1 kg-m, 8 ft-lb)
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CHG
GENERATORCHG-23
< SERVICE DATA AND SPECIFICATIONS (SDS)
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SERVICE DATA AND SPECIFICATIONS (SDS)
GENERATOR
GeneratorINFOID:0000000004834896
Model
TG15C13
Manufacturer Va l e o
Nominal rating 14V-130A
Ground polarity Negative
Minimum revolution under no-load 1,200 rpm
Hot output current (When 13.5 volts is applied) More than 52A/1,500 rpm
More than 82A/1,800 rpm
More than 115A/2,500 rpm
More than 130A/5,000 rpm
Regulated output voltage 13.5V @ 5,000 rpm @ 20°C
Adjustment range of power generation variable voltage control 11.4-15.6V
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CO-1
ENGINE
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SECTION CO
A
CO
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O P
CONTENTS
ENGINE COOLING SYSTEM
PRECAUTION ....... ........................................2
PRECAUTIONS .............................................. .....2
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ......
2
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect ............................... ......
2
Precaution for Liquid Gasket .....................................3
PREPARATION ............................................4
PREPARATION .............................................. .....4
Special Service Tool ........................................... ......4
Commercial Service Tool ..........................................5
FUNCTION DIAGNOSIS ...............................6
COOLING SYSTEM ....................................... .....6
Cooling Circuit ..................................................... ......6
Schematic .................................................................7
OVERHEATING CAUSE ANALYSIS ..................8
Troubleshooting Chart ...............................................8
ON-VEHICLE MAINTENA NCE ....................10
ENGINE COOLANT ....................................... ....10
Inspection ............................................................ ....10
Changing Engine Coolant ........................................11
RADIATOR ........................................................14
Checking Radiator ............................................... ....14
ON-VEHICLE REPAIR .................................15
RADIATOR ....... .................................................15
Removal and Installation ..................................... ....15
ENGINE COOLING FAN ...................................18
Removal and Installation (Crankshaft Driven
Type) .......................................................................
18
Removal and Installation (Motor Driven Type) ........19
WATER PUMP ..................................................20
Removal and Installation .........................................20
THERMOSTAT AND WATER PIPING ..............22
Removal and Installation .........................................22
SERVICE DATA AND SPECIFICATIONS
(SDS) ............... .......................................... ...
24
SERVICE DATA AND SPECIFICATIONS
(SDS) .................................................................
24
Standard and Limit .............................................. ....24
Revision: March 2010 2008 QX56