2003 NISSAN X-TRAIL Service Repair Manual

warning fuel filter location fuel open gas tank homelink wheel torque

Page 3609 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual MTC-1
MANUAL AIR CONDITIONER
J AIR CONDITIONER
CONTENTS
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SECTION
A
B
MTC

MANUAL AIR CONDITIONER
PRECAUTIONS .......................................................... 2
Precauti

MTC-1
MANUAL AIR CONDITIONER
J AIR CONDITIONER
CONTENTS
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SECTION
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B
MTC

MANUAL AIR CONDITIONER
PRECAUTIONS .......................................................... 2
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 2
Wiring Diagrams and Trouble Diagnosis .................. 2
TROUBLE DIAGNOSIS .............................................. 3
How to Perform Trouble Diagnoses for Quick and
Accurate Repair ....................................................... 3
WORK FLOW ........................................................ 3
SYMPTOM TABLE ................................................ 3
Component Parts and Harness Connector Location ..... 4
PASSENGER COMPARTMENT ........................... 4
Discharge Air Flow ................................................... 5
Wiring Diagram —HEATER— .................................. 6
Operational Check ................................................... 7
CHECKING BLOWER ........................................... 7
CHECKING DISCHARGE AIR .............................. 7
CHECKING RECIRCULATION ............................. 7
CHECKING TEMPERATURE DECREASE .......... 8
CHECKING TEMPERATURE INCREASE ............ 8
Mode Door ............................................................... 9
INSPECTION FLOW ............................................. 9
Air Mix Door ........................................................... 10
INSPECTION FLOW ........................................... 10
Intake Door Motor Circuit ........................................ 11
INSPECTION FLOW ............................................ 11
COMPONENT DESCRIPTION ............................ 11
DIAGNOSTIC PROCEDURE FOR INTAKE
DOOR MOTOR ................................................... 12
Blower Motor Circuit ............................................... 15
INSPECTION FLOW ........................................... 15
DIAGNOSTIC PROCEDURE FOR BLOWER
MOTOR ............................................................... 16
COMPONENT INSPECTION .............................. 18
Insufficient Heating ................................................. 19
INSPECTION FLOW ........................................... 19
CONTROLLER ......................................................... 21
Removal and Installation ........................................ 21
REMOVAL ........................................................... 21INSTALLATION ................................................... 21
Disassembly and Assembly .................................... 21
BLOWER UNIT ......................................................... 22
Removal and Installation ........................................ 22
REMOVAL ........................................................... 22
INSTALLATION ................................................... 22
Disassembly and Assembly .................................... 23
BLOWER MOTOR .................................................... 24
Removal and Installation ........................................ 24
REMOVAL ........................................................... 24
INSTALLATION ................................................... 24
BLOWER FAN RESISTOR ....................................... 25
Removal and Installation ........................................ 25
REMOVAL ........................................................... 25
INSTALLATION ................................................... 25
INTAKE DOOR MOTOR ........................................... 26
Removal and Installation ........................................ 26
REMOVAL ........................................................... 26
INSTALLATION ................................................... 26
HEATER UNIT ........................................................... 27
Removal and Installation ........................................ 27
REMOVAL ........................................................... 27
INSTALLATION ................................................... 28
Disassembly and Assembly .................................... 29
HEATER CORE ......................................................... 30
Removal and Installation ........................................ 30
REMOVAL ........................................................... 30
INSTALLATION ................................................... 30
MODE DOOR ............................................................ 31
Control Linkage Adjustment ................................... 31
MODE DOOR CONTROL CABLE ....................... 31
AIR MIX DOOR ......................................................... 32
Control Linkage Adjustment ................................... 32
AIR MIX DOOR CONTROL CABLE .................... 32
DUCTS AND GRILLES ............................................. 33
Removal and Installation ........................................ 33
REMOVAL ........................................................... 33
INSTALLATION ................................................... 36

Page 3610 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual MTC-2
PRECAUTIONS

PRECAUTIONSPFP:00001
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT
BELT PRE-TENSIONER”
EJS004L7
The Supplemental Restraint System such as “AIR

Page 3611 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual TROUBLE DIAGNOSIS
MTC-3
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MTC

TROUBLE DIAGNOSISPFP:00004
How to Perform Trouble Diagnoses for Quick and Accurate RepairEJS001FB
WORK FLOW
SYMPTOM TABLE
*1MTC-7, "Operational Che

Page 3612 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual MTC-4
TROUBLE DIAGNOSIS

Component Parts and Harness Connector LocationEJS001FC
PASSENGER COMPARTMENT
RJIA2845E

Page 3613 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual TROUBLE DIAGNOSIS
MTC-5
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MA
B
MTC

Discharge Air FlowEJS001HF
SJIA0441E

Page 3614 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual MTC-6
TROUBLE DIAGNOSIS

Wiring Diagram —HEATER—EJS001FD
TJWA0076E

Page 3615 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual TROUBLE DIAGNOSIS
MTC-7
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B
MTC

Operational CheckEJS001FE
The purpose of the operational check is to confirm that the system operates properly.
CHECKING BLOWER
1. Turn fan switch

Page 3616 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual MTC-8
TROUBLE DIAGNOSIS

CHECKING TEMPERATURE DECREASE
1. Turn temperature control dial to full cold position.
2. Check for cold air at discharge air outlets.
If NG, go to trouble diagnosis procedure

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