Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Pathfinder 1999-2003 Approved Nissan Pathfinder 2000 HA

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                                                                                                                                                                                 EXIT


                                                                                                                     HEATER &                                              GI
                                                                                                              AIR CONDITIONER
                                                                                                                                                                           MA



                                                                                               SECTION                       HA                                            EM

                                                                                                                                                                           LC

                                                                                                                                                                           EC

                                                                                                                                                                           FE

                                                              CONTENTS                                                                                                     CL

                                    AUTO                                              Magnet Clutch............................................................79
                                                                                                                                                                           MT
                                                                                      Insufficient Cooling ....................................................85
PRECAUTIONS ...............................................................3
                                                                                      Insufficient Heating ....................................................93
  Supplemental Restraint System (SRS) AIR
  BAG and SEAT BELT PRE-TENSIONER...............3
                                                                                      Noise..........................................................................94    AT
                                                                                      Self-diagnosis ............................................................95
  Precautions for Working with HFC-134a (R-134a) .....3
                                                                                      Memory Function .......................................................96
  General Refrigerant Precautions .................................4                                                                                                       TF
                                                                                      ECON (ECONOMY) Mode ........................................97
  Precautions for Refrigerant Connection ......................4
                                                                                      Ambient Sensor Circuit..............................................97
  Precautions for Servicing Compressor........................7
                                                                                      In-vehicle Sensor Circuit..........................................101
  Precautions for Service Equipment .............................7
                                                                                      Sunload Sensor Circuit............................................104
                                                                                                                                                                           PD
  Wiring Diagrams and Trouble Diagnoses....................9
                                                                                      Intake Sensor Circuit ...............................................108
PREPARATION .............................................................10
                                                                                      Air Mix Door Motor PBR Circuit ..............................110                     AX
  Special Service Tools ................................................10
                                                                                    SERVICE PROCEDURE.............................................. 111
  HFC-134a (R-134a) Service Tools and
                                                                                      HFC-134a (R-134a) Service Procedure .................. 111
  Equipment..................................................................11
                                                                                      Maintenance of Lubricant Quantity in                                                 SU
DESCRIPTION ...............................................................14
                                                                                      Compressor .............................................................113
  Refrigeration System .................................................14
                                                                                      Compressor .............................................................116
  V-6 Variable Displacement Compressor....................15
                                                                                      Compressor Clutch ..................................................116              BR
  Component Layout ....................................................21
                                                                                      Refrigerant Lines .....................................................120
  Introduction ................................................................22
                                                                                      Belt...........................................................................124   ST
  Features.....................................................................22
                                                                                      Fast Idle Control Device (FICD) ..............................124
  Overview of Control System......................................25
                                                                                    SERVICE DATA AND SPECIFICATIONS (SDS) .......125
  Control Operation ......................................................25
  Discharge Air Flow.....................................................27
                                                                                      Auto..........................................................................125    RS
  System Description....................................................28
                                                                                                                      MANUAL
TROUBLE DIAGNOSES................................................29                                                                                                        BT
  Component Location..................................................29            PRECAUTIONS ...........................................................126
  Circuit Diagram ..........................................................31        Supplemental Restraint System (SRS) AIR
  Wiring Diagram - A/C, A - ..........................................32              BAG and SEAT BELT PRE-TENSIONER...........126
  Auto Amp. Terminals and Reference Value...............36                            Precautions for Working with HFC-134a (R-134a) .126
  Self-diagnosis ............................................................38       General Refrigerant Precautions .............................127
  How to Perform Trouble Diagnoses for Quick                                          Precautions for Refrigerant Connection ..................127
                                                                                                                                                                           SC
  and Accurate Repair ..................................................48            Precautions for Servicing Compressor....................130
  Operational Check .....................................................49           Precautions for Service Equipment .........................130                       EL
  A/C System................................................................52        Wiring Diagrams and Trouble Diagnoses................132
  Mode Door Motor.......................................................54          PREPARATION ...........................................................133
  Air Mix Door Motor ....................................................60           Special Service Tools ..............................................133              IDX
  Intake Door Motor......................................................64           HFC-134a (R-134a) Service Tools and
  Blower Motor..............................................................71        Equipment................................................................134
                                                                                                                                                                         EXIT


                                                   CONTENTS                                 (Cont'd)
DESCRIPTION .............................................................137        Insufficient Cooling ..................................................172
  Refrigeration System ...............................................137           Insufficient Heating ..................................................180
  V-6 Variable Displacement Compressor..................138                         Air Outlet..................................................................182
  Component Layout ..................................................144            Magnet Clutch..........................................................184
  Control Operation ....................................................145         Noise........................................................................191
  Discharge Air Flow...................................................146        SERVICE PROCEDURE..............................................192
  System Description..................................................147           HFC-134a (R-134a) Service Procedure ..................192
TROUBLE DIAGNOSES..............................................148                  Maintenance of Lubricant Quantity in
  Component Location................................................148             Compressor .............................................................194
  Wiring Diagram - HEATER -....................................150                  Compressor .............................................................197
  Circuit Diagram - Air Conditioner.............................151                 Compressor Clutch ..................................................197
  Wiring Diagram - A/C, M - .......................................152              Refrigerant Lines .....................................................201
  How to Perform Trouble Diagnoses for Quick                                        Belt...........................................................................205
  and Accurate Repair ................................................155           Fast Idle Control Device (FICD) ..............................205
  Operational Check ...................................................156        SERVICE DATA AND SPECIFICATIONS (SDS) .......206
  Intake Door ..............................................................158     Manual .....................................................................206
  Blower Motor............................................................165




                                                                             HA-2
                                                                                                                                 EXIT
                                               PRECAUTIONS                                                  AUTO
                                    Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"

                                             Supplemental Restraint System (SRS) "AIR                                      GI
                                             BAG" and "SEAT BELT PRE-TENSIONER"                                NAHA0153
The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT PRE-TENSIONER" used along with
a seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of
                                                                                                                           MA
collision. The SRS system composition which is available to NISSAN MODEL R50 is as follows:



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