2001 NISSAN PICK-UP engine

HEATER &
AIR CONDITIONER
SECTION
HA
MODIFICATION NOTICE:
+Wiring Diagrams have been changed.
+Thermo switch has been abolished.
+A/C cycle for YD engine has been added.
CONTENTS
MANUAL AND AUTO
PRECAUTIONS AND PREPARATION............... 3002
Precautions for Refrigerant Connection .......... 3002
MANUAL
TROUBLE DIAGNOSES..................................... 3004
Wiring Diagram - HEATER -............................ 3004
Circuit Diagram - A/C, M - ............................... 3005
Wiring Diagram - A/C, M -/LHD Models with
KA, YD Engine ................................................. 3006
Wiring Diagram - A/C, M -/RHD Models with
KA, YD Engine ................................................. 3009
Magnet Clutch .................................................. 3012
AUTO
TROUBLE DIAGNOSES..................................... 3020
Circuit Diagram - A/C, A -................................ 3020
Wiring Diagram - A/C, A -................................ 3021
Magnet Clutch .................................................. 3026
SERVICE PROCEDURES................................... 3030
Refrigerant Lines.............................................. 3030
MANUAL AND AUTO
SERVICE PROCEDURES................................... 3031
Checking Refrigerant Leaks ............................ 3031
SERVICE PROCEDURES................................... 3032
Compressor Mounting...................................... 3032
MANUAL AND AUTO
SERVICE DATA AND SPECIFICATIONS
(SDS).................................................................... 3033
General Specifications ..................................... 3033
Inspection and Adjustment .............................. 3033

HA

O-RING AND REFRIGERANT CONNECTION
YD engine
NOTE:
This illustration is for LHD models. For RHD models, cooling unit location and routing of A/C piping
are different.
RHA174I
PRECAUTIONS AND PREPARATIONMANUAL AND AUTO
Precautions for Refrigerant Connection
(Cont'd)
HA-3003

Wiring Diagram Ð A/C, M Ð/LHD Models
with KA, YD Engine
GHA023A
TROUBLE DIAGNOSESMANUAL
HA-3006

GHA040A
TROUBLE DIAGNOSESMANUAL
Wiring Diagram Ð A/C, M Ð/LHD Models
with KA, YD Engine (Cont'd)
HA-3007

GHA041A
TROUBLE DIAGNOSESMANUAL
Wiring Diagram Ð A/C, M Ð/LHD Models
with KA, YD Engine (Cont'd)
HA-3008

Wiring Diagram Ð A/C, M Ð/RHD Models
with KA, YD Engine
GHA042A
TROUBLE DIAGNOSESMANUAL
HA-3009

GHA043A
TROUBLE DIAGNOSESMANUAL
Wiring Diagram Ð A/C, M Ð/RHD Models
with KA, YD Engine (Cont'd)
HA-3010

GHA044A
TROUBLE DIAGNOSESMANUAL
Wiring Diagram Ð A/C, M Ð/RHD Models
with KA, YD Engine (Cont'd)
HA-3011