2004 NISSAN PATROL Electronic Repair Manual

Wiring Diagram Ð A/C, A Ð/TD Engine
THA199M
TROUBLE DIAGNOSESAUTO
HA-4018

THA200M
TROUBLE DIAGNOSESAUTO
Wiring Diagram Ð A/C, A Ð/TD Engine (Cont'd)
HA-4019

THA201M
TROUBLE DIAGNOSESAUTO
Wiring Diagram Ð A/C, A Ð/TD Engine (Cont'd)
HA-4020

Circuit Diagram Ð A/C, A Ð/ZD Engine
THA202M
TROUBLE DIAGNOSESAUTO
HA-4021

Wiring Diagram Ð A/C, A Ð/ZD Engine
THA203M
TROUBLE DIAGNOSESAUTO
HA-4022

THA204M
TROUBLE DIAGNOSESAUTO
Wiring Diagram Ð A/C, A Ð/ZD Engine (Cont'd)
HA-4023

THA205M
TROUBLE DIAGNOSESAUTO
Wiring Diagram Ð A/C, A Ð/ZD Engine (Cont'd)
HA-4024

Self-diagnosis
INTRODUCTION AND GENERAL DESCRIPTION
The self-diagnostic system diagnoses sensors, door motors, blower motor, etc. by system line.
Self-diagnosis is step-1 to 7. There are two ways of changing method during self-diagnosis.
+Switching to self-diagnosis step-1 to 4.
Shifting from usual control to the self-diagnostic system is accomplished by starting the engine (turning
the ignition switch from OFF to ON) and pressing A/C switch for at least 5 seconds. The A/C switch must
be pressed within 10 seconds after starting the engine (ignition switch is turned ON). This system will be
canceled by either pressing intake switch or turning the ignition switch OFF. Shifting from one step to
another is accomplished be means of turning fan control dial, as required.
+Switching to self-diagnosis step-5 to 7 (Auxiliary mechanism).
Shifting from usual control to the self-diagnostic system is accomplished by starting the engine (turning
the ignition switch from OFF to ON) and pressing intake switch for at least 5 seconds. The intake switch
must be pressed within 10 seconds after starting the engine (ignition switch is turned ON). This system
will be canceled by either pressing A/C switch or turning the ignition switch OFF. Shifting from one step
to another is accomplished by means of turning fan control dial, as required.
TROUBLE DIAGNOSESAUTO
HA-4025