2005 NISSAN NAVARA Repair Workshop Manual

Page 409 of 3171

NISSAN NAVARA 2005  Repair Workshop Manual TROUBLE DIAGNOSIS
ATC-75
C
D
E
F
G
H
I
K
L
MA
B
AT C
4.CHECK PBR REFERENCE VOLTAGE CIRCUIT BETWEEN AIR MIX DOOR (PASSENGER) AND
FRONT AIR CONTROL
1. Turn ignition switch OFF.
2. Disconnect the front a

Page 410 of 3171

NISSAN NAVARA 2005  Repair Workshop Manual ATC-76
TROUBLE DIAGNOSIS
6.CHECK PBR FEEDBACK SIGNAL
1. Reconnect the front air control connector and air mix door motor
(passenger) connector.
2. Turn ignition switch ON.
3. Check voltage between fro

Page 411 of 3171

NISSAN NAVARA 2005  Repair Workshop Manual TROUBLE DIAGNOSIS
ATC-77
C
D
E
F
G
H
I
K
L
MA
B
AT C
Intake Door Motor CircuitEJS006BM
SYMPTOM:
lIntake door does not change.
lIntake door motor does not operate normally.
INSPECTION FLOW
*1ATC-57, "O

Page 412 of 3171

NISSAN NAVARA 2005  Repair Workshop Manual ATC-78
TROUBLE DIAGNOSIS
SYSTEM DESCRIPTION
Component Parts
Intake door control system components are:
lFront air control
lIntake door motor
lIn-vehicle sensor
lAmbient sensor
lOptical sensor
lIntake

Page 413 of 3171

NISSAN NAVARA 2005  Repair Workshop Manual TROUBLE DIAGNOSIS
ATC-79
C
D
E
F
G
H
I
K
L
MA
B
AT C
COMPONENT DESCRIPTION
Intake door motor
The intake door motor is attached to the intake unit. It rotates so that
air is drawn from inlets set by th

Page 414 of 3171

NISSAN NAVARA 2005  Repair Workshop Manual ATC-80
TROUBLE DIAGNOSIS
Blower Motor Circuit
EJS006BN
SYMPTOM:
lBlower motor operation is malfunctioning.
lBlower motor operation is malfunctioning under cold starting conditions.
INSPECTION FLOW
*1A

Page 415 of 3171

NISSAN NAVARA 2005  Repair Workshop Manual TROUBLE DIAGNOSIS
ATC-81
C
D
E
F
G
H
I
K
L
MA
B
AT C
SYSTEM DESCRIPTION
Component Parts
Blower speed control system components are:
lFront air control
lIn-vehicle sensor
lAmbient sensor
lOptical senso

Page 416 of 3171

NISSAN NAVARA 2005  Repair Workshop Manual ATC-82
TROUBLE DIAGNOSIS
Blower Speed Compensation - Sunload
When the in-vehicle temperature and the set temperature are very close, the blower will be operating at low
speed. The speed will vary depe