Nissan Qashqai J11. Manual — part 1140
![](/vehicles/gon/ffua/forullalerus/somaze.png)
HAC-196
< DTC/CIRCUIT DIAGNOSIS >
[MANUAL AIR CONDITIONING]
B24A4 INTAKE SENSOR
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 2.
2.
CHECK INTAKE SENSOR POWER SUPPLY CIRCUIT FOR OPEN
1.
Turn ignition switch OFF.
2.
Disconnect A/C amp. connector.
3.
Check continuity between intake sensor harness connector and A/C amp. harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK INTAKE SENSOR GROUND CIRCUIT FOR OPEN
1.
Check continuity between intake sensor harness connector and A/C amp harness connector.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connector.
4.
CHECK INTAKE SENSOR POWER SUPPLY CIRCUIT FOR SHORT
1.
Check continuity between intake sensor harness connector and ground.
2.
Check voltage between intake harness connector and ground
+
−
Condition
Voltage
A/C amp.
Connector
Terminal
M50
21
Ground
Sensor detection
temperature
−
20
°
C (
−
4
°
F)
4.41 V
−
10
°
C (14
°
F)
4.09 V
0
°
C (32
°
F)
3.68 V
10
°
C (50
°
F)
3.21 V
20
°
C (68
°
F)
2.71 V
25
°
C (77
°
F)
2.47 V
30
°
C (86
°
F)
2.23 V
40
°
C (104
°
F)
1.80 V
Intake sensor
A/C amp.
Continuity
Connector
Terminal
Connector
Terminal
M389
1
M50
21
Existed
Intake sensor
A/C amp.
Continuity
Connector
Terminal
Connector
Terminal
M389
2
M50
18
Existed
Intake sensor
—
Continuity
Connector
Terminal
M389
1
Ground
Not existed
+
−
Voltage
Intake sensor
Connector
Terminal
M389
1
Ground
0 V
![](/vehicles/gon/ffua/forullalerus/porindong.png)
B24A4 INTAKE SENSOR
HAC-197
< DTC/CIRCUIT DIAGNOSIS >
[MANUAL AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
5.
CHECK INTAKE SENSOR
Check intake sensor. Refer to
HAC-197, "Component Inspection"
Is the inspection result normal?
YES
>> Replace A/C amp. Refer to
HAC-226, "Removal and Installation"
.
NO
>> Replace intake sensor. Refer to
HAC-228, "Removal and Installation"
6.
CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> Replace A/C amp. Refer to
HAC-226, "Removal and Installation"
.
NO
>> Repair or replace malfunctioning parts.
Component Inspection
INFOID:0000000010499388
NOTE:
The intake sensor cannot be reused. If the intake sensor harness connector is disconnected, sensor must be
replaced.
1.
CHECK INTAKE SENSOR
1.
Remove intake sensor. Refer to
HAC-228, "Removal and Installation"
.
2.
Check resistance between intake sensor harness connector terminals. Refer to applicable table for the
normal value.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace intake sensor. Refer to
HAC-131, "Removal and Installation"
Intake sensor
Condition
Resistance: k
Ω
Con-
nector
Terminal
Temperature:
°
C (
°
F)
M389
1
2
−
20 (
−
4)
16.00
−
10 (14)
9.62
0 (32)
6.00
10 (50)
3.87
20 (68)
2.57
25 (77)
2.12
30 (86)
1.76
40 (104)
1.23
![](/vehicles/gon/ffua/forullalerus/gun.png)
HAC-198
< DTC/CIRCUIT DIAGNOSIS >
[MANUAL AIR CONDITIONING]
B24B7 INTAKE DOOR MOTOR
B24B7 INTAKE DOOR MOTOR
DTC Logic
INFOID:0000000010499389
DTC DETECTION LOGIC
POSSIBLE CAUSE
[CIRCUIT SHORT TO BATTERY]
• Harness and connector (Intake door motor circuit is shorted to battery)
• Intake door motor
• A/C amp.
[CIRC SHORT TO GRND OR OPEN]
• Harness and connector (Intake door motor circuit is open or shorted to ground)
• Intake door motor
• A/C amp.
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1.
Turn ignition switch ON.
2.
Select “Self Diagnostic Result” mode of “HVAC” using CONSULT.
3.
Check DTC.
Is DTC detected?
YES
>> Refer to
HAC-198, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010499390
1.
CHECK INTAKE DOOR MOTOR POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect intake door motor connector.
3.
Turn ignition switch ON.
4.
Check voltage between intake door motor harness connector and ground for several seconds after press-
ing the INTAKE switch.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK INTAKE DOOR MOTOR POWER SUPPLY CIRCUIT FOR OPEN
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
B24B7
INTAKE DOOR MOTOR
(Intake door motor)
[CIRCUIT SHORT TO BATTERY]
Detect short to battery circuit of intake door motor cir-
cuits.
[CIRC SHORT TO GRND OR
OPEN]
Detect open or short to ground circuit of intake door
motor circuits.
+
−
Voltage
Intake door motor
Connector
Terminal
M386
2
Ground
11 - 14 V
![](/vehicles/gon/ffua/forullalerus/iri.png)
B24B7 INTAKE DOOR MOTOR
HAC-199
< DTC/CIRCUIT DIAGNOSIS >
[MANUAL AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
1.
Turn ignition switch OFF.
2.
Disconnect A/C amp. connector.
3.
Check continuity between intake door motor harness connector and A/C amp. harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK INTAKE DOOR MOTOR POWER SUPPLY CIRCUIT FOR SHORT
Check continuity between intake door motor harness connector and ground.
Is the inspection result normal?
YES
>> Replace A/C amp. Refer to
HAC-226, "Removal and Installation"
.
NO
>> Repair harness or connector.
4.
CHECK INTAKE DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR OPEN
1.
Turn ignition switch OFF.
2.
Disconnect A/C amp. connector.
3.
Check continuity between intake door motor harness connector and A/C amp. harness connector.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
5.
CHECK INTAKE DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR SHORT
1.
Check continuity between intake door motor harness connector and ground.
2.
Check voltage between intake door motor harness connector and ground.
Intake door motor
A/C amp.
Continuity
Connector
Terminal
Connector
Terminal
M386
2
M50
8
Existed
Intake door motor
—
Continuity
Connector
Terminal
M386
2
Ground
Not existed
Intake door motor
A/C amp.
Continuity
Connector
Terminal
Connector
Terminal
M386
1
M50
11
Existed
3
12
4
27
6
28
Intake door motor
—
Continuity
Connector
Terminal
M386
1
Ground
Not existed
3
4
6
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