Nissan Qashqai J11. Manual — part 1117
HAC-104
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
B24BD RIGHT AIR MIX DOOR MOTOR
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK AIR MIX DOOR MOTOR [PASSENGER SIDE (LHD MODELS), DRIVER SIDE (RHD MODELS)]
POWER SUPPLY CIRCUIT FOR OPEN
1.
Turn ignition switch OFF.
2.
Disconnect A/C auto amp. connector.
3.
Check continuity between air mix door motor RH harness connector and A/C auto amp. harness connec-
tor.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK AIR MIX DOOR MOTOR [PASSENGER SIDE (LHD MODELS), DRIVER SIDE (RHD MODELS)]
POWER SUPPLY CIRCUIT FOR SHORT
Check continuity between air mix door motor RH harness connector and ground.
Is the inspection result normal?
YES
>> Replace A/C auto amp. Refer to
HAC-129, "Removal and Installation"
.
NO
>> Repair harness or connector.
4.
CHECK AIR MIX DOOR MOTOR [PASSENGER SIDE (LHD MODELS), DRIVER SIDE (RHD MODELS)]
DRIVE SIGNAL CIRCUIT FOR OPEN
1.
Turn ignition switch OFF.
2.
Disconnect A/C auto amp. connector.
3.
Check continuity between air mix door motor RH harness connector and A/C auto amp. harness connec-
tor.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
5.
CHECK AIR MIX DOOR MOTOR [PASSENGER SIDE (LHD MODELS), DRIVER SIDE (RHD MODELS)]
DRIVE SIGNAL CIRCUIT FOR SHORT
1.
Check continuity between air mix door motor RH harness connector and ground.
Air mix door motor RH
A/C auto amp.
Continuity
Connector
Terminal
Connector
Terminal
M351
2
M140
40
Existed
Air mix door motor RH
—
Continuity
Connector
Terminal
M351
2
Ground
Not existed
Air mix door motor RH
A/C auto amp.
Continuity
Connector
Terminal
Connector
Terminal
M351
1
M140
9
Existed
3
10
4
30
6
31
B24BD RIGHT AIR MIX DOOR MOTOR
HAC-105
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
2.
Check voltage between air mix door motor RH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair harness or connector.
6.
CHECK AIR MIX DOOR MOTOR [PASSENGER SIDE (LHD MODELS), DRIVER SIDE (RHD MODELS)]
Check air mix door motor [passenger side (LHD models), driver side (RHD models)]. Refer to
.
Is the inspection result normal?
YES
>> Replace A/C auto amp. Refer to
HAC-129, "Removal and Installation"
.
NO
>> Replace air mix door motor [passenger side (LHD models), driver side (RHD models)]. Refer to
HAC-140, "MODE DOOR MOTOR : Removal and Installation"
Component Inspection
INFOID:0000000010432227
1.
CHECK AIR MIX DOOR MOTOR [PASSENGER SIDE (LHD MODELS), DRIVER SIDE (RHD MODELS)]
1.
Remove air mix door motor [passenger side (LHD models), driver side (RHD models)]. Refer to
"AIR MIX DOOR MOTOR : Removal and Installation"
.
2.
Check resistance between air mix door motor [passenger side (LHD models), driver side (RHD models)]
terminals. Refer to applicable table for the normal value.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace air mix door motor [passenger side (LHD models), driver side (RHD models)]. Refer to
HAC-300, "AIR MIX DOOR MOTOR : Removal and Installation"
Air mix door motor RH
—
Continuity
Connector
Terminal
M351
1
Ground
Not existed
3
4
6
+
−
Voltage
Air mix door motor RH
Connector
Terminal
M351
1
Ground
0 V
3
4
6
Terminal
Resistance (
Ω
)
(Approx.)
2
1
90
3
4
6
HAC-106
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
B24D4 A/C CONTROL COMMUNICATION
B24D4 A/C CONTROL COMMUNICATION
DTC Logic
INFOID:0000000010499359
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness and connector (A/C control circuit is open or shorted)
• A/C control
• A/C auto amp.
FAIL-SAFE
If a communication error exists between the A/C auto amp. and A/C control for 30 seconds or longer, air con-
ditioning is controlled under the following conditions: A/C auto amp. is controlled in the setting state before the
communication error occurs for following setting.
• Set temperature
• Air outlet
• Blower fan speed
• Air inlet
• A/C switch
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-106, "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:0000000010432230
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check 10 A fuse [No. 14 (without stop/start system), located in fuse block (J/B)], [No. 76 (with stop/start
system)].
NOTE:
Refer to
PG-104, "Fuse, Connector and Terminal Arrangement"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.
CHECK A/C CONTROL POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect A/C control connector.
3.
Turn ignition switch ON.
4.
Check voltage between A/C control harness connector and ground.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
B24D4
A/C CONTROL COMM
(Air conditioning control commu-
nication)
[BUS SIGNAL/MESSAGE ERROR]
A malfunction is detected in the signal that is
sent from A/C control.
B24D4 A/C CONTROL COMMUNICATION
HAC-107
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC 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 3.
NO
>> Repair harness or connector between A/C control and fuse.
3.
CHECK A/C CONTROL GROUND CIRCUIT FOR OPEN
1.
Turn ignition switch OFF.
2.
Check continuity between A/C control harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connector.
4.
CHECK LIN COMMUNICATION SIGNAL CIRCUIT FOR OPEN
1.
Disconnect A/C auto amp. connector.
2.
Check continuity between A/C control harness connector and A/C auto amp. harness connector.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
5.
CHECK LIN COMMUNICATION SIGNAL CIRCUIT FOR SHORT
Check continuity between A/C control harness connector and ground.
Is the inspection result normal?
YES
>> Replace A/C control. Refer to
HAC-128, "Removal and Installation"
NO
>> Repair harness or connector.
+
−
Voltage
(Approx.)
A/C control
Connector
Terminal
M6
4
Ground
5 V
A/C control
—
Continuity
Connector
Terminal
M6
1
Ground
Existed
A/C control
A/C auto amp.
Continuity
Connector
Terminal
Connector
Terminal
M6
8
M141
73
Existed
A/C control
—
Continuity
Connector
Terminal
M6
8
Ground
Not existed
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