Nissan Rogue. Manual — part 762
HAC-70
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
B24BD RIGHT AIR MIX DOOR MOTOR
B24BD RIGHT AIR MIX DOOR MOTOR
DTC Logic
INFOID:0000000011276614
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC is displayed along with DTC U1010, first perform the trouble diagnosis for DTC U1010.
.
• If air mix door motors DTC (B24BB – B24BD) are detected, there is probably a disconnected connector or
an open circuit in air mix door motor drive power supply harness.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Select “Self Diagnostic Result” of “HVAC”.
3. Check DTC.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000011276615
Regarding Wiring Diagram information, refer to
1.
CHECK AIR MIX DOOR MOTOR RH POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect air mix door motor RH connector.
3. Turn ignition switch ON.
4. Check voltage between air mix door motor RH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK AIR MIX DOOR MOTOR RH POWER SUPPLY CIRCUIT FOR OPEN
1. Disconnect A/C auto amp. connector.
2. Check continuity between air mix door motor RH harness connector and A/C auto amp. harness connec-
tor.
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
B24BD
AS AIR MIX DOOR MOT
Short or open circuit of air mix door motor drive
signal.
• Air mix door motor
• A/C auto amp.
• Harness or connectors
(The motor circuit is open or short-
ed.)
+
−
Voltage
(Approx.)
Air mix door motor RH
Connector
Terminal
M140
2
Ground
Battery voltage
B24BD RIGHT AIR MIX DOOR MOTOR
HAC-71
< 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
>> Replace A/C auto amp. Refer to
HAC-103, "Removal and Installation"
.
NO
>> Repair harness or connector.
3.
CHECK AIR MIX DOOR MOTOR 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 4.
NO
>> Repair harness or connector.
4.
CHECK AIR MIX DOOR MOTOR RH DRIVE SIGNAL CIRCUIT FOR SHORT
Check continuity between air mix door motor RH 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 AIR MIX DOOR MOTOR RH
Check air mix door motor RH. Refer to
HAC-71, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace A/C auto amp. Refer to
HAC-103, "Removal and Installation"
.
NO
>> Replace air mix door motor RH. Refer to
HAC-110, "AIR MIX DOOR MOTOR : Removal and
Component Inspection
INFOID:0000000011276616
1.
CHECK AIR MIX DOOR MOTOR RH
1. Remove air mix door motor RH. Refer to
HAC-110, "AIR MIX DOOR MOTOR : Removal and Installation"
.
2. Check resistance between air mix door motor RH terminals. Refer to applicable table for the normal value.
Air mix door motor RH
A/C auto amp.
Continuity
Connector
Terminal
Connector
Terminal
M140
2
M55
61
Yes
Air mix door motor RH
A/C auto amp.
Continuity
Connector
Terminal
Connector
Terminal
M140
1
M55
60
Yes
3
59
4
80
6
79
Air mix door motor RH
—
Continuity
Connector
Terminal
M140
1
Ground
No
3
4
6
HAC-72
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
B24BD RIGHT AIR MIX DOOR MOTOR
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace air mix door motor RH. Refer to
HAC-110, "AIR MIX DOOR MOTOR : Removal and
Terminal
Resistance (
Ω)
(Approx.)
2
1
90
3
4
6
B24B4 A/C CONTROL
HAC-73
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
B24B4 A/C CONTROL
DTC Logic
INFOID:0000000011276617
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” of “HVAC”.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000011276618
Regarding Wiring Diagram information, refer to
1.
CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT
1. Using CONSULT, perform “Self Diagnostic Result” of “HVAC”.
2. Check if any DTC No. is displayed in the self-diagnosis results.
NOTE:
If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to
(U1010).
Is any DTC No. displayed?
YES
>> Perform diagnosis for the applicable DTC. Refer to
NO
>> GO TO 2.
2.
CHECK A/C SWITCH COMMUNICATION CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect the A/C switch and the A/C auto amp. connectors.
3. Check continuity between A/C switch harness connector and A/C auto amp. harness connector.
4. Check continuity between A/C switch harness connector and ground.
Is the inspection result normal?
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
B24B4
A/C CONTROL COMM
When A/C auto amp. is not transmitting
or receiving communication signal for 2
or more seconds.
• A/C switch
• A/C auto amp.
• Harness and connector
(Communication line is open or short-
ed)
A/C switch
A/C auto amp.
Continuity
Connector
Terminal
Connector
Terminal
M51
8
M54
33
Yes
A/C switch
—
Continuity
Connector
Terminal
M51
8
Ground
No
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