Nissan Rogue. Manual — part 784
HAC-158
< DTC/CIRCUIT DIAGNOSIS >
[MANUAL AIR CONDITIONING]
B24B7 INTAKE DOOR MOTOR
B24B7 INTAKE DOOR MOTOR
DTC Logic
INFOID:0000000011276696
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.
.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Start engine.
2. Select “Self Diagnostic Result” of “HVAC”.
3. Check DTC.
Is DTC detected?
YES
>> Refer to
HAC-158, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000011276697
Regarding Wiring Diagram information, refer to
NOTE:
This DTC can be set if the BCM is placed in transit mode. Confirm if the DTC is CURRENT or PAST. If PAST,
perform the following steps before carrying out Diagnosis Procedure.
1. Clear DTC using CONSULT. Refer to
HAC-22, "CONSULT Function (HVAC)"
2. Perform OPERATION INSPECTION. Refer to
3. Perform “Self Diagnostic Result” of “HVAC” using CONSULT. Refer to
4. If DTC resets, proceed with Diagnosis Procedure.
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.
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
B24B7
INTAKE DOOR MOTOR
Short or open circuit of intake door motor drive
signal.
• Intake door motor
• Intake door motor system installa-
tion condition
• Front air control
• Harness or connectors
(The motor circuit is open or short-
ed.)
+
−
Voltage
(Approx.)
Intake door motor
Connector
Terminal
M128
2
Ground
Battery voltage
B24B7 INTAKE DOOR MOTOR
HAC-159
< 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 3.
NO
>> GO TO 2.
2.
CHECK INTAKE DOOR MOTOR POWER SUPPLY CIRCUIT FOR OPEN
1. Disconnect front air control connector.
2. Check continuity between intake door motor harness connector and front air control harness connector.
Is the inspection result normal?
YES
>> Replace front air control. Refer to
HAC-182, "Removal and Installation"
.
NO
>> Repair harness or connector.
3.
CHECK INTAKE DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect front air control connector.
3. Check continuity between intake door motor harness connector and front air control harness connector.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connector.
4.
CHECK INTAKE DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR SHORT
Check continuity between intake door motor harness connector and front air control harness connector.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
5.
CHECK INTAKE DOOR MOTOR
Check intake door motor. Refer to
HAC-186, "INTAKE DOOR MOTOR : Removal and Installation"
Is the inspection result normal?
YES
>> Replace front air control. Refer to
HAC-182, "Removal and Installation"
.
NO
>> Replace intake door motor. Refer to
HAC-186, "INTAKE DOOR MOTOR : Removal and Installa-
.
Component Inspection (Motor)
INFOID:0000000011276698
1.
CHECK INTAKE DOOR MOTOR
Intake door motor
Front air control
Continuity
Connector
Terminal
Connector
Terminal
M128
2
M50
8
Yes
Intake door motor
Front air control
Continuity
Connector
Terminal
Connector
Terminal
M128
1
M50
11
Yes
3
12
4
27
6
28
Intake door motor
—
Continuity
Connector
Terminal
M128
1
Ground
No
3
4
6
HAC-160
< DTC/CIRCUIT DIAGNOSIS >
[MANUAL AIR CONDITIONING]
B24B7 INTAKE DOOR MOTOR
1. Remove intake door motor. Refer to
HAC-186, "INTAKE DOOR MOTOR : Removal and Installation"
2. Check resistance between intake door motor terminals. Refer to applicable table for the normal value.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace intake door motor. Refer to
HAC-186, "INTAKE DOOR MOTOR : Removal and Installa-
.
Terminal
Resistance (
Ω)
(Approx.)
2
1
90
3
4
6
B24B9 MODE DOOR MOTOR
HAC-161
< DTC/CIRCUIT DIAGNOSIS >
[MANUAL AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
B24B9 MODE DOOR MOTOR
DTC Logic
INFOID:0000000011276699
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 mode door motors DTC (B27A6 – B27A9) are detected, there is probably a disconnected connector or an
open circuit in mode 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
HAC-161, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000011276700
Regarding Wiring Diagram information, refer to
NOTE:
This DTC can be set if the BCM is placed in transit mode. Confirm if the DTC is CURRENT or PAST. If PAST,
perform the following steps before carrying out Diagnosis Procedure.
1. Clear DTC using CONSULT. Refer to
HAC-22, "CONSULT Function (HVAC)"
2. Perform OPERATION INSPECTION. Refer to
3. Perform “Self Diagnostic Result” of “HVAC” using CONSULT. Refer to
.
4. If DTC resets, proceed with Diagnosis Procedure.
1.
CHECK MODE DOOR MOTOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect mode door motor connector.
3. Turn ignition switch ON.
4. Check voltage between mode door motor harness connector and ground.
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
B24B9
MODE DOOR MOTOR
Short or open circuit of mode door motor drive
signal.
• Mode door motor
• Front air control
• Harness or connectors
(The motor circuit is open or short-
ed.)
+
−
Voltage
(Approx.)
Mode door motor
Connector
Terminal
M131
2
Ground
Battery voltage
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