Nissan Juke F15. Instruction — part 859
B27A2, B27A3, B27A4, B27A5 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
B27A2, B27A3, B27A4, B27A5 AIR MIX DOOR MOTOR
DTC Logic
INFOID:0000000012200058
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 (B27A2 – B27A5) 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” mode of “HVAC” using CONSULT.
3. Check DTC.
Is DTC detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000012200059
1.
CHECK AIR MIX DOOR MOTOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect air mix door motor connector.
3. Turn ignition switch ON.
4. Check voltage between air mix door motor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector between air mix door motor and fuse.
2.
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 harness connector and A/C auto amp. harness connector.
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
B27A2
DR AIR MIX DOOR MOT
Short or open circuit of air mix door motor drive
signal terminal 1.
• Air mix door motor
• A/C auto amp.
• Harness or connectors
(The motor circuit is open or short-
ed.)
B27A3
Short or open circuit of air mix door motor drive
signal terminal 2.
B27A4
Short or open circuit of air mix door motor drive
signal terminal 3.
B27A5
Short or open circuit of air mix door motor drive
signal terminal 4.
+
−
Voltage
Air mix door motor
Connector
Terminal
M55
2
Ground
Battery voltage
HAC-72
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
B27A2, B27A3, B27A4, B27A5 AIR MIX DOOR MOTOR
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK AIR MIX DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR SHORT
Check continuity between air mix door motor harness connector and A/C auto amp. harness connector.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connector.
4.
CHECK AIR MIX DOOR MOTOR
Check air mix door motor. Refer to
HAC-72, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace A/C auto amp. Refer to
HAC-93, "Removal and Installation"
NO
>> Replace air mix door motor. Refer to
HAC-102, "AIR MIX DOOR MOTOR : Removal and Installa-
.
Component Inspection
INFOID:0000000012200060
1.
CHECK AIR MIX DOOR MOTOR
1. Remove air mix door motor. Refer to
HAC-102, "AIR MIX DOOR MOTOR : Removal and Installation"
.
2. Check resistance between air mix door motor terminals. Refer to applicable table for the normal value.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace air mix door motor. Refer to
HAC-102, "AIR MIX DOOR MOTOR : Removal and Installa-
.
Air mix door motor
A/C auto amp.
Continuity
Connector
Terminal
Connector
Terminal
M55
3
M50
17
Existed
6
18
1
19
4
20
Air mix door motor
—
Continuity
Connector
Terminal
M55
3
Ground
Not existed
6
1
4
Terminal
Resistance (
Ω)
(Approx.)
2
1
90
3
4
6
B27A6, B27A7, B27A8, B27A9 MODE DOOR MOTOR
HAC-73
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
B27A6, B27A7, B27A8, B27A9 MODE DOOR MOTOR
DTC Logic
INFOID:0000000012200061
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” mode of “HVAC” using CONSULT.
3. Check DTC.
Is DTC detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000012200062
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.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair harness or connector between mode door motor and fuse.
2.
CHECK MODE DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect A/C auto amp. connector.
3. Check continuity between mode door motor harness connector and A/C auto amp. harness connector.
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
B27A6
MODE DOOR MOTOR
Short or open circuit of mode door motor drive
signal terminal 1.
• Mode door motor
• A/C auto amp.
• Harness or connectors
(The motor circuit is open or short-
ed.)
B27A7
Short or open circuit of mode door motor drive
signal terminal 2.
B27A8
Short or open circuit of mode door motor drive
signal terminal 3.
B27A9
Short or open circuit of mode door motor drive
signal terminal 4.
+
−
Voltage
Mode door motor
Connector
Terminal
M342
5
Ground
Battery voltage
HAC-74
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
B27A6, B27A7, B27A8, B27A9 MODE DOOR MOTOR
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK MODE DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR SHORT
Check continuity between mode door motor harness connector and A/C auto amp. harness connector.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connector.
4.
CHECK MODE DOOR MOTOR
Check mode door motor. Refer to
HAC-74, "Component Inspection"
Is the inspection result normal?
YES
>> Replace A/C auto amp. Refer to
HAC-93, "Removal and Installation"
NO
>> Replace mode door motor. Refer to
HAC-101, "MODE DOOR MOTOR : Removal and Installa-
.
Component Inspection
INFOID:0000000012200063
1.
CHECK MODE DOOR MOTOR
1. Remove mode door motor. Refer to
HAC-101, "MODE DOOR MOTOR : Removal and Installation"
2. Check resistance between mode door motor terminals. Refer to applicable table for the normal value.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace mode door motor. Refer to
HAC-101, "MODE DOOR MOTOR : Removal and Installa-
.
Mode door motor
A/C auto amp.
Continuity
Connector
Terminal
Connector
Terminal
M342
4
M50
37
Existed
3
38
2
39
1
40
Mode door motor
—
Continuity
Connector
Terminal
M342
4
Ground
Not existed
3
2
1
Terminal
Resistance (
Ω)
(Approx.)
5
1
90
2
3
4
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст