Nissan Teana J32. Instruction — part 973
VENTILATION MOTOR
SE-25
< COMPONENT DIAGNOSIS >
[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness.
6.
CHECK FRONT VENTILATION MOTOR GROUND
1.
Connect front ventilation motor connector and front ventilation seat control unit connector.
2.
Check continuity between front ventilation motor harness connector and ground.
Is the inspection result normal?
YES
>> Replace front ventilation motor. Refer to
SE-93, "Disassembly and Assembly"
NO
>> Replace front ventilation seat control unit. Refer to
SE-93, "Disassembly and Assembly"
.
REAR SEAT
REAR SEAT : Description
INFOID:0000000003843502
Sends air flow to the rear seat cushion and rear seatback.
REAR SEAT : Component Function Check
INFOID:0000000003843503
1.
CHECK FUNCTION
When turning the rear ventilation switch to the LO and HI mode position, check that the rear ventilation motor
is operated in each specific mode.
Is the inspection result normal?
YES
>> Rear ventilation motor function is OK.
NO
>> Refer to
SE-25, "REAR SEAT : Diagnosis Procedure"
.
REAR SEAT : Diagnosis Procedure
INFOID:0000000003843501
1.
CHECK REAR VENTILATION MOTOR POWER SUPPLY
1.
Turn ignition switch ON.
2.
Check voltage between rear ventilation motor harness connector and ground.
Front ventilation motor
Ground
Continuity
Connector
Terminal
Driver side
B468
55
Not existed
Passenger side
B444
Front ventilation motor
Ground
Continuity
Connector
Terminal
Driver side
B468
55
Existed
Passenger side
B444
SE-26
< COMPONENT DIAGNOSIS >
[WITH VENTILATION SEAT]
VENTILATION MOTOR
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK REAR VENTILATION MOTOR POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear ventilation motor connector and rear ventilation seat control unit connector.
3.
Check continuity between rear ventilation motor harness connector and rear ventilation seat control unit
harness connector.
4.
Check continuity between rear ventilation motor harness connector and ground.
Is the inspection result normal?
YES
>> Replace rear ventilation seat control unit. Refer to
SE-100, "Disassembly and Assembly"
NO
>> Repair or replace harness.
3.
CHECK REAR VENTILATION MOTOR SPEED CONTROL SIGNAL
1.
Check voltage between rear ventilation motor harness connector and ground.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear ventilation motor
Connector
Terminal
Seat cushion (LH)
B492
57
Ground
Ventilation seat
LO mode
Battery voltage
HI mode
Other than above
0
Seatback (LH)
B493
LO mode
Battery voltage
HI mode
Other than above
0
Seat cushion (RH)
B503
57
Ventilation seat
LO mode
Battery voltage
HI mode
Other than above
0
Seatback (RH)
B504
LO mode
Battery voltage
HI mode
Other than above
0
Rear ventilation motor
Rear ventilation seat control unit
Continuity
Connector
Terminal
Connector
Terminal
Seat cushion (LH)
B492
57
B491
62
Existed
Seatback (LH)
B493
57
Seat cushion (RH)
B503
57
B502
62
Seatback (RH)
B504
57
Rear ventilation motor
Ground
Continuity
Connector
Terminal
Seat cushion (LH)
B492
57
Not existed
Seatback (LH)
B493
Seat cushion (RH)
B503
57
Seatback (RH)
B504
VENTILATION MOTOR
SE-27
< COMPONENT DIAGNOSIS >
[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
CHECK REAR VENTILATION MOTOR SPEED CONTROL SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear ventilation motor connector and rear ventilation seat control unit connector.
3.
Check continuity between rear ventilation motor harness connector and rear ventilation seat control unit
harness connector.
4.
Check continuity between rear ventilation motor harness connector and ground.
Is the inspection result normal?
YES
>> Replace rear ventilation seat control unit. Refer to
SE-100, "Disassembly and Assembly"
NO
>> Repair or replace harness.
5.
CHECK REAR VENTILATION MOTOR GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear ventilation motor connector and rear ventilation seat control unit connector.
3.
Check continuity between rear ventilation motor harness connector and rear ventilation seat control unit
harness connector.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear ventilation motor
Connector
Terminal
Seat cushion (LH)
B492
56
Ground
Ventilation seat
LO mode
7
HI mode
10
Other than above
0
Seatback (LH)
B493
LO mode
7
HI mode
8.8
Other than above
0
Seat cushion (RH)
B503
56
Ventilation seat
LO mode
7
HI mode
10
Other than above
0
Seatback (RH)
B504
LO mode
7
HI mode
8.8
Other than above
0
Rear ventilation motor
Rear ventilation seat control unit
Continuity
Connector
Terminal
Connector
Terminal
Seat cushion (LH)
B492
56
B491
61
Existed
Seatback (LH)
B493
56
Seat cushion (RH)
B503
56
B502
61
Seatback (RH)
B504
56
Rear ventilation motor
Ground
Continuity
Connector
Terminal
Seat cushion (LH)
B492
56
Not existed
Seatback (LH)
B493
Seat cushion (RH)
B503
56
Seatback (RH)
B504
SE-28
< COMPONENT DIAGNOSIS >
[WITH VENTILATION SEAT]
VENTILATION MOTOR
4.
Check continuity between rear ventilation motor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness.
6.
CHECK REAR VENTILATION MOTOR GROUND
1.
Connect rear ventilation motor connector and rear ventilation seat control unit connector.
2.
Check continuity rear ventilation motor harness connector and ground.
Is the inspection result normal?
YES
>> Replace rear ventilation motor. Refer to
SE-100, "Disassembly and Assembly"
NO
>> Replace rear ventilation seat control unit. Refer to
SE-100, "Disassembly and Assembly"
Rear ventilation motor
Rear ventilation seat control unit
Continuity
Connector
Terminal
Connector
Terminal
Seat cushion (LH)
B492
55
B491
55
Existed
Seatback (LH)
B493
Seat cushion (RH)
B503
55
B502
55
Seatback (RH)
B504
Rear ventilation motor
Ground
Continuity
Connector
Terminal
Seat cushion (LH)
B492
55
Not existed
Seatback (LH)
B493
Seat cushion (RH)
B503
55
Seatback (RH)
B504
Rear ventilation motor
Ground
Continuity
Connector
Terminal
Seat cushion (LH)
B492
55
Existed
Seatback (LH)
B493
Seat cushion (RH)
B503
55
Seatback (RH)
B504
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст