Nissan Maxima. Instruction — part 1012
CLIMATE CONTROLLED SEAT SWITCH
SE-21
< DTC/CIRCUIT DIAGNOSIS >
[WITH CLIMATE CONTROLLED SEATS]
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
1. Disconnect climate controlled seat control unit connector B212.
2. Check continuity between climate controlled seat switch con-
nector M302 (A) terminal 2 and climate controlled seat control
unit connector B212 (B) terminal 9.
3. Check continuity between climate controlled seat switch connector M302 (A) terminal 2 and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connectors.
4.
CHECK CLIMATE CONTROLLED SEAT SWITCH HEAT CIRCUIT
1. Check continuity between climate controlled seat switch con-
nector M302 (A) terminal 3 and climate controlled seat control
unit connector B212 (B) terminal 1.
2. Check continuity between climate controlled seat switch connector M302 (A) terminal 3 and ground.
Is the inspection result normal?
YES
>> Replace climate controlled seat control unit. Refer to
NO
>> Repair harness or connectors.
Component Inspection (Climate Controlled Seat Switch)
INFOID:0000000010049480
1.
CHECK CLIMATE CONTROLLED SEAT SWITCH
1. Disconnect climate controlled seat switch connector.
2. Check continuity between climate controlled seat switch terminals.
Climate controlled seat switch
Climate controlled seat control
unit
Continuity
Connector
Terminal
Connector
Terminal
M302 (A)
2
B212 (B)
9
Yes
AWJIA0399ZZ
Climate controlled seat switch
Ground
Continuity
Connector
Terminal
M302 (A)
2
No
Climate controlled seat switch
Climate controlled seat control
unit
Continuity
Connector
Terminal
Connector
Terminal
M302 (A)
3
B212 (B)
1
Yes
AWJIA0400ZZ
Climate controlled seat switch
Ground
Continuity
Connector
Terminal
M302 (A)
3
No
Terminals
Condition
Continuity
SE-22
< DTC/CIRCUIT DIAGNOSIS >
[WITH CLIMATE CONTROLLED SEATS]
CLIMATE CONTROLLED SEAT SWITCH
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace climate controlled seat switch.
1
3
Climate controlled seat switch
HEAT mode
OFF position
Continuity does not exist
Rotate knob to LO
Continuity exists
Rotate knob to MED
Resistance value decreases
Rotate knob to HI
Resistance value decreases further
2
Climate controlled seat switch COOL mode
OFF position
Continuity does not exist
Rotate knob to LO
Continuity exists
Rotate knob to MED
Resistance value decreases
Rotate knob to HI
Resistance value decreases further
CLIMATE CONTROLLED SEAT SWITCH INDICATOR
SE-23
< DTC/CIRCUIT DIAGNOSIS >
[WITH CLIMATE CONTROLLED SEATS]
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
CLIMATE CONTROLLED SEAT SWITCH INDICATOR
Description
INFOID:0000000010049481
Illuminates the climate controlled seat switch to indicate operating status.
Component Function Check
INFOID:0000000010049482
1.
CHECK CLIMATE CONTROLLED SEAT SWITCH INDICATOR FUNCTION
Check that the indicators for the climate controlled seat switch operate in both COOL and HEAT modes.
Is the inspection result normal?
YES
>> Climate controlled seat switch indicator function is OK.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000010049483
Regarding Wiring Diagram information, refer to
1.
CHECK CLIMATE CONTROLLED SEAT SWITCH INDICATOR
Perform climate controlled seat switch indicator component inspection. Refer to
tion (Climate Controlled Seat Switch Indicator)"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace climate controlled seat switch.
2.
CHECK CLIMATE CONTROLLED SEAT SWITCH COOL INDICATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat switch connector and climate
controlled seat control unit connector B216.
3. Check continuity between climate controlled seat switch con-
nector M302 (A) terminal 4 and climate controlled seat control
unit connector B216 (B) terminal 19.
4. Check continuity between climate controlled seat switch connector M302 (A) terminal 4 and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connectors.
3.
CHECK CLIMATE CONTROLLED SEAT SWITCH HEAT INDICATOR CIRCUIT
Climate controlled seat switch
Climate controlled seat control
unit
Continuity
Connector
Terminal
Connector
Terminal
M302 (A)
4
B216 (B)
19
Yes
AWJIA0401ZZ
Climate controlled seat switch
Ground
Continuity
Connector
Terminal
M302 (A)
4
No
SE-24
< DTC/CIRCUIT DIAGNOSIS >
[WITH CLIMATE CONTROLLED SEATS]
CLIMATE CONTROLLED SEAT SWITCH INDICATOR
1. Check continuity between climate controlled seat switch con-
nector M302 (A) terminal 5 and climate controlled seat control
unit connector B216 (B) terminal 20.
2. Check continuity between climate controlled seat switch connector M302 (A) terminal 5 and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connectors.
4.
CHECK CLIMATE CONTROLLED SEAT SWITCH INDICATOR GROUND CIRCUIT
Check continuity between climate controlled seat switch connector
M302 terminal 6 and ground.
Is the inspection result normal?
YES
>> Replace climate controlled seat control unit. Refer to
.
NO
>> Repair harness or connectors.
Component Inspection (Climate Controlled Seat Switch Indicator)
INFOID:0000000010049484
1.
CHECK CLIMATE CONTROLLED SEAT SWITCH
1. Disconnect climate controlled seat switch connector.
2. Check continuity between climate controlled seat switch terminals.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace climate controlled seat switch.
Climate controlled seat switch
Climate controlled seat control
unit
Continuity
Connector
Terminal
Connector
Terminal
M302 (A)
5
B216 (B)
20
Yes
AWJIA0402ZZ
Climate controlled seat switch
Ground
Continuity
Connector
Terminal
M302 (A)
5
No
Climate controlled seat switch
Ground
Continuity
Connector
Terminal
M302
6
Yes
AWJIA0403ZZ
Terminals
Continuity
(+)
(-)
4
6
Continuity exists
5
6
4
Continuity does not exist
5
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