Nissan Maxima. Manual — part 1009
POWER SUPPLY AND GROUND CIRCUIT
SE-9
< DTC/CIRCUIT DIAGNOSIS >
[WITH CLIMATE CONTROLLED SEATS]
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
1. Turn ignition switch OFF.
2. Check continuity between climate controlled seat control unit
connector B217 terminal 30 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair the harness or connectors.
5.
CHECK CLIMATE CONTROLLED SEAT RELAY
Perform the climate controlled seat relay component inspection. Refer to
SEAT CONTROL UNIT : Component Inspection (Climate Controlled Seat Relay)"
.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Replace the climate controlled seat relay.
6.
CHECK CIRCUIT BREAKER POWER SUPPLY CIRCUIT
1. Disconnect the circuit breaker connector M84.
2. Check voltage between circuit breaker connector M84 terminal 1
and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair the harness or connectors.
7.
CHECK BATTERY POWER SUPPLY CIRCUIT FOR OPEN
Check continuity between circuit breaker connector M84 (A) terminal
2 and climate controlled seat control unit connector B217 (B) termi-
nal 29.
Is the inspection result normal?
YES
>> Replace the circuit breaker.
NO
>> Repair the harness or connectors.
8.
CHECK CLIMATE CONTROLLED SEAT RELAY BATTERY POWER SUPPLY CIRCUIT
1. Disconnect climate controlled seat relay connector.
2. Check voltage between climate controlled seat relay connector
M58 terminal 3 and ground.
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Repair the harness or connectors.
9.
CHECK CLIMATE CONTROLLED SEAT RELAY IGNITION POWER SUPPLY CIRCUIT
Connector
Terminal
Ground
Continuity
B217
30
—
Yes
AWJIA0367ZZ
Connector
Terminal
Ground
Voltage
(Approx.)
M84
1
—
Battery voltage
AWJIA0368ZZ
Circuit Breaker
Climate Controlled Seat Control Unit
Continuity
Connector
Terminal
Connector
Terminal
M84 (A)
2
B217 (B)
29
Yes
AWJIA0369ZZ
Connector
Terminal
Ground
Voltage
(Approx.)
M58
3
—
Battery voltage
AWJIA0370ZZ
SE-10
< DTC/CIRCUIT DIAGNOSIS >
[WITH CLIMATE CONTROLLED SEATS]
POWER SUPPLY AND GROUND CIRCUIT
Check voltage between climate controlled seat relay connector M58
terminal 2 and ground.
Is the inspection result normal?
YES
>> GO TO 10.
NO
>> Repair the harness or connectors.
10.
CHECK IGNITION POWER SUPPLY CIRCUIT FOR OPEN
Check continuity between climate controlled seat relay connector
M58 (A) terminal 5 and climate controlled seat control unit connector
B216 (B) terminal 21.
Is the inspection result normal?
YES
>> GO TO 11.
NO
>> Repair the harness or connectors.
11.
CHECK CLIMATE CONTROLLED SEAT RELAY GROUND CIRCUIT
Check continuity between climate controlled seat relay connector
M58 terminal 1 and ground.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
NO
>> Repair the harness or connectors.
CLIMATE CONTROLLED SEAT CONTROL UNIT : Component Inspection (Climate
Controlled Seat Relay)
INFOID:0000000010049464
1.
CHECK CLIMATE CONTROLLED SEAT RELAY
Connector
Terminal
Ground
IgnitIon switch
Voltage
(Approx.)
M58
2
—
OFF
0V
ON
Battery voltage
START
Battery voltage
AWJIA0371ZZ
Climate Controlled Seat Relay Climate Controlled Seat Control Unit
Continuity
Connector
Terminal
Connector
Terminal
M58 (A)
5
B216 (B)
21
Yes
AWJIA0372ZZ
Connector
Terminal
Ground
Continuity
M58
1
—
Yes
AWJIA0373ZZ
POWER SUPPLY AND GROUND CIRCUIT
SE-11
< DTC/CIRCUIT DIAGNOSIS >
[WITH CLIMATE CONTROLLED SEATS]
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
1. Apply battery voltage between terminals 2 and 1 of the climate
controlled seat relay.
CAUTION:
Connect a fuse between the terminals when applying bat-
tery voltage.
2. Check continuity between climate controlled seat relay terminals
5 and 3.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace climate controlled seat relay.
Climate Controlled Seat
Relay Terminals
Condition
Continuity
5 and 3
Battery voltage applied between terminals
2 and 1.
Yes
WJIA0973E
SE-12
< DTC/CIRCUIT DIAGNOSIS >
[WITH CLIMATE CONTROLLED SEATS]
CLIMATE CONTROLLED SEAT BLOWER MOTOR
CLIMATE CONTROLLED SEAT BLOWER MOTOR
Description
INFOID:0000000010049465
Sends airflow to the seat cushion and seatback.
Component Function Check
INFOID:0000000010049466
1.
CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR FUNCTION
Turn the climate controlled seat switch to the H (Heat) LO, MED, and HI positions and the C (Cool) LO, MED,
and HI positions. Check that the climate controlled seat blower motor operates at low, medium and high
speed.
Is the inspection result normal?
YES
>> Climate controlled seat blower motor function is OK.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000010049467
Regarding Wiring Diagram information, refer to
1.
CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR
Perform climate controlled seat blower motor component inspection. Refer to
(Climate Controlled Seat Blower Motor)"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace climate controlled seat blower motor. Refer to
2.
CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between climate controlled seat blower motor
connector B220 terminal 2 and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat blower motor connector and
climate controlled seat control unit connector B212.
3. Check continuity between climate controlled seat blower motor
connector B220 (A) terminal 2 and climate controlled seat con-
trol unit connector B212 (B) terminal 7.
4. Check continuity between climate controlled seat blower motor connector B220 (A) terminal 2 and ground.
Climate controlled seat blower motor
Ground
Voltage
(Approx.)
Connector
Terminal
B220
2
—
Battery voltage
AWJIA0381ZZ
Climate controlled seat blower
motor
Climate controlled seat control
unit
Continuity
Connector
Terminal
Connector
Terminal
B220 (A)
2
B212 (B)
7
Yes
AWJIA0389ZZ
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