Nissan Maxima. Manual — part 21
ADP-76
< DTC/CIRCUIT DIAGNOSIS >
SLIDING SENSOR
Is the inspection result normal?
YES
>> Replace front power seat LH (sliding motor). Refer to
SE-68, "Removal and Installation"
.
NO
>> Repair or replace harness.
Sliding motor
Ground
Continuity
Connector
Terminal
B206
17
Yes
RECLINING SENSOR
ADP-77
< DTC/CIRCUIT DIAGNOSIS >
C
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ADP
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RECLINING SENSOR
Description
INFOID:0000000010051776
• The reclining motor is installed to the seatback assembly.
• The pulse signal is input to the driver seat control unit when the reclining is operated.
• The driver seat control unit counts the pulse and calculates the reclining amount of the seat.
Component Function Check
INFOID:0000000010051777
1.
CHECK FUNCTION
1. Select “RECLN PULSE” in “DATA MONITOR” mode with CONSULT.
2. Check reclining sensor signal under the following conditions.
Is the indication normal?
YES
>> Inspection End.
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000010051778
Regarding Wiring Diagram information, refer to
1.
CHECK RECLINING SENSOR SIGNAL
1. Turn ignition switch ON.
2. Read voltage signal between driver seat control unit harness connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-169, "Removal and Installation"
NO
>> GO TO 2
2.
CHECK RECLINING SENSOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit and reclining motor.
3. Check continuity between driver seat control unit harness connector and reclining motor harness connec-
tor.
Monitor item
Condition
Value
RECLN PULSE
Seat reclining
Operate (forward)
Change (decrease)
Operate (backward)
Change (increase)
Release
No change
Terminals
Condition
Voltage signal
(+)
(–)
Driver seat con-
trol unit
Terminal
B203
13
Ground
Seat reclin-
ing
Operate
Other than
above
0 or 5
JMJIA0119ZZ
ADP-78
< DTC/CIRCUIT DIAGNOSIS >
RECLINING SENSOR
4. Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK RECLINING SENSOR POWER SUPPLY
1. Connect driver seat control unit.
2. Turn ignition switch ON.
3. Check voltage between reclining motor harness connector and
ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> GO TO 4
4.
CHECK RECLINING SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit.
3. Check continuity between driver seat control unit harness connector and reclining motor harness connec-
tor.
4. Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-169, "Removal and Installation"
NO
>> Repair or replace harness.
5.
CHECK RECLINING SENSOR GROUND
Driver seat control unit
Reclining motor
Continuity
Connector
Terminal
Connector
Terminal
B203
13
B222
3
Yes
Driver seat control unit
Ground
Continuity
Connector
Terminal
B203
13
No
(+)
(–)
Voltage (V)
(Approx.)
Reclining motor
Connector
Terminals
B222
4
Ground
Battery voltage
ALJIA0410ZZ
Driver seat control unit
Reclining motor
Continuity
Connector
Terminal
Connector
Terminal
B203
5
B222
4
Yes
Driver seat control unit
Ground
Continuity
Connector
Terminal
B203
5
No
RECLINING SENSOR
ADP-79
< DTC/CIRCUIT DIAGNOSIS >
C
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B
ADP
N
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1. Turn ignition switch OFF.
2. Check continuity between reclining motor harness connector
and ground.
Is the inspection result normal?
YES
>> Replace reclining motor. Refer to
NO
>> Repair or replace harness.
Reclining motor
Ground
Continuity
Connector
Terminal
B222
2
Yes
ALJIA0412ZZ
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