Nissan Maxima. Instruction — part 24
ADP-88
< DTC/CIRCUIT DIAGNOSIS >
TILT SENSOR
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit.
3. Check continuity between automatic drive positioner control unit
harness connector and tilt motor harness connector.
Is the inspection result normal?
YES
>> Replace tilt motor. Refer to
.
NO
>> Repair or replace harness.
Automatic drive positioner con-
trol unit
Tilt motor
Continuity
Connector
Terminal
Connector
Terminal
M63 (A)
20
M71 (B)
6
Yes
ALJIA0427ZZ
TELESCOPIC SENSOR
ADP-89
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
TELESCOPIC SENSOR
Description
INFOID:0000000010051788
• The telescopic sensor is installed to the steering column assembly.
• The pulse signal is input to the driver seat control unit when telescopic is performed.
• The driver seat control unit counts the pulse and calculates the telescopic amount of the steering column.
Component Function Check
INFOID:0000000010051789
1.
CHECK FUNCTION
1. Select “TELESCO PULSE” in “DATA MONITOR” mode with CONSULT.
2. Check telescopic sensor signal under the following conditions.
Is the indication normal?
YES
>> Inspection End.
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000010051790
Regarding Wiring Diagram information, refer to
1.
CHECK TELESCOPIC SENSOR SIGNAL
1. Turn ignition switch ON.
2. Check voltage signal between driver seat control unit 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 TELESCOPIC SENSOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit and telescopic motor.
3. Check continuity between driver seat control unit harness connector and telescopic motor harness con-
nector.
Monitor item
Condition
Valve
TELESCO PULSE
Steering column
Operate (forward)
Change (decrease)
Operate (backward)
Change (increase)
Release
No change
(+)
(–)
Condition
Voltage (V)
(Approx.)
Driver seat control unit
Connector
Terminals
B203
12
Ground
Steering col-
umn
Operate
Other than
above
0 or 5
JMJIA0119ZZ
ADP-90
< DTC/CIRCUIT DIAGNOSIS >
TELESCOPIC 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 TELESCOPIC SENSOR POWER SUPPLY
1. Connect driver seat control unit.
2. Turn ignition switch ON.
3. Check voltage between telescopic motor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> GO TO 4
4.
CHECK TELESCOPIC SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit.
3. Check continuity between automatic drive positioner control unit
harness connector and telescopic motor harness connector.
4. Check continuity between automatic drive positioner control unit
harness connector and ground.
Is the inspection result normal?
YES
>> Replace automatic drive positioner control unit. Refer to
ADP-170, "Removal and Installation"
NO
>> Repair or replace harness.
5.
CHECK TELESCOPIC SENSOR GROUND CIRCUIT
Driver seat control unit
Telescopic motor
Continuity
Connector
Terminal
Connector
Terminal
B203
12
M73
5
Yes
Driver seat control unit
Ground
Continuity
Connector
Terminal
B203
12
No
(+)
(–)
Voltage (V)
(Approx.)
Telescopic motor
Connector
Terminals
M73
4
Ground
Battery voltage
Automatic drive positioner control
unit
Telescopic motor
Continuity
Connector
Terminal
Connector
Terminal
M67 (A)
27
M73 (B)
4
Yes
ALJIA0426ZZ
Automatic drive positioner control unit
Ground
Continuity
Connector
Terminal
M67 (A)
27
No
TELESCOPIC SENSOR
ADP-91
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit.
3. Check continuity between automatic drive positioner control unit
harness connector and telescopic motor harness connector.
Is the inspection result normal?
YES
>> Replace telescopic motor. Refer to
.
NO
>> Repair or replace harness.
Automatic drive positioner con-
trol unit
Telescopic motor
Continuity
Connector
Terminal
Connector
Terminal
M63 (A)
20
M73 (B)
6
Yes
ALJIA0427ZZ
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