Nissan Pathfinder (2008 year). Manual — part 18
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< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORKFLOW
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Repair Work Flow
INFOID:0000000001726708
WORK FLOW
DETAILED FLOW
1.
CUSTOMER INFORMATION
Talk to the customer to obtain detailed information about the symptom.
>> GO TO 2
2.
PRELIMINARY CHECK
Perform preliminary check. Refer to
.
>> GO TO 3
3.
SYMPTOM
Check for symptoms. Refer to
.
AWJIA0001GB
DIAGNOSIS AND REPAIR WORKFLOW
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< BASIC INSPECTION >
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>> GO TO 4
4.
MALFUNCTIONING PARTS
Repair or replace the applicable parts.
>> GO TO 5
5.
SYSTEM CHECK
Operate the pedal adjusting switch to ensure that the pedals move completely forward and backward.
Does the system operate normally?
YES
>> Inspection End.
NO
>> Refer to
GI-51, "Intermittent Incident"
.
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< BASIC INSPECTION >
INSPECTION AND ADJUSTMENT
INSPECTION AND ADJUSTMENT
Preliminary Check
INFOID:0000000001726709
1.
FOREIGN OBJECTS
Check the following:
• objects on or behind the pedals that could cause binding
Are there any foreign objects that could be causing interference with the pedals?
YES
>> Remove objects.
NO
>> GO TO 2
2.
WIRING CONNECTIONS
1.
Disconnect pedal adjusting control unit and pedal adjusting motor.
2.
Check terminals for damage or loose connections.
3.
Reconnect harness connectors.
Are any connectors damaged or loose?
YES
>> Repair or replace damaged parts.
NO
>> GO TO 3
3.
POWER AND GROUND
Check power supply and ground circuits for pedal adjusting control unit. Refer to
Switch Power Supply and Ground Circuit Inspection"
.
Is the inspection result normal?
YES
>> Refer to
.
NO
>> Repair or replace as necessary.
ADJUSTABLE PEDAL SYSTEM
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< FUNCTION DIAGNOSIS >
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FUNCTION DIAGNOSIS
ADJUSTABLE PEDAL SYSTEM
Automatic Drive Positioner Interlocking Adjustable Pedal
INFOID:0000000001726710
Automatic drive positioner interlocking adjustable pedal. Refer to
ADP-9, "AUTOMATIC DRIVE POSITIONER
System Diagram
INFOID:0000000001726711
Component Parts Location
INFOID:0000000001726712
ALJIA0170GB
LIIA2404E
1.
A. Pedal adjusting switch M96
B. Pedal adjusting control unit M14
2.
Pedal adjusting motor E109
3.
A. A/T device
B. A/T device (park position switch) M156
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< FUNCTION DIAGNOSIS >
ADJUSTABLE PEDAL SYSTEM
Component Description
INFOID:0000000001726713
Component
Function
Pedal adjusting control unit
• Receive inputs from pedal adjusting switch and A/T device (park position switch)
• Drive pedal adjusting motor
A/T device (park position switch)
Provide park position switch signal to pedal adjusting control unit
Pedal adjusting switch
Provide move forward/backward signals to pedal adjusting control unit
Pedal adjusting motor
• Move pedal assembly forward and backward
• Provide feedback signals to pedal adjusting control unit
ADJUSTABLE PEDAL SYSTEM
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< COMPONENT DIAGNOSIS >
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COMPONENT DIAGNOSIS
ADJUSTABLE PEDAL SYSTEM
Pedal Adjusting Control Unit Ignition Power Supply Circuit
INFOID:0000000001726714
1.
CHECK FUSE
Check for blown fuse.
Is fuse blown?
YES
>> Replace fuse after repairing applicable circuit.
NO
>> GO TO 2
2.
CHECK PEDAL ADJUSTING CONTROL UNIT IGNITION POWER SUPPLY CIRCUIT
1.
Disconnect pedal adjusting control unit.
2.
Check voltage between pedal adjusting control unit connector
and ground.
Is inspection result normal?
YES
>> Pedal adjusting control unit ignition signal is OK.
NO
>> Repair or replace harness.
Pedal Adjusting Control Unit Output Power Supply
INFOID:0000000001726715
1.
CHECK PEDAL ADJUSTING CONTROL UNIT OUTPUT POWER SUPPLY
1.
Turn ignition switch OFF.
2.
With key inserted and A/T selector lever in P position, check
voltage between pedal adjusting control unit connector M14 ter-
minal 7 and ground.
Is inspection result normal?
YES
>> Pedal adjusting control unit power supply and ground is
OK.
NO
>> GO TO 2
2.
CHECK PEDAL ADJUSTING CONTROL UNIT POWER SUPPLY CIRCUIT
1.
Disconnect pedal adjusting control unit.
2.
Check voltage between pedal adjusting control unit connector
M14 terminal 5 and ground.
Is inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
Unit
Power source
Fuse No.
Location
Pedal adjusting control unit
Ignition switch ON or START
12
Fuse block (J/B)
Connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(-)
M14
4
Ground
Ignition switch ON
Battery voltage
Ignition switch OFF
0
LIIA0885E
7 - Ground
: Battery voltage
LIIA0886E
5 - Ground
: Battery voltage
LIIA0887E
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ADJUSTABLE PEDAL SYSTEM
3.
CHECK PEDAL ADJUSTING CONTROL UNIT GROUND CIRCUIT
Check continuity between pedal adjusting control unit connector
M14 terminal 1 and ground.
Is inspection result normal?
YES
>> Replace pedal adjusting control unit.
NO
>> Repair or replace harness.
A/T Device (Park Position Switch) Circuit Inspection
INFOID:0000000001726716
1.
CHECK PEDAL ADJUSTING CONTROL UNIT INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect pedal adjusting control unit.
3.
With key inserted in ignition cylinder, check voltage between
pedal adjusting control unit connector and ground.
Is inspection result normal?
YES
>> A/T device circuit is OK.
NO
>> GO TO 2
2.
CHECK A/T DEVICE POWER SUPPLY CIRCUIT
1.
Disconnect A/T device.
2.
Check voltage between A/T device connector M156 terminal 5
and ground.
Is inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK A/T DEVICE HARNESS
1.
Disconnect pedal adjusting control unit.
2.
Check continuity between pedal adjusting control unit connector
M14 terminal 3 and A/T device connector M156 terminal 4.
3.
Check continuity between pedal adjusting control unit connector
M14 terminal 3 and ground.
Is inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
1 - Ground
: Continuity should exist.
LIIA0888E
Connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(-)
M14
3
Ground
P position
Battery voltage
Other than P position
0
LIIA2155E
5 - Ground
: Battery voltage
LIIA2156E
3 - 4
: Continuity should exist.
3 - Ground
: Continuity should not exist.
LIIA1682E
ADJUSTABLE PEDAL SYSTEM
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4.
CHECK A/T DEVICE
Check continuity between A/T device terminals as follows.
Is inspection result normal?
YES
>> Inspect shift lock system. Refer to
NO
>> Replace A/T device. Refer to
Pedal Adjusting Switch Power Supply and Ground Circuit Inspection
INFOID:0000000001726717
1.
CHECK PEDAL ADJUSTING SWITCH POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect pedal adjusting switch.
3.
With key inserted and A/T selector lever in P position, check
voltage between pedal adjusting switch connector M96 terminal
1 and ground.
Is inspection result normal?
YES
>> GO TO 3
NO
>> GO TO 2
2.
CHECK PEDAL ADJUSTING SWITCH HARNESS
1.
Disconnect pedal adjusting control unit.
2.
Check continuity between pedal adjusting control unit connector
M14 terminal 7 and pedal adjusting switch connector M96 termi-
nal 1.
3.
Check continuity between pedal adjusting control unit connector
M14 terminal 7 and ground.
Is inspection result normal?
YES
>> Check the condition of the harness and connector.
NO
>> Repair or replace harness.
3.
CHECK PEDAL ADJUSTING SWITCH GROUND CIRCUIT
Check continuity between pedal adjusting switch connector M96 ter-
minal 4 and ground.
Is inspection result normal?
YES
>> Pedal adjusting switch power supply and ground circuit
is OK.
NO
>> Repair or replace harness.
Terminals
Condition
Continuity
2
4
P position
Yes
Other than P position
No
LIIA1681E
1 - Ground
: Battery voltage
LIIA0894E
7 - 1
: Continuity should exist.
7 - Ground
: Continuity should not exist.
LIIA0895E
4 - Ground
: Continuity should exist.
LIIA0896E
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