Nissan Pathfinder (2007 year). Manual — part 25
CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION CIR-
CUIT
AT-171
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2007 Pathfinder
CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION CIR-
CUIT
PFP:18002
CONSULT-II Reference Value
ECS00EKS
Diagnostic Procedure
ECS00EKT
1.
CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer to
AT-88, "SELF-DIAGNOSTIC RESULT MODE"
Is a malfunction in the CAN communication indicated in the results?
YES
>> Check CAN communication line. Refer to
AT-97, "DTC U1000 CAN COMMUNICATION LINE"
NO
>> GO TO 2.
2.
CHECK THROTTLE POSITION SIGNAL CIRCUIT
With CONSULT-II
1.
Turn ignition switch “ON”. (Do not start engine.)
2.
Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3.
Depress accelerator pedal and read out the value of “CLSD THL
POS” and “W/O THL POS”.
OK or NG
OK
>> INSPECTION END
NG
>> Check the following. If NG, repair or replace damaged
parts.
●
Perform the self-diagnosis for “ENGINE” with CON-
SULT-II.
●
Open circuit or short to ground or short to power in harness or connectors.
●
Pin terminals for damage or loose connection with harness connector.
Item name
Condition
Display value
CLSD THL POS
Released accelerator pedal.
ON
Fully depressed accelerator pedal.
OFF
W/O THL POS
Fully depressed accelerator pedal.
ON
Released accelerator pedal.
OFF
PCIA0070E
AT-172
BRAKE SIGNAL CIRCUIT
2007 Pathfinder
BRAKE SIGNAL CIRCUIT
PFP:25320
CONSULT-II Reference Value
ECS00EKU
Diagnostic Procedure
ECS00EKV
1.
CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer to
AT-88, "SELF-DIAGNOSTIC RESULT MODE"
Is a malfunction in the CAN communication indicated in the results?
YES
>> Check CAN communication line. Refer to
AT-97, "DTC U1000 CAN COMMUNICATION LINE"
NO
>> GO TO 2.
2.
CHECK STOP LAMP SWITCH CIRCUIT
With CONSULT-II
1.
Turn ignition switch “ON”. (Do not start engine.)
2.
Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3.
Read out ON/OFF switching action of the “BRAKE SW”.
OK or NG
OK
>> INSPECTION END
NG
>> GO TO 3.
3.
CHECK STOP LAMP SWITCH
Check continuity between stop lamp switch harness connector termi-
nals 1 and 2.
Check stop lamp switch after adjusting brake pedal — refer to
.
OK or NG
OK
>> Check the following. If NG, repair or replace damaged parts.
●
Harness for short or open between battery and stop lamp switch.
●
Harness for short or open between stop lamp switch and combination meter.
NG
>> Repair or replace the stop lamp switch.
Item name
Condition
Display value
BRAKE SW
Depressed brake pedal.
ON
Released brake pedal.
OFF
PCIA0070E
Item
Condition
Terminal
Continuity
Stop lamp
switch har-
ness connec-
tor
When brake pedal is
depressed
1 - 2
Yes
When brake pedal is released
No
SCIA2144E
OVERDRIVE CONTROL SWITCH
AT-173
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2007 Pathfinder
OVERDRIVE CONTROL SWITCH
PFP:25130
CONSULT-II Reference Value
ECS00EKW
Diagnostic Procedure
ECS00EKX
1.
CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer to
AT-88, "SELF-DIAGNOSTIC RESULT MODE"
Is any malfunction in the CAN communication indicated in the results?
YES
>> Check CAN communication line. Refer to
AT-97, "DTC U1000 CAN COMMUNICATION LINE"
NO
>> GO TO 2.
2.
CHECK OVERDRIVE CONTOROL SWITCH CIRCUIT
With CONSULT-II
1.
Turn ignition switch “ON”.
2.
Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3.
Read out “OD CONT SW”.
Check the signal of the overdrive control switch is indicated
properly.
Without CONSULT-II
1.
Turn ignition switch “ON”. (Do not start engine)
2.
Check voltage between A/T control device connector terminal and ground.
OK or NG
OK
>> GO TO 5.
NG
>> GO TO 3.
Item name
Condition
Display value
OD CONT SW
Releasing overdrive control switch
OFF
Holding overdrive control switch
ON
Monitor item
Condition
Display value
OD CONT SW
Releasing overdrive control switch
OFF
Holding overdrive control switch
ON
LCIA0339E
Item
Connector
No.
Terminal No.
Condition
Data
(Approx.)
Overdrive
control switch
M156
7 - Ground
Releasing overdrive
control switch
Battery
voltage
Holding overdrive
control switch
0V
AT-174
OVERDRIVE CONTROL SWITCH
2007 Pathfinder
3.
CHECK OVERDRIVE CONTROL SWITCH
1.
Turn ignition switch “OFF”.
2.
Disconnect A/T control device connector.
3.
Check continuity between A/T control device connector M156 terminals 7 and 8.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace overdrive control switch.
4.
DETECT MALFUNCTIONING ITEM
Check the following. If any items are damaged, repair or replace damaged parts.
●
Harness for short or open between combination meter connector terminal 20 and A/T control device con-
nector terminal 7.
●
Harness for short or open between A/T control device connector terminal 8 and ground.
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace damaged parts.
5.
CHECK COMBINATION METER
Check the combination meter. Refer to
DI-17, "How to Proceed With Trouble Diagnosis"
OK or NG
OK
>> INSPECTION END
NO
>> Repair or replace damaged parts.
Condition
Continuity
Releasing overdrive control switch
No
Holding overdrive control switch
Yes
TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-175
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2007 Pathfinder
TROUBLE DIAGNOSIS FOR SYMPTOMS
PFP:00007
Wiring Diagram — AT — NONDTC
ECS00EKY
BCWA0708E
AT-176
TROUBLE DIAGNOSIS FOR SYMPTOMS
2007 Pathfinder
BCWA0709E
TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-177
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2007 Pathfinder
TCM INPUT/OUTPUT SIGNAL REFERENCE VALUES
Refer to
AT-85, "TCM Input/Output Signal Reference Values"
O/D OFF Indicator Lamp Does Not Come On
ECS00EKZ
SYMPTOM:
O/D OFF indicator lamp does not come on for about 2 seconds when turning ignition switch to “ON”.
DIAGNOSTIC PROCEDURE
1.
CHECK CAN COMMUNICATION LINE
Perform self-diagnosis. Refer to
AT-88, "SELF-DIAGNOSTIC RESULT MODE"
.
Is a malfunction in the CAN communication indicated in the results?
YES
>> Check CAN communication line. Refer to
AT-97, "DTC U1000 CAN COMMUNICATION LINE"
NO
>> GO TO 2.
2.
CHECK O/D OFF INDICATOR LAMP CIRCUIT
Check the combination meter. Refer to
OK or NG
OK
>> GO TO 3
NG
>> Repair or replace damaged parts.
3.
CHECK TCM POWER SUPPLY AND GROUND CIRCUIT
Check TCM power supply and ground circuit. Refer to
AT-167, "MAIN POWER SUPPLY AND GROUND CIR-
OK or NG
OK
>> INSPECTION END
NG
>> Repair or replace damaged parts.
AT-178
TROUBLE DIAGNOSIS FOR SYMPTOMS
2007 Pathfinder
Engine Cannot Be Started In “P” or “N” Position
ECS00EL0
SYMPTOM:
●
Engine cannot be started with selector lever in “P” or “N” position.
●
Engine can be started with selector lever in “D”, “3”, “2”, “1”or “R” position.
DIAGNOSTIC PROCEDURE
1.
CHECK SELF-DIAGNOSIS RESULTS
Perform self-diagnosis. Refer to
AT-88, "SELF-DIAGNOSTIC RESULT MODE"
Do the self-diagnosis results indicate PNP switch?
YES
>> Check the malfunctioning system. Refer to
AT-105, "DTC P0705 PARK/NEUTRAL POSITION
NO
>> GO TO 2.
2.
CHECK CONTROL CABLE
Check the control cable.
●
Refer to
AT-216, "Checking of A/T Position"
OK or NG
OK
>> GO TO 3.
NG
>> Adjust control cable. Refer to
AT-216, "Adjustment of A/T Position"
3.
CHECK STARTING SYSTEM
Check the starting system. Refer to
OK or NG
OK
>> INSPECTION END
NG
>> Repair or replace damaged parts.
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