Nissan Pathfinder (2007 year). Manual — part 422
TROUBLE DIAGNOSIS FOR SYMPTOMS
TF-257
[TX15B]
C
E
F
G
H
I
J
K
L
M
A
B
TF
2007 Pathfinder
DIAGNOSTIC PROCEDURE
1.
CHECK TRANSFER CONTROL UNIT POWER SUPPLY CIRCUIT
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Disconnect transfer control unit harness connector.
3.
Check voltage between transfer control unit harness connector
terminals and ground.
4.
Turn ignition switch “ON”. (Do not start engine.)
5.
Check voltage between transfer control unit harness connector
terminals and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Check the following. If any items are damaged, repair or replace damaged parts.
●
40A fusible link (No. j located in the fuse and fusible link box). Refer to
●
10A fuses [No. 21 located in the fuse block-junction block (J/B) and 57 and 58 located in the
fuse and relay box]. Refer to
PG-4, "POWER SUPPLY ROUTING CIRCUIT"
●
Harness for short or open between battery and transfer control unit harness connector M152
terminal 19.
●
Harness for short or open between battery and transfer shut off relay 2 harness connector E157
terminal 1 and 3.
●
Harness for short or open between battery and transfer shut off relay 1 harness connector E156
terminal 3.
●
Harness for short or open between ignition switch and transfer control unit harness connector
M152 terminal 25.
●
Harness for short or open between ignition switch and transfer shut off relay 1 harness connec-
tor E156 terminal 1.
●
Harness for short or open transfer shut off relay 2 harness connector E157 terminal 5 and
transfer control unit harness connector M153 terminals 44, 45.
●
Harness for short or open between transfer shut off relay 1 harness connector E156 terminal 5
and transfer control unit harness connector M153 terminals 44, 45.
●
Harness for short or open between transfer shut off relay 2 harness connector E157 terminal 2
and transfer control unit harness connector M153 terminal 40.
●
Harness for open between transfer shut off relay 1 harness connector E156 terminal 2 and
ground.
●
Battery and ignition switch. Refer to
PG-4, "POWER SUPPLY ROUTING CIRCUIT"
.
●
Transfer shut off relay 1, 2. Refer to
TF-225, "COMPONENT INSPECTION"
Connector
Terminal
Voltage (Approx.)
M152
19 - Ground
Battery voltage
25 - Ground
0V
M153
40 - Ground
Battery voltage
44 - Ground
0V
45 - Ground
SDIA3360E
Connector
Terminal
Voltage (Approx.)
M152
19 - Ground
Battery voltage
25 - Ground
M153
40 - Ground
44 - Ground
45 - Ground
SDIA3361E
TF-258
[TX15B]
TROUBLE DIAGNOSIS FOR SYMPTOMS
2007 Pathfinder
2.
CHECK TRANSFER CONTROL UNIT GROUND CIRCUIT
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Disconnect transfer control unit harness connectors.
3.
Check continuity between transfer control unit harness connec-
tor M152 terminals 6, 18, M153 terminal 32 and ground.
Also check harness for short to power.
OK or NG
OK
>> GO TO 3.
NG
>>
●
Repair open circuit or short to power in harness or
connectors.
●
Harness for short or open between transfer shut off
relay harness connector E157 terminal 2 and transfer
control unit harness connector terminal 40.
3.
CHECK COMBINATION METER POWER SUPPLY CIRCUIT
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Disconnect combination meter harness connector.
3.
Check voltage between combination meter harness connector
terminals and ground.
4.
Turn ignition switch “ON”. (Do not start engine.)
5.
Check voltage between combination meter harness connector
terminals and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Check the following. If any items are damaged, repair or
replace damaged parts.
●
10A fuse [No. 14, located in the fuse block (J/B) or]
ignition switch.
●
Harness for short or open between ignition switch and combination meter harness connector
terminal 16
Continuity should exist.
SDIA3362E
Connector
Terminal
Voltage (Approx.)
M24
16 - Ground
0V
WDIA0178E
Connector
Terminal
Voltage (Approx.)
M24
16 - Ground
Battery voltage
WDIA0179E
TROUBLE DIAGNOSIS FOR SYMPTOMS
TF-259
[TX15B]
C
E
F
G
H
I
J
K
L
M
A
B
TF
2007 Pathfinder
4.
CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND COMBINATION METER
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Check continuity between the following terminals.
–
Transfer control unit harness connector M153 terminal 35 and
combination meter harness connector M24 terminal 30.
–
Transfer control unit harness connector M153 terminal 36 and
combination meter harness connector M24 terminal 27.
–
Transfer control unit harness connector M153 terminal 37 and
combination meter harness connector M24 terminal 29.
Also check harness for short to ground and short to power.
OK or NG
OK >> GO
TO
5.
NG
>> Repair or replace damaged parts.
5.
CHECK INDICATOR LAMP CIRCUIT
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Connect combination meter harness connector.
3.
Disconnect transfer control unit harness connector.
4.
Turn ignition switch "ON". (Do not start engine.)
5.
Ground the following terminals using suitable wiring.
–
Transfer control unit harness connector M153 terminal 35 and
ground.
–
Transfer control unit harness connector M153 terminal 36 and
ground.
–
Transfer control unit harness connector M153 terminal 37 and
ground.
Do indicator lamps turn on?
OK
>> GO TO 6.
NG
>> Replace the combination meter. Refer to
.
6.
SYMPTOM CHECK
Check again.
OK or NG
OK
>> Inspection End.
NG
>> GO TO 7.
7.
CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to
TF-211, "Transfer Control Unit Input/Output Signal Ref-
.
OK or NG
OK
>> Inspection End.
NG
>> Check transfer control unit pin terminals for damage or loose connection with harness connector.
If any items are damaged, repair or replace damaged parts.
4WD Warning Lamp Does Not Turn ON
EDS0038P
SYMPTOM:
4WD warning lamp does not turn ON when turning ignition switch to “ON”.
Continuity should exist.
SDIA2823E
SDIA3451E
TF-260
[TX15B]
TROUBLE DIAGNOSIS FOR SYMPTOMS
2007 Pathfinder
DIAGNOSTIC PROCEDURE
1.
CHECK TRANSFER CONTROL UNIT POWER SUPPLY CIRCUIT
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Disconnect transfer control unit harness connector.
3.
Check voltage between transfer control unit harness connector
terminals and ground.
4.
Turn ignition switch “ON”. (Do not start engine.)
5.
Check voltage between transfer control unit harness connector
terminals and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Check the following. If any items are damaged, repair or replace damaged parts.
●
40A fusible link (No. j located in the fuse and fusible link box). Refer to
●
10A fuses [No. 21 located in the fuse block-junction block (J/B) and 57 and 58 located in the
fuse and relay box]. Refer to
PG-4, "POWER SUPPLY ROUTING CIRCUIT"
●
Harness for short or open between battery and transfer control unit harness connector M152
terminal 19.
●
Harness for short or open between battery and transfer shut off relay 2 harness connector E157
terminal 1 and 3.
●
Harness for short or open between battery and transfer shut off relay 1 harness connector E156
terminal 3.
●
Harness for short or open between ignition switch and transfer control unit harness connector
M152 terminal 25.
●
Harness for short or open between ignition switch and transfer shut off relay 1 harness connec-
tor E156 terminal 1.
●
Harness for short or open transfer shut off relay 2 harness connector E157 terminal 5 and
transfer control unit harness connector M153 terminals 44, 45.
●
Harness for short or open between transfer shut off relay 1 harness connector E156 terminal 5
and transfer control unit harness connector M153 terminals 44, 45.
●
Harness for short or open between transfer shut off relay 2 harness connector E157 terminal 2
and transfer control unit harness connector M153 terminal 40.
●
Harness for open between transfer shut off relay 1 harness connector E156 terminal 2 and
ground.
●
Battery and ignition switch. Refer to
PG-4, "POWER SUPPLY ROUTING CIRCUIT"
●
Transfer shut off relay 1, 2. Refer to
TF-225, "COMPONENT INSPECTION"
Connector
Terminal
Voltage (Approx.)
M152
19 - Ground
Battery voltage
25 - Ground
0V
M153
40 - Ground
Battery voltage
44 - Ground
0V
45 - Ground
SDIA3360E
Connector
Terminal
Voltage (Approx.)
M152
19 - Ground
Battery voltage
25 - Ground
M153
40 - Ground
44 - Ground
45 - Ground
SDIA3361E
TROUBLE DIAGNOSIS FOR SYMPTOMS
TF-261
[TX15B]
C
E
F
G
H
I
J
K
L
M
A
B
TF
2007 Pathfinder
2.
CHECK TRANSFER CONTROL UNIT GROUND CIRCUIT
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Disconnect transfer control unit harness connector.
3.
Check continuity between transfer control unit harness connec-
tor M152 terminals 6, 18, M153 terminal 32 and ground.
Also check harness for short to power.
OK or NG
OK
>> GO TO 3.
NG
>>
●
Repair open circuit or short to power in harness or
connectors.
●
Harness for short or open between transfer shut off
relay harness connector E157 terminal 2 and transfer
control unit harness connector terminal 40.
3.
CHECK COMBINATION METER POWER SUPPLY CIRCUIT
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Disconnect combination meter harness connector.
3.
Check voltage between combination meter harness connector
terminals and ground.
4.
Turn ignition switch “ON”. (Do not start engine.)
5.
Check voltage between combination meter harness connector
terminals and ground.
OK or NG
OK >> GO
TO
4.
NG
>> Check the following. If any items are damaged, repair or
replace damaged parts.
●
10A fuse [No. 14, located in the fuse block (J/B)] or
ignition switch.
●
Harness for short or open between ignition switch and combination meter harness connector
terminal 16
Continuity should exist.
SDIA3362E
Connector
Terminal
Voltage (Approx.)
M24
16 - Ground
0V
WDIA0178E
Connector
Terminal
Voltage (Approx.)
M24
16 - Ground
Battery voltage
WDIA0179E
TF-262
[TX15B]
TROUBLE DIAGNOSIS FOR SYMPTOMS
2007 Pathfinder
4.
CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND COMBINATION METER
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Check continuity between transfer control unit harness connec-
tor M153 terminal 38 and combination meter harness connector
M24 terminal 28.
Also check harness for short to ground and short to power.
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace damaged parts.
5.
CHECK INDICATOR LAMP CIRCUIT
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Connect combination meter harness connector.
3.
Disconnect transfer control unit harness connector.
4.
Turn ignition switch "ON". (Do not start engine.)
5.
Ground the following terminal using suitable wiring.
–
Transfer control unit harness connector M153 terminal 38 and
ground.
Does the indicator lamp turn on?
OK
>> GO TO 6.
NG
>> Replace the combination meter. Refer to
6.
SYMPTOM CHECK
Check again.
OK or NG
OK
>> Inspection End.
NG
>> GO TO 7.
7.
CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to
TF-211, "Transfer Control Unit Input/Output Signal Ref-
OK or NG
OK
>> Inspection End.
NG
>> Check transfer control unit pin terminals for damage or loose connection with harness connector.
If any items are damaged, repair or replace damaged parts.
4WD Shift Indicator Lamp or 4LO Indicator Lamp Do Not Change
EDS0038Q
SYMPTOM:
4WD shift indicator lamp or 4LO indicator lamp do not change when switch 4WD shift switch.
Continuity should exist.
WDIA0180E
SDIA3452E
TROUBLE DIAGNOSIS FOR SYMPTOMS
TF-263
[TX15B]
C
E
F
G
H
I
J
K
L
M
A
B
TF
2007 Pathfinder
DIAGNOSTIC PROCEDURE
1.
CONFIRM THE SYMPTOM
Confirm 4WD shift indicator lamp and 4LO indicator lamp when ignition switch is turned to ON.
Do 4WD shift indicator lamp and 4LO indicator lamp turn on?
YES
>> GO TO 2.
NO
>> Go to
TF-256, "4WD Shift Indicator Lamp and 4LO Indicator Lamp Do Not Turn ON"
.
2.
CHECK SYSTEM FOR 4WD SHIFT SWITCH
Perform trouble diagnosis for 4WD shift switch system. Refer to
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace damaged parts.
3.
CHECK SYSTEM FOR WAIT DETECTION SWITCH
Perform trouble diagnosis for wait detection switch system. Refer to
TF-234, "Wait Detection Switch"
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace damaged parts.
4.
CHECK SYSTEM FOR 4LO SWITCH
Perform trouble diagnosis for 4LO switch system. Refer to
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace damaged parts.
5.
CHECK SYSTEM FOR ATP SWITCH
Perform trouble diagnosis for ATP switch system. Refer to
OK or NG
OK
>> GO TO 6.
NG
>> Repair or replace damaged parts.
6.
SYMPTOM CHECK
Check again.
OK or NG
OK
>> Inspection End
NG
>> GO TO 7.
7.
CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to
TF-211, "Transfer Control Unit Input/Output Signal Ref-
.
OK or NG
OK
>> GO TO 8.
NG
>> Check transfer control unit pin terminals for damage or loose connection with harness connector.
If any items are damaged, repair or replace damaged parts.
TF-264
[TX15B]
TROUBLE DIAGNOSIS FOR SYMPTOMS
2007 Pathfinder
8.
CHECK TRANSFER INNER PARTS
1.
Disassemble transfer assembly. Refer to
TF-278, "Disassembly and Assembly"
2.
Check transfer inner parts.
OK or NG
OK
>> Inspection End.
NG
>> Repair or replace damaged parts.
ATP Warning Lamp Does Not Turn ON
EDS0038R
SYMPTOM:
ATP warning lamp does not turn ON when 4WD shift switch from “4H” to “4LO” or “4LO” to “4H” with
A/T selector lever in “N” position.
DIAGNOSTIC PROCEDURE
1.
CHECK SYSTEM FOR CAN COMMUNICATION LINE
Perform self-diagnosis. Refer to
TF-219, "Self-Diagnostic Procedure"
Do the self-diagnostic results indicate CAN communication?
YES
>> Perform trouble diagnosis for CAN communication line. Refer to
.
NO
>> GO TO 2.
2.
CHECK SYSTEM FOR 4WD SHIFT SWITCH
Perform trouble diagnosis for 4WD shift switch system. Refer to
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace damaged parts.
3.
CHECK SYSTEM FOR PNP SWITCH SIGNAL
Perform trouble diagnosis for PNP switch signal system. Refer to
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace damaged parts.
4.
CHECK SYSTEM FOR ATP SWITCH
Perform trouble diagnosis for ATP switch system. Refer to
.
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace damaged parts.
5.
CHECK ATP WARNING LAMP CIRCUIT
1.
Disconnect ATP switch harness connector.
2.
Turn ignition switch “ON”. (Do not start engine.)
3.
Ground the following terminal using suitable wiring.
–
ATP switch harness connector F55 terminal 8 and ground.
4.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
Does ATP warning lamp turn on?
OK
>> GO TO 9.
NG
>> GO TO 6.
SDIA2832E
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст