Nissan Teana J32. Instruction — part 1142
TM-92
< COMPONENT DIAGNOSIS >
[CVT: RE0F09B]
P1723 CVT SPEED SENSOR FUNCTION
YES
>> GO TO 3.
NO
>> Repair or replace damaged parts.
3.
CHECK INPUT SPEED SENSOR (PRIMARY SPEED SENSOR) SYSTEM
Check input speed sensor (primary speed sensor) system. Refer to
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace damaged parts.
4.
CHECK ENGINE SPEED SIGNAL SYSTEM
Check engine speed signal system. Refer to
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace damaged parts.
5.
DETECT MALFUNCTIONING ITEMS
Check TCM connector pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES
NO
>> Repair or replace damaged parts.
P1726 ELECTRIC THROTTLE CONTROL SYSTEM
TM-93
< COMPONENT DIAGNOSIS >
[CVT: RE0F09B]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
P1726 ELECTRIC THROTTLE CONTROL SYSTEM
Description
INFOID:0000000003849030
The electric throttle control actuator consists of throttle control motor, accelerator pedal position sensor, throt-
tle position sensor, etc. The actuator sends the signal to the ECM, and ECM sends the signal to TCM via CAN
communication.
DTC Logic
INFOID:0000000003849031
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
NOTE:
Immediately after performing any “DTC CONFIRMATION PROCEDURE”, always turn ignition switch OFF.
Then wait at least 10 seconds before performing the next test.
1.
CHECK DTC DETECTION
With CONSULT-III
1.
Start engine and let it idle for 5 seconds.
2.
Perform “Self-Diagnostic Results” mode for “TRANSMISSION”.
Is “P1726 ELEC TH CONTROL” detected?
YES
>> Go to
NO
>> Check intermittent incident. Refer to
GI-35, "Intermittent Incident"
.
Diagnosis Procedure
INFOID:0000000003849032
1.
CHECK DTC WITH ECM
With CONSULT-III
1.
Turn ignition switch ON.
2.
Select “Self-Diagnostic Results” mode for “ENGINE”.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Check DTC Detected Item. Refer to
2.
CHECK DTC WITH TCM
With CONSULT-III
Perform “Self-Diagnostic Results” mode for “TRANSMISSION”.
Is “P1726 ELEC TH CONTROL” detected?
YES
NO
>> GO TO 3.
3.
DETECT MALFUNCTIONING ITEMS
Check TCM connector pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES
NO
>> Repair or replace damaged parts.
DTC
Item
(CONSULT-III screen term)
Malfunction is detected when...
Possible cause
P1726
ELEC TH CONTROL
The electronically controlled throttle for ECM
is malfunctioning.
Harness or connectors
(Sensor circuit is open or shorted.)
TM-94
< COMPONENT DIAGNOSIS >
[CVT: RE0F09B]
P1740 LOCK-UP SELECT SOLENOID VALVE
P1740 LOCK-UP SELECT SOLENOID VALVE
Description
INFOID:0000000003849033
• The lock-up select solenoid valve controls lock-up clutch pressure or forward clutch pressure (reverse brake
pressure).
• When controlling lock-up clutch, the valve is turned OFF. When controlling forward clutch, it is turned ON.
DTC Logic
INFOID:0000000003849034
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
Immediately after performing any “DTC CONFIRMATION PROCEDURE”, always turn ignition switch OFF.
Then wait at least 10 seconds before performing the next test.
1.
CHECK DTC DETECTION
With CONSULT-III
1.
Turn ignition switch ON.
2.
Select “Data Monitor” mode for “TRANSMISSION”.
3.
Start engine and maintain the following conditions for at least 5 consecutive seconds.
With GST
Follow the procedure “With CONSULT-III”.
Is “P1740 LU-SLCT SOL/CIRC” detected?
YES
>> Go to
NO
>> Check intermittent incident. Refer to
GI-35, "Intermittent Incident"
.
Diagnosis Procedure
INFOID:0000000003849035
1.
CHECK LOCK-UP SELECT SOLENOID VALVE CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect TCM connector.
3.
Check resistance between TCM vehicle side harness connector terminal and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 2.
2.
CHECK HARNESS BETWEEN TCM AND CVT UNIT (LOCK-UP SELECT SOLENOID VALVE) (PART 1)
1.
Disconnect CVT unit connector.
DTC
Item
(CONSULT-III screen term)
Malfunction is detected when...
Possible cause
P1740
LU-SLCT SOL/CIRC
• Normal voltage is not applied to solenoid
due to cut line, short, etc.
• TCM detects as irregular by comparing
target value with monitor value.
• Harness or connectors
(Solenoid circuit is open or shorted.)
• Lock-up select solenoid valve
RANGE
: “D”, “N” and “L” position
(At each time, wait for 5 seconds.)
TCM vehicle side harness connector
Ground
Resistance (Approx.)
Connector
Terminal
F23
37
6.0 – 19.0
Ω
P1740 LOCK-UP SELECT SOLENOID VALVE
TM-95
< COMPONENT DIAGNOSIS >
[CVT: RE0F09B]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
2.
Check continuity between TCM vehicle side harness connector terminal and CVT unit vehicle side har-
ness connector terminal.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace damaged parts.
3.
CHECK HARNESS BETWEEN TCM AND CVT UNIT (LOCK-UP SELECT SOLENOID VALVE) (PART 2)
Check continuity between TCM vehicle side harness connector terminal and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace damaged parts.
4.
CHECK LOCK-UP SELECT SOLENOID VALVE
Check lock-up select solenoid valve. Refer to
TM-95, "Component Inspection (Lock-up Select Solenoid
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace transaxle assembly. Refer to
5.
DETECT MALFUNCTIONING ITEMS
Check TCM connector pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES
NO
>> Repair or replace damaged parts.
Component Inspection (Lock-up Select Solenoid Valve)
INFOID:0000000003849036
1.
CHECK LOCK-UP SELECT SOLENOID VALVE
Check resistance between CVT unit connector terminal and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace transaxle assembly. Refer to
TCM vehicle side harness connector
CVT unit vehicle side harness connector
Continuity
Connector
Terminal
Connector
Terminal
F23
37
F24
13
Existed
TCM vehicle side harness connector
Ground
Continuity
Connector
Terminal
F23
37
Not existed
CVT unit connector
Ground
Resistance (Approx.)
Connector
Terminal
F24
13
6.0 – 19.0
Ω
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст