Nissan X-Trail 32. Manual — part 2163
TM-610
< DTC/CIRCUIT DIAGNOSIS >
[CVT: RE0F10G]
P084C TRANSMISSION FLUID PRESSURE SEN/SW H
Is the inspection result normal?
YES >> INSPECTION
END
NO
>> GO TO 2.
2.
CHECK CIRCUIT BETWEEN TCM AND CVT UNIT (PART 1)
1.
Turn ignition switch OFF.
2.
Disconnect TCM connector and CVT unit connector.
3.
Check continuity between TCM harness connector terminals and CVT unit harness connector terminals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace malfunctioning parts.
3.
CHECK CIRCUIT BETWEEN TCM AND CVT UNIT (PART 2)
Check continuity between TCM harness connector terminals and ground.
Is the inspection result normal?
YES
>> There is malfunction of primary pressure sensor. Replace transaxle assembly. Refer to
.
NO
>> Repair or replace malfunctioning parts.
+
−
Condition
Voltage
TCM
Connector
Terminal
F119
17
Ground
• After engine warm up
• Selector lever: “N” position
• At idle
1.25 – 1.35 V
TCM
CVT unit
Continuity
Connector
Terminal
Connector
Terminal
F119
11
F127
18
Existed
17
13
26
22
TCM
—
Continuity
Connector
Terminal
F119
17
Ground
Not existed
26
P084D TRANSMISSION FLUID PRESSURE SEN/SW H
TM-611
< DTC/CIRCUIT DIAGNOSIS >
[CVT: RE0F10G]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
P084D TRANSMISSION FLUID PRESSURE SEN/SW H
DTC Description
INFOID:0000000010622832
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connector (Primary pressure sensor circuit is open or shorted to ground)
• Primary pressure sensor
• Control valve assembly
FAIL-SAFE
Not changed from normal driving
DTC CONFIRMATION PROCEDURE
1.
PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at
least 10 seconds, then perform the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1.
Start the engine.
2.
Select “Data Monitor” in “TRANSMISSION”.
3.
Select “FLUID TEMP”.
4.
Maintain the following conditions for 10 seconds or more.
5.
Check the first trip DTC.
With GST
1.
Start the engine and wait for at least 10 seconds.
CAUTION:
When the ambient temperature is less than
−
20
°
C (
−
4
°
F) and the engine is cold, warm up the
engine for approximately 5 minutes.
2.
Check the first trip DTC.
Is “P084D”detected?
YES
>> Go to
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010622833
1.
CHECK TCM INPUT SIGNALS
1.
Turn ignition switch OFF.
2.
Start the engine.
3.
Check voltage between TCM harness connector terminals.
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P084D
FLUID PRESS SEN/SW H
(Transmission Fluid Pressure Sensor/Switch
“H” Circuit High)
When all of the following conditions are satisfied and this state is main-
tained for 5 seconds:
• CVT fluid temperature: More than
−
20
°
C (
−
4
°
F)
• TCM power supply voltage: More than 11 V
• Primary pressure sensor voltage: 4.7 V or more
FLUID TEMP
: More than
−
20
°
C (
−
4
°
F)
TM-612
< DTC/CIRCUIT DIAGNOSIS >
[CVT: RE0F10G]
P084D TRANSMISSION FLUID PRESSURE SEN/SW H
Is the inspection result normal?
YES >> INSPECTION
END
NO
>> GO TO 2.
2.
CHECK PRIMARY PRESSURE SENSOR POWER CIRCUIT
1.
Turn ignition switch OFF.
2.
Connect TCM connector.
3.
Disconnect CVT unit connector.
4.
Check voltage between CVT unit harness connector terminal and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace malfunctioning parts.
3.
CHECK PRIMARY PRESSURE SENSOR SIGNAL CIRCUIT
Check voltage between CVT unit harness connector terminal and ground.
Is the inspection result normal?
YES
>> There is malfunction of primary pressure sensor. Replace transaxle assembly. Refer to
.
NO
>> Repair or replace malfunctioning parts.
+
−
Condition
Voltage
TCM
Connector
Terminal
F119
17
Ground
• After engine warm up
• Selector lever: “N” position
• At idle
1.25 – 1.35 V
+
−
Voltage
(Approx.)
CVT unit
Connector
Terminal
F127
22
Ground
5.0 V
+
−
Voltage
(Approx.)
CVT unit
Connector
Terminal
F127
13
Ground
0 V
P0863 TCM COMMUNICATION
TM-613
< DTC/CIRCUIT DIAGNOSIS >
[CVT: RE0F10G]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
P0863 TCM COMMUNICATION
DTC Description
INFOID:0000000010622834
DTC DETECTION LOGIC
POSSIBLE CAUSE
TCM
FAIL-SAFE
• Selector shock is large
• Start is slow
• Acceleration is slow
• Lock-up is not performed
• Stop/start system prohibited
• Restart the engine during the stop/start system operation
• Turn OFF the electric oil pump relay
DTC CONFIRMATION PROCEDURE
1.
PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at
least 10 seconds, then perform the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
1.
Start the engine.
2.
Check the DTC.
Is “P0863” detected?
YES
>> Go to
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010622835
1.
REPLACE TCM
Replace TCM. Refer to
TM-676, "Removal and Installation"
>> WORK END
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0863
CONTROL UNIT (CAN)
(TCM Communication Circuit)
An error is detected at the initial CAN diagnosis of TCM.
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