Nissan Sentra. Manual - part 876

 

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Nissan Sentra. Manual - part 876

 

 

TM-140

< BASIC INSPECTION >

[CVT: RE0F11A]

DIAGNOSIS AND REPAIR WORK FLOW

Use 

TM-244, "Symptom Table"

 from the symptom inspection result in step 4. Then identify where to start per-

forming the diagnosis based on possible causes and symptoms.

>> GO TO 8.

7.

REPAIR OR REPLACE THE MALFUNCTIONING PARTS

Repair or replace the detected malfunctioning parts.

Reconnect parts or connector after repairing or replacing, and then erase DTC if necessary.

>> GO TO 8.

8.

FINAL CHECK

Perform “DTC CONFIRMATION PROCEDURE” again to make sure that the repair is correctly performed.

Check that malfunctions are not reproduced when obtaining the malfunction information from the customer,

referring to the symptom inspection result in step 3 or 4.
Is DTC or malfunction symptom reproduced?

YES-1 (DTC is reproduced.)>>GO TO 5.

YES-2 (Malfunction is reproduced.)>>GO TO 6.

NO

>> Before delivering the vehicle to the customer, make sure that DTC is erased.

Diagnostic Work Sheet

INFOID:0000000009759371

DESCRIPTION

There are many operating conditions that may cause a malfunction

of the transmission parts. By understanding those conditions prop-

erly, a quick and exact diagnosis can be achieved.

In general, perception of a problem varies depending on individuals.

Ask the customer about his/her concerns carefully. It is important to

understand the phenomenon or status. To systemize all the informa-

tion for the diagnosis, prepare the question sheet referring to the

question points.

In some cases, multiple conditions that appear simultaneously may

cause a DTC to be detected.

Worksheet Sample

SEF907L

Question sheet

Customer's 
name

MR/MS

Registration 
number

Initial year 
registration

Year

Month

day

Vehicle type

Chassis No.

Storage date

Year

Month

day

Engine

Mileage

km/Mile

Symptom

†

 Vehicle does not start († R position  † D position  † L position)

†

 Upshifting does not occur 

†

 Downshifting does not occur 

†

 Lock-up malfunction

†

 Shift point is too high 

†

 Shift point is too low

†

 Shift shock († N 

⇒ D † Lock-up  † R, D and L position)

†

 Slip († N 

⇒D † Lock-up  † R, D and L position)

†

 Noise

†

 Vibration

When selector lever position is shifted, shift pattern does not change.

†

 Other

 (

First occurrence

†

 Recently (as from month

 of year

)

Frequency of occurrence

†

 Always 

†

 Under certain conditions 

†

 Sometimes [

 time(s)/day]

DIAGNOSIS AND REPAIR WORK FLOW

TM-141

< BASIC INSPECTION >

[CVT: RE0F11A]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

Climate con-
ditions

Irrelevant

Weather

†

 Clear

†

 Cloud

†

 Rain

†

 Snow

†

 Other ( 

)

Temperature

†

 Hot

†

 Warm

†

 Cool

†

 Cold

†

 Temp. (Approx.

°C/°F)

Relative humidity

†

 High

†

 Moderate

†

 Low

Transaxle condition 

†

 In cold-start 

†

 During warm-up (approx. 

°C/°F)

†

 After warm-up 

†

 Engine speed: 

rpm

Road conditions

†

 Urban area

†

 Suburb area

†

 Highway 

†

 Mountainous road (uphill or downhill) 

Operating condition, etc.

Irrelevant
†

 When engine starts

†

 During idling

†

 During driving

†

 During acceleration

†

 At constant speed driving

†

 During deceleration

†

 During cornering (RH curve or LH curve)

Other conditions

Question sheet

Customer's 
name

MR/MS

Registration 
number

Initial year 
registration

Year

Month

day

Vehicle type

Chassis No.

Storage date

Year

Month

day

Engine

Mileage

km/Mile

TM-142

< BASIC INSPECTION >

[CVT: RE0F11A]

ADDITIONAL SERVICE WHEN REPLACING TCM

ADDITIONAL SERVICE WHEN REPLACING TCM

Description

INFOID:0000000009759372

When replacing the TCM, perform the following work.

TCM PROGRAMMING

• Since vehicle specifications are not yet written in a new TCM, it is necessary to write them with CONSULT.

CAUTION:

When replacing TCM, save TCM data on CONSULT before removing TCM.

LOADING AND STORING OF CALIBRATION DATA

• The TCM acquires calibration data (individual characteristic value) of each solenoid that is stored in the

ROM assembly (in the control valve). This enables the TCM to perform accurate control. After the TCM is

replaced, check that the calibration data is correctly loaded and stored.

CALIBRATION OF G SENSOR

• TCM stores calibration data (inherent characteristic value) of G sensor to provide accurate control. There-

fore, it is required to perform calibration of G sensor after the replacement of TCM.

CAUTION:

When replacing TCM and transaxle assembly simultaneously, replace transaxle assembly first and

then replace TCM.

Work Procedure

INFOID:0000000009759373

1.

CHECK NEW TCM PART NUMBER

Check new TCM part number to see whether it is blank TCM or not.

NOTE:

• Part number of blank TCM is 310F6-XXXXX.

• Check the part number when ordering TCM or with the one included in the label on the container box.
Is the new TCM a blank TCM?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

SAVE TCM DATA (VEHICLE SPECIFICATIONS)

With CONSULT

1. Turn ignition switch OFF.

2. Turn ignition switch ON.

3. Select “Re/programming, Configuration”.

4. Select “AT/CVT”.

NOTE:

If “AT/CVT” is not displayed and TCM data cannot be saved on CONSULT, GO TO 3.

5. Select “Programming”.

6. Save TCM data on CONSULT according to the CONSULT display.

>> GO TO 3.

3.

REPLACE TCM

1. Turn ignition switch OFF and wait for 10 seconds.

2. Replace TCM. Refer to 

TM-263, "Removal and Installation"

.

>> GO TO 4.

4.

LOAD CALIBRATION DATA

1. Shift the selector lever to the “P” position.

2. Turn ignition switch ON.

3. Check that “P” is displayed on shift position indicator on combination meter.

NOTE:

Displayed approximately 4 – 5 seconds after the selector lever is moved to the “P” position.

Does the shift position indicator display “P”?

ADDITIONAL SERVICE WHEN REPLACING TCM

TM-143

< BASIC INSPECTION >

[CVT: RE0F11A]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

YES

>> GO TO 5.

NO

>> GO TO 8.

5.

STORE CALIBRATION DATA

1. Turn ignition switch OFF and wait for 5 seconds.

2. Turn ignition switch ON.
Does the shift position indicator display “P” at the same time when turning ON the ignition switch?

YES-1 (New TCM is blank)>>GO TO 6.

YES-2 (New TCM is not blank)>>GO TO 7.

NO

>> Check harness between battery and TCM harness connector terminal.

6.

WRITE TCM DATA (VEHICLE SPECIFICATIONS)

With CONSULT

1. Select “Programming”.

2. Perform programming according to the CONSULT display.

>> GO TO 7.

7.

PERFORM CALIBRATION OF G SENSOR

Refer to 

TM-147, "Work Procedure"

.

>> WORK END

8.

DETECT MALFUNCTIONING ITEM

Check the following items:

• Harness between the TCM and the ROM assembly inside the transaxle assembly is open or shorted.

• Disconnected, loose, bent, collapsed, or otherwise abnormal connector housing terminals
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

 

 

 

 

 

 

 

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