Nissan Altima L32. Instruction — part 1480
TM-264
< BASIC INSPECTION >
[CVT: RE0F10A]
DIAGNOSIS AND REPAIR WORKFLOW
• Stall test. Refer to
TM-421, "Inspection and Judgment"
>> GO TO 3.
3.
CHECK DTC
1. Check DTC.
2. Perform the following procedure if DTC is detected.
-
Record DTC.
-
Erase DTC.
Is any DTC detected?
YES
>> GO TO 4.
NO
>> GO TO 6.
4.
PERFORM DIAGNOSTIC PROCEDURE
Perform “Diagnostic Procedure” for the displayed DTC.
>> GO TO 5.
5.
PERFORM DTC CONFIRMATION PROCEDURE
Perform “DTC CONFIRMATION PROCEDURE” for the displayed DTC.
Is DTC detected?
YES
>> GO TO 4.
NO
>> GO TO 6.
6.
CHECK SYMPTOM 2
Try to confirm the symptom described by the customer.
Is any malfunction present?
YES
>> GO TO 7.
NO
>> INSPECTION END
7.
RODE TEST
Perform “RODE TEST”. Refer to
.
>> GO TO 8.
8.
CHECK SYMPTOM 3
Try to confirm the symptom described by the customer.
Is any malfunction present?
YES
>> GO TO 2.
NO
>> INSPECTION END
Diagnostic Work Sheet
INFOID:0000000004201824
INFORMATION FROM CUSTOMER
KEY POINTS
• WHAT. .Vehicle & CVT model
• WHEN. .Date, Frequencies
• WHERE...Road conditions
• HOW. ...Operating conditions, Symptoms
Customer name MR/MS
Model & Year
VIN
Trans. Model
Engine
Mileage
Malfunction Date
Manuf. Date
In Service Date
Frequency
Continuous Intermittent ( times a day)
DIAGNOSIS AND REPAIR WORKFLOW
TM-265
< BASIC INSPECTION >
[CVT: RE0F10A]
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DIAGNOSTIC WORKSHEET
Symptoms
Vehicle does not move. ( Any position Particular position)
No shift
Lock-up malfunction
Shift shock or slip ( N
→ D N → R Lock-up Any drive position)
Noise or vibration
No pattern select
Others
(
)
Malfunction indicator lamp (MIL)
Continuously lit
Not lit
1
Read the item on cautions concerning fail-safe and understand the customer's complaint.
2
CVT fluid inspection, stall test and line pressure test
CVT fluid inspection
Leak (Repair leak location.)
State
Amount
Stall test
Torque converter one-way clutch
Reverse brake
Forward clutch
Steel belt
Engine
Line pressure low
Primary pulley
Secondary pulley
Line pressure inspection - Suspected part:
3
Perform self-diagnosis.
Enter checks for detected items.
4
Perform road test.
4-1.
Check before engine is started
4-2.
Check at idle
4-3.
Cruise test
5
Inspect each system for items found to be NG in the self-diagnosis and repair or replace the malfunctioning parts.
6
Perform all road tests and enter the checks again for the required items.
7
For any remaining NG items, perform the “diagnosis procedure” and repair or replace the malfunctioning parts.
8
Erase the results of the self-diagnosis from the TCM and the ECM.
TM-266
< BASIC INSPECTION >
[CVT: RE0F10A]
INSPECTION AND ADJUSTMENT
INSPECTION AND ADJUSTMENT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Service After Replac-
ing TCM and Transaxle Assembly
INFOID:0000000004201825
SERVICE AFTER REPLACING TCM AND TRANSAXLE ASSEMBLY
Perform the applicable service in the following sheet when replacing TCM or transaxle assembly.
CAUTION:
• Do not start the engine until the service is completed.
• “TCM-POWER SUPPLY [P1701]” may be indicated soon after replacing TCM or transaxle assembly
(after erasing the memory at the pattern B). Restart the self-diagnosis after erasing the self-diagnosis
result. Check that no error is detected.
NOTE:
Old unit means that the unit has been already used for another vehicle.
PATTERN A
1. Shift the selector lever to “P” position after replacing TCM. Turn ignition switch ON.
2. Check that the shift position indicator in the combination meter turns ON (It indicates approximately 1 or 2
seconds after turning the ignition switch ON.)
• Check the following items if the shift position indicator does not turn ON. Repair or replace the shift posi-
tion indicator if necessary.
- The harness between TCM and ROM ASSY in the transaxle assembly is open or short.
- Cable disconnected, loosen, or bent from the connector housing.
PATTERN B
1. Turn ignition switch ON after replacing each part.
2. Start engine.
CAUTION:
Do not start the driving.
3. Select “DATA MONITOR”.
4. Warm up transaxle assembly until “ATFTEMP COUNT” indicates 47 [approximately 20
°C (68°F)] or more.
Turn ignition switch OFF.
5. Turn ignition switch ON.
CAUTION:
Do not start engine.
6. Perform “SELF-DIAG RESULTS” mode for “TRANSMISSION”.
7. Shift the selector lever to “R” position.
8. Depress slightly the accelerator pedal (Pedal angle: 2/8) while depressing the brake pedal.
9. Perform “ERASE”.
10. Shift selector lever to “R” position after replacing TCM. Turn ignition switch OFF.
11. Wait approximately 10 minutes after turning ignition switch OFF.
12. Turn ignition switch ON while shifting selector lever to “R” position.
CAUTION:
Do not start engine.
13. Select “Special function”.
14. Check that the value on “CALIBRATION DATA” is same as the data after erasing “Calibration Data”.
TCM
CVT assembly
Service pattern
Replace the new unit.
Do not replace the unit.
“PATTERN A”
Do not replace the unit.
Replace the new or old unit.
“PATTERN B”
Replace the old unit.
Do not replace the unit.
Replace the new or old unit.
Replace the new unit.
Replace the new or old unit.
“PATTERN C”
INSPECTION AND ADJUSTMENT
TM-267
< BASIC INSPECTION >
[CVT: RE0F10A]
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• Restart the procedure from step 3 if the values are not same.
15. Shift selector lever to “P” position.
16. Check that the shift position indicator in the combination meter turns ON (It indicates approximately 1 or 2
seconds after shifting the selector lever to “P” position.)
• Check the following items if the shift position indicator does not turn ON. Repair or replace the shift posi-
tion indicator if necessary.
- The harness between TCM and ROM ASSY in the transaxle assembly is open or short.
- Cable disconnected, loosen, or bent from the connector housing.
- Power supply and ground of TCM. Refer to
Calibration Data
Data after deletion
PATTERN C
1. Replace transaxle assembly first, and then replace TCM.
2. Perform the service of “PATTERN A”.
(Perform the service of “PATTERN B” if TCM is replaced first.)
Item name
Display value
Item name
Display value
UNIT CLB ID 1
0000
GAIN PL
256
UNIT CLB ID 2
0000
OFFSET PL
40
UNIT CLB ID 3
0000
OFFSET2 PL
0
UNIT CLB ID 4
0000
MAP NO SEC
32
UNIT CLB ID 5
0000
GAIN SEC
256
UNIT CLB ID 6
0000
OFFSET SEC
40
MAP NO LU
33
OFFSET2 SEC
0
GAIN LU
256
MAP NO SL
32
OFFSET LU
40
GAIN SL
256
OFFSET2 LU
0
OFFSET SL
40
MAP NO PL
32
OFFSET2 SL
0
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