NHTSA ID Number: 10252683
Manufacturer Communication Number: TSB-20-23-001REV
TSB/Document Date: 2024-04-04
Summary
Service Manual Revision - This Technical Service Bulletin instructs dealers to diagnose and test drive vehicles exhibiting a shudder or surge condition possibly caused by poor reaction of the hydraulic pressure circuit.
10 seconds or more).
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CVT
DIAGNOSIS
PROBABLE CAUSES
• Malfunction of valve body assembly (Faulty primary pressure sensor, secondary pressure sensor)
• Damaged wiring harness and connectors
• Malfunction of the CVT assembly
• Malfunction of the TCM
DIAGNOSIS
STEP 1. Scan tool (M.U.T.-IIISE) DTC.
Q: Is diagnostic trouble code No. P0842, P0843, P0847 or
P0848 set?
YES : Carry out the appropriate troubleshooting.
NO : Go to Step 2.
STEP 2. CVT belt inspection
Use the borescope (MQ600069) to check the appearance (Slip
marks, the presence or absence of damage) of the CVT belt.
(Refer to On-vehicle Service – CVT Belt Inspection)
Q: Is the CVT belt normal?
YES : Replace the valve body assembly. Then go to Step 3.
NO : Replace the belt & pulley and valve body assembly.
STEP 3.Check whether the DTC is stored again
Erase the DTC.
Then, drive the vehicle for a while and check again.
Q: Is the diagnostic trouble code set?
YES : Replace the TCM.
NO : This diagnosis is complete.
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CVT
DIAGNOSIS
TROUBLE SYMPTOM DIAGNOSIS CHART
Diagnose the system by referring to the trouble
symptom chart and the possible cause chart. Then
check, repair or replace if necessary.
Trouble symptom chart
NOTE: Diagnose the system in the order of "Possible cause No.".
Trouble symptom
Possible cause No.
Others
2 → 3 → 1 → 18
Malfunction of hesitation or poor acceleration
Possible cause chart
Possible
cause No.
Probable cause
Remedy
1
Malfunction of the engine system
Check the engine system, and repair or replace if
necessary.
2
Improper transmission fluid level
Check the transmission fluid, and repair or replace if
necessary.
3
Not within the standard value of the line pressure
Check the hydraulic system, and repair or replace if
necessary.
18
Malfunction of the CVT belt & pulley assembly
Visually inspection of CVT belt.
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SPECIAL TOOLS
SPECIAL TOOLS
Tool
Tool number and
name
Supersession
Application
MQ600069
borescope
-
Check of the CVT belt
MQ600069
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NOTE: Be sure to replace the filter screen and external filter
element. Refer to ASA CAPS for correct part numbers for
the vehicle.
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"
NOTE: Do not reuse the O-ring seal between the valve body and case. Install a new
O-ring.
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PARTS INFORMATION
Use the genuine Mitsubishi
Parts listed below:
NOTE: ONLY order a new CVT-8 transmission after following instructions in the Repair Procedure in this
TSB.
OUTLANDER SPORT
4B11
OUTLANDER SPORT
4B12
OUTLANDER
4J12
LANCER
SPORTSBACK
4B11
LANCER
4B11
LANCER
4B12
ECLIPSE CROSS
4B40
New OUTLANDER
PR25
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Quantity
2WD
4WD
2WD
4WD
2WD
4WD
Belt & Pully
part No.
2969A132
2WD
2WD
Control valve
part No.
1
2800A187
2969A133
4WD
2WD
4WD
2800A189
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2700A401 (F1CJC)
2700A403 (W1CJC)
2700A435 (F1CJC)
2700A406(W1CJC)
2700A435 (F1CJC)
2700A406 (W1CJC)
2700A401(F1CJC)
2700A401 (F1CJC)
2WD
4WD
2WD
CVT ASSY part No.
2969A134
2700A435 (F1CJC)
2700A406 (W1CJC)
(～24MY) 2700A451 (F1CJC)
(25MY～)31020W180P (F1CJC)
(～24MY) 2700A453( W1CJC)
(25MY～)31020W200P (W1CJC)
2700A576 (F1CJD)
2700A577 (W1CJD)
(5378/TSL2310026)
"
Vehicle specification
WARRANTY INFORMATION
REPROGRAMMING OF CVT-8 TRANSMISSION:
Look up the vehicle's VIN in the Warranty Superscreen. Check if any of the following campaigns are
showing as open on the Superscreen:
D
D
C1606Z
C1607Z
C1512Z
C1513R
D
D
D
C1514R
(Canada)
If any of these campaigns are NOT completed, complete SR-16-006 ONLY, following instructions
in that bulletin to enter the proper claims for the vehicle.
* Please check the “Monroney” listing to verify if a 4WD/AWD
vehicle has Super All Wheel Control
(S-AWC). The “Monroney” can be found on the
Warranty Superscreen for the specific VIN.
CVT-8 BELT INSPECTION & VALVE BODY REPLACEMENT/REINSTALLATION:
Model Code
Model
CVT belt
appearance check
(using fiberscope)
and
the control valve
body removal.
OUTLANDER SPORT
OUTLANDER
LANCER
ECLIPSE CROSS
GA0W
GF0W
GY0W
GK0W
New OUTLANDER
GM0W
Additional
Operation Code
233580A1
233580A3
Additional
Operation
Control valve
body – install
(Not including
removal)
Belt & Pully
install
Model Code
OUTLANDER
SPORT / RVR
OUTLANDER
LANCER
SPORTSBACK
LANCER
ECLIPSE CROSS
New
OUTLANDER
OUTLANDER
SPORT / RVR
OUTLANDER
LANCER
SPORTSBACK
LANCER
ECLIPSE CROSS
New
OUTLANDER
Model
Quantity
Work Time
2WD
4WD
2.0H
1
2.1H
Quantity
Work Time
2WD
4WD
GA0W
GF0W
CX0W
CY0W
GK0W
1.2H
1
1.1H
GM0W
GA0W
8.7H
9.7H
GF0W
8.6H
9.2H
8.1H
9.0H
10.2H
9.8H
11.8H
12.4H
CX0W
CY0W
GK0W
GM0W
1
Warranty Coverage: Powertrain coverage
D
D
10/100 if Original owner
5/60 if Subsequent owner
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23358030
Operation
"
Operation
Code
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TSB/Document ID: TSB-20-23-001REV
Replacement Service Bulletin Number:
MFR Communication Date: 2024-03-04
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN
MFR Component System:
MFR Component Subsystem:
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