NO.10 SHIFT CONCERN: FEELS HARSH[LA4AX-EL (CD4E)]
id0503a2803800
10 |
Shift concern: feels harsh |
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POSSIBLE CAUSE
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• ATF
• Powertrain control system malfunction
• Joint shaft malfunction
• Engine mount malfunction
• Improper pressure malfunction
• Control valve body malfunction
• Torque converter component malfunction
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Diagnostic procedure
STEP |
INSPECTION |
ACTION |
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1
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ATF
• Are there any problems with the following?
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Yes
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Service if necessary
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No
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Go to the next step
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2
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Powertrain control system
• Are there any malfunctions with the following?
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Yes
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Perform OBD Tests
Perform DTC troubleshooting
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No
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Go to the next step
|
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3
|
Joint shafts
• Do any of the following malfunctions exist?
|
Yes
|
Service if necessary
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No
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Go to the next step
|
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4
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Engine mounts
• Do any of the following malfunctions exist?
|
Yes
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Service if necessary
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No
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Go to the next step
|
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5
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Improper pressure
• Is the line pressure high?
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Yes
|
Inspect the line pressure
Service if necessary
If the pressures are normal and a specific shift position is harsh, refer to the following chart:
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No
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Go to the next step
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6
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Control valve body
• Do any of the following malfunctions exist?
|
Yes
|
Service if necessary
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No
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Go to the next step
|
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7
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Torque converter component
• TCC applied during shifts
• Do any of the following malfunctions exist?
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Yes
|
Service if necessary
If heat scorched, replace the converter
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No
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The problem is not in the automatic transaxle
Go to the engine symptom troubleshooting
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8
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• Verify the test results.
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