JUDDER UPON TORQUE CONVERTER CLUTCH (TCC) OPERATION [EV6A-EL, EV6AX-EL]
JUDDER UPON TORQUE CONVERTER CLUTCH (TCC) OPERATION [EV6A-EL, EV6AX-EL]
SM2566162
id0503n9101900
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Troubleshooting item |
Judder upon torque converter clutch (TCC) operation |
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Description
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• Vehicle jolts when TCC is engaged.
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Possible cause
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1. Signal malfunction
2. Torque converter malfunction
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System wiring diagram
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• Not applicable
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Connector diagram
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• Not applicable
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Diagnostic procedure
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Step |
Inspection |
Results |
Action |
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1
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VERIFY MALFUNCTION SYMPTOM
• Is the malfunction symptom at the same level compared to a vehicle of the same model (EV6A-EL, EV6AX-EL vehicles)?
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Yes
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Symptom troubleshooting is completed.
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No
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Go to the next step.
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2
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INSPECT SIGNAL PARTS FOR MALFUNCTION
• Inspect the value at the following PCM PIDs using the M-MDS. (See PID/DATA MONITOR INSPECTION.)
• Is there any malfunction? (See PID/DATA MONITOR TABLE [PCM (SKYACTIV-G (US))].)
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Yes
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Repair or replace any malfunctioning parts according to the inspection result.
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No
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Replace the automatic transaxle.
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