LEMON Manuals
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Hyundai
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2007
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Elantra GLS, Standard
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Fuel System (G4GC-GSL 2.0)
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DTC Troubleshooting Procedures
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DTC U0101 Serial Communication Problem With TCU (Timeout)
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DTC Description
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DTC Description
The ECM determines CAN communication error and sets DTC U0101 if no message received from TCM