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DTC Advanced Diagnostics: C1400-14
DTC C1400-14: Motor Voltage Malfunction
NOTE
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Initial Diagnosis:
The initial on-board diagnosis occurs right after the vehicle condition is turned to the ON mode, and the EPS indicator comes on, and continues until the indicator goes off. |
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Regular Diagnosis:
The regular on-board diagnosis begins right after the EPS indicator goes off, and it continues until the vehicle condition is turned to the OFF (LOCK) mode. |
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Review "How to troubleshoot the EPS system" before doing the DTC troubleshooting procedure. |
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Test-drive the vehicle according to local traffic conditions and regulations. Do not test-drive on a lift unless specified. |
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The possible causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. |
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Confirmation Procedure |
With the Driving Pattern:
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1. |
Start the engine. |
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2. |
Turn the steering wheel to left and right several times, and keep holding each direction for 10 seconds. | |
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Execution |
Initial Diagnosis/Regular Diagnosis |
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Duration |
About 1 second |
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DTC Type |
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1 drive cycle |
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EPS indicator on | |
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Fail Safe Action |
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Possible Cause |
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EPS motor/control unit internal failure | | |
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