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DTC B1317
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Battery voltage high
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DETECTION CONDITION |
Input voltage from the battery is excessively high
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POSSIBLE CAUSE |
• Battery malfunction
• Generator malfunction
• BCM malfunction
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Diagnostic procedure
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STEP
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INSPECTION
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ACTION
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1
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INSPECT DTC FROM PCM
• Connect the WDS or equivalent to the DLC-2.
• Are any DTCs from the PCM displayed?
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Yes
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Perform DTC inspection.
(See DTC TABLE [L8, LF, L3].)
Go to the next step.
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No
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Go to the next step.
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2
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VERIFY TROUBLESHOOTING COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the BCM memory using the WDS or equivalent.
• Turn the ignition switch to LOCK position then ON position.
• Is the same DTC present?
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Yes
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Replace the BCM.
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No
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DTC troubleshooting completed.
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