DTC C1805 [ABS]
id0402a7802100
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DTC
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C1805
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Incorrect ABS HU/CM installed
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DETECTION CONDITION
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• The programmed vehicle information and the data received from the CAN do not correspond.
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POSSIBLE CAUSE
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• The correct ABS HU/CM is not installed.
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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VERIFY THAT THE CORRECT ABS HU/CM IS INSTALLED
• Verify the part number of the ABS HU/CM.
• Is the part number correct?
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Yes
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Go to the next step.
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No
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After replacing the ABS, go to Step 3.
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2
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PERFORM CONFIGURATION
• Was configuration performed normally?
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Yes
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Go to the next step.
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No
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Replace the ABS HU/CM, then go to the next step.
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3
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VERIFY DTC TROUBLESHOOTING COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the memory.
(See ON-BOARD DIAGNOSIS [ABS].)
• Is the same DTC present?
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Yes
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Repeat the inspection from Step 1.
If the malfunction recurs, replace the ABS HU/CM, then go to the next step.
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No
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Go to the next step.
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4
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VERIFY AFTER REPAIR PROCEDURE
• Are any other DTCs present?
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Yes
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Go to the applicable DTC inspection.
(See ON-BOARD DIAGNOSIS [ABS].)
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No
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DTC troubleshooting completed.
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