DTC B10C1:11 [ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM]
id09021c399800
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DETECTION CONDITION
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Touch sensor (LF) circuit voltage less than threshold (2.2—6.5 V) is detected for 1 s while the circuit is active
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POSSIBLE CAUSE
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• Connector or terminal malfunction
• Short to ground in wiring harness between front outer handle (LH) terminal C and keyless control module terminal 3Q
• Touch sensor (LF) malfunction
• Keyless control module malfunction
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Diagnostic Procedure
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Step |
Inspection |
Action |
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1
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INSPECT FRONT OUTER HANDLE (LH) CONNECTOR CONDITION
• Switch the ignition to off.
• Disconnect the negative battery cable.
• Disconnect the front outer handle (LH) connector.
• Inspect the connector and terminals (corrosion, damage, pin disconnection).
• Is there any malfunction?
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Yes
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Repair or replace the connector or terminals, then go to Step 4.
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No
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Go to the next step.
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2
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INSPECT KEYLESS CONTROL MODULE CONNECTOR CONDITION
• Disconnect the keyless control module connector.
• Inspect the connector and terminals (corrosion, damage, pin disconnection).
• Is there any malfunction?
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Yes
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Repair or replace the connector or terminals, then go to Step 4.
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No
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Go to the next step.
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3
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INSPECT TOUCH SENSOR (LF) CIRCUIT FOR SHORT TO GROUND
• Inspect for continuity between front outer handle (LH) terminal C (wiring harness-side) and body ground.
• Is there continuity?
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Yes
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Repair or replace the wiring harness for a possible short to ground, 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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PERFORM DTC INSPECTION
• Make sure to reconnect the disconnected connectors.
• Reconnect the negative battery cable.
• Clear the DTC from keyless control module memory using the M-MDS.
• Perform the advanced keyless entry and push button start system DTC inspection using the M-MDS.
• Is the same DTC present?
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Yes
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Replace the touch sensor (LF), then go to the next step.
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No
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Go to Step 6.
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5
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VERIFY TROUBLESHOOTING COMPLETED
• Clear the DTC from keyless control module memory using the M-MDS.
• Perform the advanced keyless entry and push button start system DTC inspection using the M-MDS.
• 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 keyless control module, then go to the next step.
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No
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Go to the next step.
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6
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VERIFY THAT NO OTHER DTCs ARE PRESENT
• Are any DTCs present?
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Yes
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Go to the applicable DTC inspection.
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No
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DTC troubleshooting completed.
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