DTC B109F:49 [BCM]
id0902f5412600
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Description |
Intruder sensor internal malfunction |
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Detection condition
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• BCM detects the intruder sensor internal malfunction for 1.5 s or more.
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Fail-safe
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Not applicable
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Possible cause
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• Intruder sensor malfunction
• BCM malfunction
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System wiring diagram
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Not applicable
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Diagnostic Procedure
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Step |
Inspection |
Action |
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1
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VERIFY BCM DTCs AGAIN
• Clear the DTC for the BCM using the M-MDS.
(See CLEARING DTC [BCM].)
• Lock the door to go on theft-deterrent system standby.
• Unlock the door to cancel theft-deterrent system standby.
• Retrieve the BCM DTCs using the M-MDS.
(See DTC INSPECTION [BCM].)
• Is the same DTC displayed?
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Yes
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Go to the next step.
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No
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Go to Step 4.
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2
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INSPECT INTRUDER SENSOR
• Inspect the intruder sensor.
(See INTRUDER SENSOR INSPECTION.)
• Is the intruder sensor normal?
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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 intruder sensor, then go to the next step.
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3
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VERIFY THAT REPAIRS HAVE BEEN COMPLETED
• Clear the DTC for the BCM using the M-MDS.
(See CLEARING DTC [BCM].)
• Lock the door to go on theft-deterrent system standby.
• Unlock the door to cancel theft-deterrent system standby.
• Retrieve the BCM DTCs using the M-MDS.
(See DTC INSPECTION [BCM].)
• Is the same DTC displayed?
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Yes
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Replace the BCM, 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 IF OTHER DTCs DISPLAYED
• Are any other DTCs displayed?
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Yes
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Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [BCM].)
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No
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DTC troubleshooting completed.
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