SECURITY LIGHT: 21, DTC: B10D8:00/P1260:00 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
id0902e5358000
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DTC |
Security light flashing pattern |
21 |
Only one key has been programmed |
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M-MDS display |
Instrument cluster |
B10D8:00 |
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PCM |
P1260:00 |
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POSSIBLE CAUSE
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• Only one key has been programmed.
• Instrument cluster malfunction
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Diagnostic Procedure
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Step |
Inspection |
Action |
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1
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VERIFY NUMBER OF PROGRAMMED KEYS
• Using the M-MDS, perform the PID/data monitor inspection and verify the programmed keys.
• Are two or more keys programmed?
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Yes
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Go to the next step.
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No
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Program an additional key referring to the immobilizer system-related parts programming, then go to the next step.
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2
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PERFORM DTC INSPECTION AND VERIFY THAT MALFUNCTIONING PART IS INSTRUMENT CLUSTER
• Using the programmed key, turn the ignition switch to the ON position.
• Clear DTCs using the M-MDS.
• Perform the immobilizer system DTC inspection using the M-MDS.
• Is the following DTC present?
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Yes
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Replace the instrument cluster and program the immobilizer system-related parts.
Go to the next step.
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No
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Go to Step 4.
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3
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VERIFY TROUBLESHOOTING COMPLETED
• Clear DTCs using the M-MDS.
• Perform the immobilizer system DTC inspection using the M-MDS.
• Is the following DTC present?
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Yes
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Inspect the DTC P1260:00.
(See MZ-CD 1.6.)
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No
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Go to the next step.
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4
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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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