SECURITY LIGHT: 12, DTC: B10D5:13/P1260:00 [IMMOBILIZER SYSTEM (ADVANCED KEYLESS AND START SYSTEM)]
id0902e3353100
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DTC |
Security light flashing pattern |
12 |
• Coil antenna malfunction
• PCM determines a malfunction in coil antenna even though it is normal
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M-MDS display |
Keyless control module |
B10D5:13 |
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PCM |
P1260:00 |
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POSSIBLE CAUSE
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• Coil antenna connector or terminals malfunction
• Coil antenna malfunction
• PCM malfunction
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Diagnostic Procedure
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Step |
Inspection |
Action |
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1
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INSPECT COIL ANTENNA CONNECTOR AND TERMINALS
• Turn the ignition switch to the LOCK position.
• Disconnect the negative battery cable.
• Disconnect the coil antenna 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 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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PERFORM DTC INSPECTION AND VERIFY THAT MALFUNCTIONING PART IS COIL ANTENNA
• Make sure to reconnect all disconnected connectors.
• Reconnect the negative battery cable.
• Clear the DTC 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 coil antenna, then go to the next step.
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No
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Go to Step 5.
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3
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PERFORM DTC INSPECTION AND VERIFY THAT MALFUNCTIONING PART IS PCM
• 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 PCM, then go to the next step.
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No
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Go to Step 5.
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4
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VERIFY TROUBLESHOOTING COMPLETED
• Make sure to reconnect all disconnected connectors.
• Reconnect the negative battery cable.
• Clear the DTC 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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5
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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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