DTC P1260[L3 Turbo]
id0102b7815600
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DTC P1260 |
Immobilizer system problem |
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DETECTION CONDITION
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• The instrument cluster detects an immobilizer system malfunction.
Diagnostic support note
• This is a continuous monitor (Other).
• The MIL does not illuminate.
• FREEZE FRAME DATA is available.
• DTCs are stored in the PCM memory.
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POSSIBLE CAUSE
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• Immobilizer system 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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VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has the FREEZE FRAME DATA been recorded?
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Yes
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Go to the next step.
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No
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Record FREEZE FRAME DATA on the repair order, then go to the next step.
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2
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VERIFY RELATED SERVICE INFORMATION AVAILABILITY
• Verify related Service Information availability.
• Is any related Service Information available?
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Yes
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Perform the repair or diagnosis according to the available Service Information.
• If the vehicle is not repaired, go to the next step.
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No
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Go to the next step.
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3
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VERIFY STORED DTC IN INSTRUMENT CLUSTER
• Turn the ignition switch to the ON position (Engine off).
• Verify stored DTCs in instrument cluster.
• Are DTCs stored?
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Yes
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Go to the applicable DTC inspection.
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No
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Go to the next step.
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4
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VERIFY TROUBLESHOOTING OF DTC P1260 COMPLETED
• Make sure to reconnect all the disconnected connectors.
• Clear the DTC from the PCM memory using the M-MDS.
• Start the engine or perform the KOEO self-test with M-MDS.
• Is PENDING CODE for this 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 the next step.
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5
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VERIFY AFTER REPAIR PROCEDURE
• Perform the “After Repair Procedure”.
• Are any DTCs present?
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Yes
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Go to the applicable DTC inspection.
(SeeDTC TABLE[L3 Turbo].)
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No
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Troubleshooting completed.
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