DTC P1260:00 [ZJ, ZY]
id0102c0856800
DTC P1260:00 |
Immobilizer system problem |
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DETECTION CONDITION
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Without advanced keyless and start system:
• If the instrument cluster detects a malfunction in the immobilizer system.
With advanced keyless and start system:
• If the keyless control module detects a malfunction in the immobilizer system.
Diagnostic support note
• This is a continuous monitor (other).
• The MIL does not illuminate.
• FREEZE FRAME DATA is available.
• The DTC is not 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
STEP |
INSPECTION |
ACTION |
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1
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VERIFY FREEZE FRAME DATA AND DIAGNOSTIC MONITORING TEST RESULTS HAVE BEEN RECORDED
• Have the FREEZE FRAME DATA and DIAGNOSTIC MONITORING TEST RESULTS (other related) 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 the FREEZE FRAME DATA and DIAGNOSTIC MONITORING TEST RESULTS 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 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 IMMOBILIZER SYSTEM DTC
• Turn the ignition switch to the ON position (engine off).
• Verify the stored DTCs in instrument cluster.
• Are any DTCs present?
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Yes
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Go to the appropriate 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 DTC TROUBLESHOOTING COMPLETED
• Clear the DTC from the PCM memory using the M-MDS.
• Start the engine.
• Perform the KOEO self test.
(See KOEO/KOER SELF TEST [ZJ, ZY].)
• Is the same 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.
(See DTC TABLE [ZJ, ZY].)
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No
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DTC troubleshooting completed.
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