DTC P1260:00 [MZR-CD 2.2]

id0102f3856800

DTC P1260:00

Immobilizer system malfunction
DETECTION CONDITION
•  The instrument cluster detects an immobilizer system malfunction.
Diagnostic support note
•  The MIL does not illuminate.
•  PENDING CODE is available if the PCM detects the above malfunction condition.
•  FREEZE FRAME DATA (mode2) and snapshot data are not available.
•  The DTC is stored in the PCM memory.
POSSIBLE CAUSE
•  Immobilizer system malfunction
•  PCM malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION
1
VERIFY FREEZE FRAME DATA (MODE2) OR SNAPSHOT DATA HAVE BEEN RECORDED
•  Have FREEZE FRAME DATA (mode2) or snapshot data been recorded?
Yes
Go to the next step.
No
Record the FREEZE FRAME DATA (mode2) and snapshot data on the repair order, then go to the next step.
2
VERIFY RELATED SERVICE INFORMATION
•  Verify related Service Information availability.
•  Is any related Service Information available?
Yes
Perform repair or diagnosis according to available Service Information.
•  If vehicle is not repaired, go to the next step.
No
Go to the next step.
3
VERIFY STORED DTC IN INSTRUMENT CLUSTER
•  Switch the ignition to ON (Engine off).
•  Verify stored DTCs in instrument cluster.
•  Are DTCs stored?
Yes
Go to the applicable DTC inspection.
(See DTC TABLE [IMMOBILIZER SYSTEM (ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM)].)
(See DTC TABLE [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)].)
No
Go to the next step.
4
VERIFY TROUBLESHOOTING OF DTC P1260:00 COMPLETED
•  Make sure to reconnect all disconnected connectors.
•  Clear the DTC from the PCM memory using the M-MDS.
•  Start the engine.
•  Is the PENDING CODE for this DTC present?
Yes
Replace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION [MZR-CD 2.2].)
No
Go to the next step.
5
VERIFY AFTER REPAIR PROCEDURE
•  Perform the “AFTER REPAIR PROCEDURE”.
•  Is any DTC present?
Yes
Go to the applicable DTC inspection.
(See DTC TABLE [MZR-CD 2.2])
No
DTC troubleshooting completed.