Code No. P0513: Immobilizer Malfunction




FUNCTION



note
  • This code may be displayed due to radio interference if there are multiple registered ignition keys nearby during engine start.
  • This code may be displayed when the transponder ID code is registered.
  • This code is also displayed when the ignition key code is not recognised.
  • When this code is displayed, it is also sent to immobilizer system.

TROUBLE JUDGEMENT


Check Conditions
Judgement Criterion

PROBABLE CAUSES




DIAGNOSIS PROCEDURE


STEP 1. M.U.T.-III diagnosis code



  • Reconfirmation whether diagnosis code is set in ETACS-ECU.

Q. Is the diagnosis code set?

Perform the troubleshooting of ETACS-ECU system (Refer to GROUP 54A - Immobilizer System - Diagnosis Code Chart ).
Go to Step 2.

STEP 2. M.U.T.-III diagnosis code



  • Reconfirmation of diagnosis code.

Q. Is the diagnosis code set?

Replace the ETACS-ECU. After the replacement, put the each identification code into ETACS-ECU. (Refer to GROUP 54A - Immobilizer System - How to Register Key ID ). Then go to Step 3.
Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent malfunctions).

STEP 3. M.U.T.-III diagnosis code



  • Reconfirmation of diagnosis code.

Q. Is the diagnosis code set?

Replace the engine-ECU.
Check end.





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