STEP 4. Replace the key with a new one, and recheck for the diagnostic trouble code.
Replace the key, which the DTC indicates, with a new one. Register the key ID for the new one. Then recheck for the DTC.(1) Replace the ignition key, which the DTC indicates, with a new one. Then register it.
(2) Clear the DTC.
(3) Remove the ignition key from the cylinder and then insert the ignition key again.
(4) Wait for a few seconds, and then turn the ignition ON.
(5) Check if the DTC is set.
Is the DTC set?
Replace the ETACS-ECU (Refer to ) and register the ID codes (Refer to ). The diagnosis is complete.