Security indicator turns on

Security indicator turns on 

1. Immobilizer system check

   -1. Connect the HDS to the data link connector (DLC) .

   -2. Turn the vehicle to the ON mode.

   -3. From the SYSTEM SELECTION MENU, enter IMMOBI, then select IMMOBILIZER INFO.

   NOTE:  If the HDS does not communicate with the immobilizer-keyless control unit, check the power, ground, and K-line connections.

   -4. Do the SYSTEM CHECK from the IMMOBILIZER INFO.

   Is N-1 OK indicated?

   YES 

   Replace the gauge control module .

   NO 

   Replace the immobilizer-keyless control unit .