Engine Immobilizer Systems: Programming: Notes

Four different programming modes are provided for the engine immobilizer system.

• Key Registration In Automatic Registration Mode
  
  Replacement Engine Control Modules (ECM) are in this program mode upon receipt from manufacturer. When original ECM is replaced, the new ECM MUST be programmed with the existing ignition key identification codes.
• Registration Of Additional Master Key
  
  This mode allows up to seven more master key identification codes to be registered with ECM.
• Registration Of Additional Sub-Key
  
  This mode allows up to three more sub-key key identification codes to be registered with ECM.
• Erasing Ignition Key Identification Codes
  
  This mode erases transponder key codes from ECM memory.