Understanding the job
The immobilizer is the security system that checks the key before allowing the engine to start. Reflashing means rewriting software or data in a control unit. It is only one possible repair, so the cause needs to be checked first. Tell us about warning messages, lost keys, and any recent repairs or computer replacements.
Some configurations need a workshop or dealer. An on-site result cannot be promised from the model name alone.
Read the full ecu/immobilizer reflash guide