Immo transponder key, validation fault
â–¶ How to fix
• Check status of immobilizer with ImmoLasTools • Try to start with spare key.
What you'll see
• Not possible to start engine
System reaction
Amber IMMO Active
Diagnostic depth
Detection
Immobilizer failure. The Immobilizer (COO) can not validate the starter key.
Possible cause
• The inserted starter key does not belong to the vehicle. • The inserted starter is blocked since it has been marked as stolen (with SDP3).