M.H.C.V. Product IMMOBILISER Immobiliser is available as option CCP 6891. This option helps in increasing the vehicle security against theft. Key design with Immobiliser (CCP 6891) Immobiliser is activated when the ignition key is removed. When the key is inserted, the program compares the code on the key with that preset in the control unit. The ignition is activated only when the codes match. Commercial Documentation - Eurocargo Euro 4 Page No. D.33 When ordering CCP 6891 two keys are supplied. A third key is available as a CCM 11860 Key design without Immobiliser