Mercedes Benz

Keyless Entry - Remote Control and Comfort Access Inop. SI M66 01 12 Distance Systems, Cruise Control, Remote Control March 2012 Technical Service This Service Information bulletin supersedes SI M66 01 12 dated February 2012. [NEW] designates changes to this revision SUBJECT Remote Control and Comfort Access/Passive Go Is Inoperative MODEL All [NEW] Vehicles with remote control keys that have a replaceable battery SITUATION The radio remote control and Comfort Access functionality is inoperative: ^ The vehicle can only be unlocked or locked with the mechanical key. ^ The vehicle can only be started with the remote control key in the slot of the Car Access System (CAS) or when held very closely to the steering column. ^ No check control message is displayed indicating a remote control battery is discharged CAUSE The replaceable battery in the radio remote control key is either damaged or depleted. CORRECTION Step A: A defective/depleted battery in the remote control key will mimic that ...

Keyless Entry - Remote Control and Comfort Access Inop. SI M66 01 12 Distance Systems, Cruise Control, Remote Control February 2012 Technical Service This Service Information bulletin supersedes SI M66 0112 dated February 2012. [NEW] designates changes to this revision SUBJECT Remote Control and Comfort Access/Passive Go Is Inoperative MODEL All with remote control keys that have a replaceable battery SITUATION The radio remote control and Comfort Access functionality is inoperative: ^ The vehicle can only be unlocked or locked with the mechanical key. ^ The vehicle can only be started with the remote control key in the slot of the Car Access System (CAS) or when held very closely to the steering column. ^ No check control message is displayed indicating a remote control battery is discharged CAUSE The replaceable battery in the radio remote control key is either damaged or depleted. CORRECTION Step A: A defective/depleted battery in the remote control key will mimic that no battery is...