CMD:engine(pid)
{
    if(IsPlayerInAnyVehicle(pid))
    {
        new id = GetPlayerVehicleID(pid);
        if(VBroke[id] == 1) return ErrorMessage(pid, "Vehicle is broken or out of fuel.");
        if(VehicleInfo[id][vRented] == pid || VehicleInfo[id][vFaction] == PlayerInfo[pid][pFaction] || strmatch(VehicleInfo[id][vOwner], GetName(pid)))
        {
            new engine, lights, alarm, doors, bonnet, boot, objective, string[100];
            GetVehicleParamsEx(id, engine, lights, alarm, doors, bonnet, boot, objective);
            if(engine == 0)
            {
                SetVehicleParamsEx(id, 1, lights, alarm, doors, bonnet, boot, objective);
                format(string, sizeof(string), "twists the key, starting the engine of the %s.", GetVehicleFriendlyName(id));
                MeMessage(pid, string);
                return 1;
            }
            else
            {
                SetVehicleParamsEx(id, 0, lights, alarm, doors, bonnet, boot, objective);
                format(string, sizeof(string), "twists the key, shutting off the engine of the %s.", GetVehicleFriendlyName(id));
                MeMessage(pid, string);
                return 1;
            }
        }
        else return ErrorMessage(pid, "You don't have a key for this vehicle.");
    }
    else return ErrorMessage(pid, "You aren't in a vehicle.");
}