Company Vans should be separated from Cars because they can attract different taxes. If your company uses a van to courier items or another legitimate business reason you capitalise the cost as a business asset. If the van is available for private use of the employee, you'll have potential tax considerations to think about.
What's included
The company van used for business journeys such as transporting stock.
What's not included
The company car should be categorised in to a separate asset account.