Why is my Vito heater not blowing hot air?

Why is my Vito heater not blowing hot air?

The air heating system is not blowing hot air. Air is blowing alright, but no heat, even when the engine is hot enough. (Hot air should come out after about 10mins run anyway). Already checked the fuses. No blown fuse apparently. Can anyone give me any advice on what to check next?

How many coolant tubes does a Vito heater need?

4 tubes going to it, if your left hand drive you have no problems getting to it. No bleeding needed as you will not louse any water, maybe a cup full. The coolant is nasty stuff sealed for life so be care full and get a container just in case under so you can collect it.

Where does the middle plug go on a Vito heater?

The middle plug from the controller goes right to the valve, nothing between. It will be a replacement controller you need. The middle plug from the controller goes right to the valve, nothing between. It will be a replacement controller you need. Click to expand… Thank you for your help.

The air heating system is not blowing hot air. Air is blowing alright, but no heat, even when the engine is hot enough. (Hot air should come out after about 10mins run anyway). Already checked the fuses. No blown fuse apparently. Can anyone give me any advice on what to check next?

4 tubes going to it, if your left hand drive you have no problems getting to it. No bleeding needed as you will not louse any water, maybe a cup full. The coolant is nasty stuff sealed for life so be care full and get a container just in case under so you can collect it.

Why is my Mercedes W211 not blowing hot air?

Heater is not blowing hot air on Mercedes W211, W219 / Problem solved! Replacing valve W211 – YouTube Heater is not blowing hot air on Mercedes W211, W219 / Problem solved! Replacing valve W211 If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.

The middle plug from the controller goes right to the valve, nothing between. It will be a replacement controller you need. The middle plug from the controller goes right to the valve, nothing between. It will be a replacement controller you need. Click to expand… Thank you for your help.