How do you tell if your Webasto heater is not working?
On many models of Webasto heaters, the green operating status light gives a fault indication when the heater is not working. If you have a Webasto timer installed, the fault indication may even be shown in the form of a code (F03 for example).
What does E1 mean on a diesel heater?
Error E1 is displayed on the control panel. The overheat sensor has been turned on. The sensor will reset if the unit is unplugged. The unit needs to be plugged back in.
How do I reset my Webasto?
Heater Lock out Reset Procedure:
- Using switch or standard timer control, turn heater on.
- Remove the main power connection to heater from battery or pull fuse for a minimum of 20 seconds.
- Using switch or standard timer control, turn the heater off.
- Reinstall main heater power connection where previously disconnected.
How do you diagnose Webasto?
Diagnostics of non-standard Webasto without removing the heater from the car….Diagnostics of Webasto by K-Line
- Connect all three wires to the adapter on one side.
- Connect adapter to laptop via USB port.
- Start the installed WTT program and select the model of the pre-heater in the start window.
- Run diagnostics.
Why is my diesel heater not working?
The most likely causes of heaters not starting is no fuel, insufficient power or no air flow. Please follow the steps below to check these issues. Remember to reset the heater between starting attempts by removing and replacing the fuse.
Why does my heater keep saying E1?
Answer: If your unit is currently flashing the manufacturer specific E1 Error code, that is indicating that there is not enough air flow to the unit, a bad internal fan, or a blocked air inlet.
How do you fix an E1 error on a heater?
To manually reset: Turn Power to Off and unplug the unit from the wall outlet for 5 minutes. After 5 minutes, plug the unit back into wall outlet, and operate as normal. If this doesnt work do the Master Reset, which is : turn off and unplug unit, Hold down main power button on the unit itself.
How do I reset my Webasto error code?
The error lockout condition may only be reset by disconnection of electrical power to the control unit (e.g. by removing fuse F1 for at least 10 seconds). The fuse must be removed with the engine running or within 60 seconds after turning the engine off.
How do you clear Espar codes?
To clear fault codes:
- While in diagnostic mode push and hold both arrow buttons until “EE” is displayed on the screen.
- To exit diagnostic mode hit the ON / OFF button.
- To shut the unit down hit the ON / OFF button again.
What happens if you fail to install a heater control valve?
Heater control valve installation: Failing to install the heater control valve in the correct hose will allow water to collect in the unit. NOTE: The heater control valve is a directional valve.
What to do if your air heater is not starting?
If the heater has fuel getting in and a good source of power but is still not starting, you should remove the air inlet pipe and exhaust pipe from the bottom of the heater to check they are not blocked. After the air inlet pipe and exhaust pipe are removed, try and start the heater a couple of times.
What does error code mean on diesel air heater?
If the heater turns on but the fan hardly spins, or spins briefly and stops, and then an error code is shown (digital control) or the red LED flashes an error code (rotary controller), go to Section C. (An error code on the digital controller will be “E” and a number.
What makes a diesel air heater hard to start?
When starting the heater will pull around 6-10A, it is really important to measure when the heater is starting as glow plug load will cause voltage drop in the wires or battery and if the voltage is below around 12.5V at the heater this will make it hard for the heater to start.