How does a VW Golf heater regulate temperature?
Not correct for this vintage VW, which always flows coolant through the heater core and regulates temperature using a moveable “blend door” in the heater, which affects air flow: through the heater core, around the heater core, or a mix of the two air paths. – DavidSupportsMonica Nov 24 ’18 at 23:36
Why is my VW Golf heater not blowing hot air?
Checked for heater core blockage – using the input and output connections at the firewall I was able to pass fluid through the core using both gravity and light pressure. Flow rate was substantial, don’t suspect blockage.
What’s the coolant level on a VW Golf?
Coolant level didn’t change. Tested thermostat – works correctly and opens right about 195 F. Note that on this vehicle the thermostat blocks off the radiator loop, not the heater core loop which is separate and not controlled by a thermostat.
How does a Volkswagen engine block heater work?
Volkswagen engine block heater. Diesels, particularly when they get high miles on them, may become hard starting in cold weather, the cheap solution for this is a block heater. This block heater taps in to your cooling system. When you plug this heater into an extension cord, it brings the engine up to “spring time” warm.
Where is the resistor on a VW Golf heater?
The resistor is on the back of the blower connector so follow the blower wires to the heater fan housing. They should be attached to a connector on a metal plate on the front of the blower housing, so disconnect it. This plate will prise free with a screwdriver, but be careful not to snap the clips as they break very easily.
Why does my golf heater only work on setting 3?
If the heater on your Mk1 or 2 Golf only works on setting 3 the chances are the resistor on the fan pack behind the dash has failed. It’s a relatively simple fix that requires a soldering iron and removal of the lower passenger under panel.
Why is my VW Golf blower not working?
Here’s what to check. The heater matrix is the source of most climate related complications on the Mk2 Golf and its booted brother the Jetta; and when it goes your blower will be chucking out cold air not hot.