How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Eric Your Own Question
Eric, Automotive Repair Shop Manager
Category: UK Car
Satisfied Customers: 32589
Experience:  Automotive Repair Shop Manager, Technician/JA Mentor
Type Your UK Car Question Here...
Eric is online now
A new question is answered every 9 seconds

I have a Hundai i30 crdi with climate control. Today I have

Customer Question

Hi all,
I have a Hundai i30 crdi with climate control. Today I have noticed that the heater is not working. The heater is blowing cold air. The heater is turned to the maximum heat. The ambience temperature is 15°C
Thanks in advance,
Submitted: 1 year ago.
Category: UK Car
Expert:  Eric replied 1 year ago.


I am sorry that you have not been helped yet. I just came online and saw your question

The first thing to check is the temperature at the heater core hoses at the firewall in the engine compartment with engine idling for 10 minutes and heater on full hot. If both hoses are cold, then likely the thermostat is stuck open. If one is hot and one cold, restriction in the heater core. If both hot, then all is good with coolant flow and then the issue is either the temperature blend door is not working or the temperature blend door actuator has failed and will need to tested