How to Fix your Cars Heater | Honda Civic no Heat or Heater Blowing Cold Air

No Heat in your car? Heater Blowing Cold, Lukewarm but not Hot? This video will show you how to fix your car's heater on a 8th Generation (2006–2011) Honda Civic. I'll cover a cooling system check, diagnosing a Thermostat and a P0128 DTC, how to purge air bubbles in your cooling system causing low heater performance, how to pull diagnostic trouble codes from your HVAC control head to determine a fault in an actuator, testing the heater core efficiency and performing a full back-flush if it's clogged, and checking the air mix actuator and air mode actuator for smooth operation Related Videos:    • How to Replace the Radiator Coolant on a 2...   Change Coolant    • The Value of a Good OBD2 Scan Tool: Full D...   Replace Thermostat    • Honda Civic Heater or AC Problems? Diagnos...   Replace air blend actuator    • No Defroster or Floor Air? Honda Civic Mod...   Replace air mode actuator    • AI Scan Tool With Wiring Diagrams – Real D...   Scan tool    • Heater Blows Cold Air! Honda Civic 8th Gen...   Heater not working properly    • Civic Turn Signals Flashing FAST. “DIY Fix...   Replace the cabin filter on a Civic    • Honda Civic Temperature Gauge Reading Hot,...   Temperature gauge not reading correctly    • Honda Civic Blower Motor Noise 8th generat...   Blower motor noisy Please help support my channel by using my Amazon Affiliate links: Radiator Cap: https://amzn.to/4k5wwgO Thermostat Honda Civic 8th Generation: https://amzn.to/4iII7B9 Honda Genuine Coolant: https://amzn.to/498vc7P Radiator petcock drain tool: https://amzn.to/498MhxM No Spill Funnel Kit: https://amzn.to/46feSmo Back flush heater core tool: https://amzn.to/42PRABH Cooling system flush: https://amzn.to/46YQ2rv Blend Door Actuator: https://amzn.to/4ogFU3b Wireless Thermometer: https://amzn.to/3KETezT Extra Thermometer Probe: https://amzn.to/48l24fU Infrared Thermometer: https://amzn.to/3WvYKqZ Test Lead Kit 92 Pieces: BASIC Multi-Meter: https://amzn.to/42tBGeZ Fluke Multimeter with Min/Max good buy: https://amzn.to/4bbmEhs Blower Motor: https://amzn.to/47LXsvs Cabin Air Filter 8th Generation Civic: https://amzn.to/4dDFEpd Scan tool https://amzn.to/4nYECJT Mechanic Gloves: https://amzn.to/3OcULfu Safety Glasses: https://amzn.to/3HvBYbx #hondacivic #civic8thgen #p0128 #HeaterFix #noheat #thermostat #HeaterCore #BlendDoor #backflush #CoolantFlush #carheat