2. Reset Climate Control. When the logic of the climate control gets confused it can lock up much like a desktop computer. This can happens due to a surge or spike in the cars electrical system. Before going too far with any repairs it can be a good idea to remove the climate control fuse and allow the system to power down. I have a related but different issue. I just bought a 2003 Grand Cherokee, and it seems the the Climate Control (AZC Module) isn't working. I found a place to run a diagnostic, and "If a display segment fails to illuminate, the vacuum fluorescent display is faulty and the a/c heater control must be replaced." You can replace the vacuum harness (F5VY-19C827-A) $20, or just clamp it tight with 2 ten inch tie straps from the Lowes or Home Depot. Pull the trim covering the control head straight out. remove the control head (4 screws). Remove 2 torx screws holding the bottom part of control head in place.
I have an 04 plate 1.8 and there is a buzzing noise when the engine is on. Pretty sure its just vibration, I have tried a few times to try and pin point it but as of yet cant find it, think it may be behind the dash and not itself. 04 Focus C max 1.8 Zetec Panther Black. B. broadway Discussion starter.
My C-Max has plagued with constant electrical problems. I've had central locking problems, hill start warnings, traction control warnings, service lights coming on and low washer fluid warning lights. SYNC updates via WiFi would not affect the climate control system controls. Concerning one of your other observations: 1. "Tapping" the fan control would deactivate "AUTO". That is normal operation. So would changing the register choice. Don't know why the fan speed would not change though. Let us know how you make out and good luck. Contact Ford customer service at 1-800-392-3673 to learn more. If your AC is no longer covered by the truck’s manufacturer warranty, there are a few common sources of AC problems in F-150s worth exploring. These include refrigerant leaks, electrical issues and bad AC compressors. A Ford service technician should be able to determine the cause. Question about 2005 Ford F 350 Super Duty. 1 Answer. The climate control in my 2005 F350 Powerstroke is either hot or cold. The knob turns fine, but you cannot fine tune it to your desired temp. Posted by tylerwingfie on Jun 15, 2010. Find parts for your 2005 Ford F 350 Super Duty Check Price eBay. The problem was a cable connector in the Fuse box under the steering wheel. The connector have the reference C371 in the Ford TIS wiring diagram. In the following pictures you can see a pin open and the connector melted. This have cuased poor electrical contact and finally the pin open and no power to the HVAC Climate control panel. Eih5.
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    • ford c max climate control problems