3 Ways To Diagnose A Non Working Air Conditioning In A Automotive

3 Ways To Diagnose A Non Working Air Conditioning In A Automotive

If your fan stops blowing on one velocity but works on another, then you have a foul blower motor resistor. Those are also relatively easily to switch in your car with easy instruments and some research. Fortunately, your air conditioner not blowing is a typical downside and a comparatively straightforward fix with out having to convey your car to the repair store. If you’re really getting no air from the air flow system in your automotive, you may not have a problem together with your air-con system in any respect! If you’re getting air to blow however it’s not getting cold, that’s a different problem however hopefully nonetheless an easy repair.

Your drawback might be attributable to a leak in one of many vacuum hoses attached to the actuators or a damaged check valve somewhere within the system. It may assist to discover a wiring diagram on your truck as you’re going via the method that will help you keep track of what you’ve already checked. Your AC solely working on high probably has to do with the blower motor resistor. It controls the speed of your fan and if it brakes it’s going to only work on excessive. Try replacing that resistor first to see should you regain management of the fan speeds.

What To Do If Your Car Ac Stops Working

The first reason why your AC isn’t blowing cool air is as a result of it wants a freon recharge. When there isn’t sufficient freon, the air conditioner’s clucth won’t come on, which may even affect the compressor from biking. Another purpose why your air conditioner is only blowing warm air is as a result of the condenser is damaged.

  • If the vehicle is rear wheel drive and has a mechanical fan look to see if the fan is “freewheeling” which is a sign of the fan clutch being unhealthy and needing substitute.
  • The Dodge owner’s handbook contradicts this and reveals no 10 amp fuse for the purpose of a blower relay, inside the junction field.
  • It could additionally indicate a serious component could possibly be in failure.

The system does contain a slight quantity of oil which may be expelled whereas discharging. Examine the entrance seal and the o-ring sealings on the stress switches in case you have them on the again of your compressor. Check the Schrader Valves and search for pinholes in the condenser. Also, study the area the place condensation drains from the evaporator with a UV gentle. If the compressor’s clutch isn’t partaking, use a voltmeter to verify the quantity of voltage making it to the compressor.

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You are additionally less likely to be taken advantage of at a restore store if you already know why your AC isn’t working. It feels like the issue is actually not with your AC system, however along with your ventilation system. There are a collection of doors and flaps contained in the vents in your Jeep that management which vent the air blows out of and whether or not it goes over the cooling coils, the heater core, or both. I believe on your jeep these doors and flaps are actually managed by actuators that get their driver from vacuum from your engine.

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