As we are driving, the headlights and air conditioning will suddenly decline in power quite significantly...the headlights dim and the air conditioner sounds like the fan was turned down. This lasts for about 5 seconds and then happens again and again every few minutes. The car has 66k miles. Could it be the timing belt?
SOURCE: 1994 Hyundai Excel Air conditioning RADIATOR´S FAN works always very fast
this not really a problem as the fan speed is controlled by the high preasure switch in the ac system the hotter it is outside the higher the preassure will be in the system as hot as its been the preasure is high already when the compressor cycles it pulls suction on one side and outputs high preasure on the other the fans cool the condenser the higher the ambient temp the faster they go so all is fine...
SOURCE: cranks but wont turn over
you know. i took it to a mechanic and actually.... The timing belt cut the Crank Shaft Censor... So it was the crank shaft censor again. The wires were routed wrong from the first mechanic that "fixed" the car.
SOURCE: 2002 Hyundai Accent lost power
Hi and welcome to FixYa,
Offhand, definitely an electrical issue. Some ideas to check, consider and/or explore:
Good luck and Thank you for using FixYa.
SOURCE: need instructions on removing hyundai santa fe 01 fan belt ac
its your serpentine belt (thats what its called) and you will need a 3/8 ratchet and then find the belt tensioner. The tensioner has a spot where you need to put the ratchet into and pull or push depending on whatever way and that will releive the pressure off the belt so you can take it off.
SOURCE: why does the power steering pump drive belt squeel under load when its cold on 2004 hyundai elantra.
this sounds like the belt is worn and needs replacing.when its damp and cold if the belt is worn it will slip easier under this condition than in warmer weather.also the belt tension may not be proper.if this has a belt adjuster that you can adjust then the tension may need to be tightened.if it has an automatic belt tensioner(one that adjust tension all the time)like a serpintine belt then the tensioner may need to be replaced as the spring that crates the tension do get weak over time.
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