Grinding Squealing Noise | What Could It Be? AC Compressor Clutch, Pulleys Or Engine | Test Belt Off

EyeOnAiman
EyeOnAiman
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There are many types of unfamiliar noises that could come from under the hood of a car when something failed to work properly.  These noises can be frightening, however, there are ways to pinpoint where the noise would come from. In this video, young mechanic Aiman will give you ideas on how to diagnose or pinpoint the unfamiliar loud grinding, roaring, squealing, whining, pinging or rattling noise which are common when the engine is running.  This is usually an indication of a bearing that is on the verge of failure. This noise will increase as the engine RPMs increase.

Here are the #ᴬᴰlinks to tools, parts and accessories you may need to perform this repair:

1.  https://amzn.to/3byyoMK | AUTEX AC Compressor & A/C Clutch CO 28003C 38810RAAA01 77389 6512109 Replacement for Honda Accord 2003 2004 2005 2006 2007 2.4L
2.  https://amzn.to/2R5IVWt | Universal Air Conditioner KT 4014 A/C Compressor and Component Kit
3.  https://amzn.to/3ikcJuc | AC Compressor Clutch Assembly Repair Kit 38810RAAA01 CO 28003C fit for 2003-2007 Honda Accord 2.4L
4.  https://amzn.to/35fdIs0 | Genuine Honda 38920-RAA-A03 A/C Compressor Belt
5.  https://amzn.to/2ZfGzsF | FKG AC Compressor Clutch Assembly Repair Kit 1010005 38810RCAA01 38810RDAA01 Fit for 2003-2007 Honda Accord 3.0L, 2004-2008 Acura TL 3.2L, 2003-2006 Acura MDX 3.5L
6.  https://amzn.to/3jRYNYU | UAC RD 10056C A/C Receiver Drier Mount Pad
7.  https://amzn.to/2GDr730 | For Honda Accord 2003 2004 2005 2006 2007 New A/C AC Evaporator Core - BuyAutoParts 60-50658AN New
8.  https://amzn.to/3bC64cu | Four Seasons 26815 A/C System O-Ring and Gasket Seal Kit
9.  https://amzn.to/3i72ny1 | EPAUTO 45 Pieces 3/8" Drive Socket Set with 72-Tooth Pear Head Ratchet

Or Click on Amazon link here and search for what you need:  https://amzn.to/3xIOsqg

There are multiple places in the engine where bearings are used. Thus, there are several items under the hood that can make this kind of whining sound. The water pump, air conditioner clutch bearing (which will only be heard when the compressor is not engaged), fan belt idler pulleys or belt tensioner, alternator and the power steering pump – these are all possible sources for whining sounds indicating future bearing failure.

If the noise is coming from the area where the pulleys are located, then you could try to run the engine with the belt off so that you can rule out engine-related noise such as valve train, timing chain, detonation, pre-ignition, connecting rod, crankshaft bearing, piston slap or pin and more.

Whining from the power steering pump will get louder when turning the steering wheel from side to side and the usual cause is low power steering fluid.  

In our case however, the grinding noise is coming from the AC Compressor.  This is on a 7th Gen Honda Accord which is model year 2003, 2004, 2005, 2006 & 2007, but the symptoms, diagnosis and possible solution might be applicable to other vehicles as well.

If you turn on the AC and immediately hear a rattling noise, there are a few potential causes.  If your AC compressor is beginning to fail, it can make a rattling noise.  Banging or clanking noise from AC Compressor may indicate a loose part inside the air compressor—for example a connecting rod, piston pin, crankshaft or internal mount. These noises may indicate your system needs an air compressor replacement. Bubbling or hissing sounds – This usually means your compressor has a refrigerant leak.

In our case, it's actually the ring around the clutch plate was loose.  Usually when the AC Clutch is bad, the stator will also be bad.

Here are some of the videos on our channel you might want to check out:

1)  How To Replace AC Compressor Honda Ac... (How To Replace AC Compressor Honda Accord 2003-2007: Part 1 - Removal)
2) How To Test Clutch On Your Car AC Com... (How To Test Clutch On Your Car AC Compressor | Using Simple DIY Lead Wires, Multimeter & Power Probe)
3) How To Remove, Replace & Diagnose Sta... (How To Remove, Replace & Diagnose Stator Coil, Clutch & AC Compressor Bearing On Your Car)
4) AC Compressor Honda Accord 2003-2007 ... (AC Compressor Honda Accord 2003-2007 Replacement: Part 2 - Installation | DIY Auto Repair Guide)

Thanks for watching...

You can watch all of Aiman's auto repair videos in the following playlist:  How To Remove Alternator Hyundai Sona...

This video is presented to you by Aiman-Imran Anuar.  You can watch more of #Aiman_DIY_Auto_Repair videos on #EyeOnAiman Youtube Channel & Facebook Page.

Note:  This video is NOT sponsored.  Some product links are affiliate links which means if you buy something we'll receive a small commission.  As an Amazon Associate we earn from qualifying purchases.

Recording Date: October 25, 2018
Original Video URL:  Grinding Squealing Noise | What Could...
5 سال پیش در تاریخ 1398/06/06 منتشر شده است.
422,803 بـار بازدید شده
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