https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image875296ba947842d0a5f158176906b86e.txt

The AC evaporator is housed within the HVAC unit and is responsible for cooling the air that flows into the vehicle's cabin.&nbsp;The evaporator core contains a series of coils and tubes through which a cold, low-pressure refrigerant circulates. As warm air from inside the car passes over the evaporator coils, heat is absorbed by the refrigerant, causing it to evaporate and become a gas.&nbsp;This heat exchange process cools the air passing over the coils, resulting in the air exiting the AC system being significantly colder than the air that entered it.&nbsp;In addition to cooling, the AC evaporator also removes humidity from the air. As the air cools, moisture condenses on the evaporator coils, effectively reducing the humidity level inside the vehicle. This dehumidifying action enhances passenger comfort, particularly in humid conditions.&nbsp;<h2>Warning signs of a bad A/C evaporator</h2>&nbsp;<ul><li>Weak cooling: Reduced cooling efficiency with less cold air.</li><li>Airflow problems: Limited or blocked airflow from AC vents.</li><li>Unpleasant odors: Foul or musty smells while the AC is running.</li><li>Refrigerant leak: Frequent need for refrigerant recharging.</li><li>Poor dehumidification: Ineffective humidity control, especially in humid conditions.</li><li>Interior moisture: Water or puddles inside the car.</li><li>Unusual noises: Hissing or bubbling sounds.</li><li>Icing on evaporator: Excessive ice or frost buildup.</li><li>Decreased fuel Efficiency: Added strain on the AC system and engine.</li><li>Visible leaks: Coolant or moisture around the evaporator.</li></ul>&nbsp;<h2>How to fix a car AC evaporator leak</h2>&nbsp;<ol><li>Diagnosis: Identify the leak's location and extent.</li><li>Refrigerant recovery: Safely remove refrigerant to comply with regulations.</li><li>Dashboard disassembly: Disassemble the dashboard and interior components to access the evaporator.</li><li>Evaporator replacement: Remove and replace the damaged evaporator with a new one.</li><li>Seal replacement: Replace o-rings, gaskets, and seals in the ac system.</li><li>Reassembly: Reassemble the interior components and ensure secure connections.</li><li>Vacuum and refrigerant recharge: Evacuate the system, remove air and moisture, and recharge with the correct refrigerant.</li><li>Leak testing: Use specialized equipment to check for leaks.</li><li>Performance testing: Verify proper cooling, dehumidification, and system functionality.</li></ol>

AC Evaporator

Air Cleaner

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagecfb361ff6cc54b22b1f30236d8cb84ae.txt

Air Filter Box

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageef32df7428f2425b87301667c1ec9bd3.txt

Mass Air Flow Sensors/Car MAF Sensors | A-Premium

Air Flow Sensor

Air Intake Duct

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image172ed642cd5649409681f03dd9cb3946.txt

Air Intake Hose

Air Intake Manifold Actuator Control Solenoid

Air Intake Manifold Flap Adjuster

Air Intake Manifold Runner Control Sensor

Air Intake Resonator

Electric Vacuum Pump

Engine Air Duct Assembly

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image209fc8ff3521428080a60d3b94252f31.txt

Engine Air Filter

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image0a94f36fd961461aa4c6e7d9631359f8.txt

Intake Manifold

Intake Manifold Flap Actuator

Intake Manifold Repair Bracket

Intake Manifold Runner Control Valve

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagea8dd964331f6410bbb12b303bd28806f.txt

Intercooler

Intercooler Hose

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image36d1a21a946c40cd88807cac4f16802c.txt

Oxygen Sensor

Car Oxygen Sensor Price From $24.99 | A-Premium

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image2874032448264cc89fcfd3d32e8c4bd4.txt

Pressure Sensor

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image22759bb496ff466483e3cb52fcdbc26f.txt

Supercharger Pulley Drive Unit

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageaa46cde230574820aa9d24be234f1d48.txt

Supercharger Snout Rebuild Kit

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image71b6637412454ac48505f8fe656d59da.txt

Throttle Body

Throttle Cable

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image95a81ec8105e4580ac078f34b15f7105.txt

Throttle Position Sensor

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagecff91ba9de7c4cb1932d544e82f0bf52.txt

Turbocharger

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image5e2ee31f66ee40b392e6f7f562f3540e.txt

Turbocharger Gasket Kit

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagedbb3e2f10990462aa8dbd76eb04c2e54.txt

Turbocharger Oil Line

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image73f58f2321b2459fb6919729a345e546.txt

Vacuum Pump

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagec297244633284630939f3bdf6d50529b.txt

Air Filters & Intake Systems

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image72a54af151ea46ae9a947a6c57ba4aae.txt

Camshaft Adjuster

Camshaft Adjuster Cover

Camshaft Kit

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image0c746ef912ad473cb3d80560a2d7e0a5.txt

Camshaft Timing Gear

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageac12d53c77414db58a69179123e8d9a5.txt

Camshafts

Chain Tensioner Adjuster

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image98db53590892414c857477e118cb5bca.txt

Cylinder Head

Cylinder Head Assembly

Eccentric Shaft Actuator

Engine Timing Belt

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagecd9a40b4eb4546c08e376fe1b7fe5819.txt

Engine Valve Cover

Engine Valve Cover Gasket

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagec9ce5895dea14f089b6df8f067fd618b.txt

Harmonic Balancer

Rocker Arm

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image2b16cd32bbf04245b2d4ffd4da2474f3.txt

Rocker Arm Shaft Lifter Assembly

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image04246ffa3e3a4cca9c49011214ff6a6f.txt

Timing Belt Kit

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagea2df7008626b4434a4a343dc1aba16eb.txt

Timing Chain Gear

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageeeb3265558bd478fbac20059ec555c8c.txt

Timing Chain Kit

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image5af48eb273014fb5a489fe6bb5d14c1e.txt

Timing Cover

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image77c0478f7034493f91708786ed8fc52c.txt

Timing-Control Valve Solenoid

Valve Cover Gasket

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageba0bae7f90e346a288aae78753a2f3a0.txt

Valve Lifter Guides

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageff7f4b3ee7204c2d93e5d7f67976617f.txt

Valve Lifters Tappet

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image4ed51fbea7bc4818aa193ac0256a2f42.txt

Cams, Timing & Valvetrain

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image7e54d40a14d3470cb6c0e1820c263b93.txt

Belt Tensioner

Coolant Level Sensor

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagea688717671d94972a2a5a846db2a97c6.txt

Crank Installer Tool

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageef7c9a21b8f3481fafd9dc34deefd95e.txt

Crankcase Breather Hose

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image9a51da7735e648caa411dd19fe3015c6.txt

Crankcase Breather Valve

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image0f26e0448a8b4d72a06bbefb2c03ab27.txt

Crankshaft Position Sensor

Crankshaft Pulley

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagedbfa702977844f27a12938e2f7f0545f.txt

Engine Oil Dipstick

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image69a46fdd403d4aee988b03c7ce172cb1.txt

Engine Oil Dipstick Tube

Engine Oil Filter

Engine Oil Pan Gasket

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagea7c063be923740da92163da876f8499f.txt

Flywheel

Harmonic Balancer Crankshaft Hub

Knock Sensor

Oil Baffle

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image850df044e5234274b30aa010ee94dba5.txt

Oil Cooler

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageebaf93bfb7c046d789a04bb0ac166235.txt

Oil Cooler Line

Oil Drip Pan

Oil Filler Cap

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image0a064858e22c4a7ba148c91978e1e5a8.txt

Oil Filter

Oil Filter Base

Oil Filter Cover

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image32b3ec52ad0249e58ed4ae5303d2f0e7.txt

Oil Filter Housing

Oil Filter Housing Cover

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagedef8d67a5f484cb2a2d594d50eb5b73a.txt

Oil Level Sensor

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagee113aaa2222d49448a25eb9c355123e1.txt

Oil Pan

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagec53c3f4f8470449caa2c14852afab4e6.txt

Oil Pump

Oil Pump Drive Gear Shaft

Oil Pump Pickup Tube

Oil Separator

Serpentine Belt

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image650cc271414d4f718467813be1c4a882.txt

Cranks, Pistons, Oil & Components

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image5e4e697a02574c87ae0b5cfda83cd3e8.txt

Camshaft Position Sensor

Camshaft Position Sensor & Magnet Kit

Connector Plug

Distributor Cap

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image746c8a47c1aa4355b9491943978d5676.txt

Electronic Ignition System

Engine Valve Covers & Ignition Coils Kits

Glow Plug

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagec81e856f9df545e6a9f4b11411937f3d.txt

Glow Plug Relay Module

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image74cc3f1efb2d492684aac85a1f3bd96f.txt

Ignition Coil

Ignition Coils & Spark Plugs & Wires Kits

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image57ca3e4e8038449ab08157e98602f20b.txt

Ignition Coils & Spark Plugs Kits

Ignition Coils & Wires Kits

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image41d187d382d941e79a6cde28a906b960.txt

Ignition Distributor

Ignition Lock Cylinder

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagedf6ffde1de044334b7320f4e47bcd934.txt

Ignition Starter Switch

Ignition Switch Actuator

Kill Switch

Knock Detonation Sensor

Relay

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image50b27b80d8bb4caa97e9d3e5826bee31.txt

Spark Plug

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image27a6097036004160abe4de68c69ffa5c.txt

Spark Plug Wire

Electronic Control Modules, Ignition & Distributors

Engine Wiring Harness

Intake Manifold Repair Kit

Pulley

Engine Components & Accessories

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageffda8e886b1944fba7d4f9a8ee0cc9ea.txt

Active Grille Shutter Actuator

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image1bcab546ad734695ae275b9f5387598a.txt

Auxiliary Water Pump

Drive Motor Inverter Cooler

Electric Engine Water Pump

Engine Coolant Air Bleeder Valve

Engine Coolant Pipe

Engine Coolant Shut Off Valve

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image134c67bba50247a988314c79d505b0d6.txt

Expansion Tank

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagefc43366b4109446c870f3055074a7e71.txt

Expansion Tank Mounting Plate

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image3470d27a460a40229f3cb464f0d6e426.txt

Fan Pulley Bracket

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imaged8199a7345cc43e88a5d14ecfb40b3a2.txt

Fuel Cooler

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image5e7de284a6cb4201b9df2ae5ec1b8a96.txt

Overflow Hose Connector

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image8ddda567a60c477c9a65cf6cdae4c553.txt

Radiator

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/image2760208548f5456e9cc9bf5074dd18c6.txt

Radiator Control Fan Module

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagebef86b916787420493e074f7f0a5b4fb.txt

Radiator Core Support Skid Bar Plate

Radiator Fan Cooling Motor

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imagee5529da684c54cf9bfe4c53e51d23532.txt

Radiator Hose

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imageaea251959195425f8904d707e88f724a.txt

Engine Cooling

https://yt-prod-media-assets.s3.us-east-2.amazonaws.com/2022/item/description/imaged5cb3019fd234fd5aad60f2d16b57d5e.txt

The engine comprises many essential elements such as the lower cylinder block, upper cylinder head(s), and the cooling & lubricating systems. With A-Premium aftermarket engine components, you can expect that your engine deliver years of reliable performance. We offer a diverse selection of engine components from air filters and ignition coils (kits) to fuel pumps to cater to your needs.

2003 Audi a4%20quattro AC Evaporator

Shop By Audi Years