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20 Best 2003 Audi A4 Vacuum Diagram of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best 2003 Audi A4 Vacuum Diagram of 2023. Check our ranking below.

2,774 Reviews Scanned

Rank No. #1

3m/6mm High Temperature Silicone Vacuum Tubing Hose Black …

Silicone hose is mainly used as water hose and air tube. Used as water tube, it can be used as air conditioning water hose, household water hose, water inlet hose of humidifier, etc.
Inner Diameter:1/4 inch (6mm). Length:10 feet (3m). Wall Thickness: 1/8 inch (3mm).Work pressure: 0.3 to 0.9 MPA. Min temperature: -40 C. Max temperature: 220 C/428 F
Soft, not easy to deform and durable; Silicone material, with good insulation, can be widely used in electrical applications.
Steps of installation: 1.Prepare silicone tube of appropriate size; 2. Cut to the desired length; 3. Installation. Please select silicone tubing of appropriate size, especially the inner diameter and outer diameter of the tube.
When you receive the goods, if there are any problem, please contact us and do not directly open the dispute. We promise we will give you a satisfied solution after we confirmed it. We also will give you a positive evaluation.

Rank No. #2

Nilight 130 Pcs 3:1 Heat Shrink Tubing Kit Dual Wall Adhesive Sleeve Tube Electrical Wire Cable Wrap Tube Assortment with Storage Case for DIY

Premium Quality Heat Shrink Tubing: Soft and flexible wire shrink wrap, multiple sizes premium quality heat shrink tubing for you to choose. Make sure temperature of your heat gun is up to 100°C, then glue inside will soften and seal the connection.
Effective & Long Lasting Protection: Our heat shrink tubing has the advantages of good insulation, good tightness and corrosion resistance, high temperature resistance and durable. Also works well for protecting headphones and phone cables.
Fast & Easy Use: Our heat shrink tubing can give you a tidy connection. It is 3: 1 heat shrink ratio, and will shrink up to 1/3 of original, only use a lighter heating if the tube is small or hair dryer heating for large one. Also includes handy plastic container for easy storage.
Safe & : Heat shrink tubing material composition does not contain heavy metal and other environmentally hazardous substances. No slowly or long-term virulence. No need to worry about your health when using the heat shrink wrap.
Package Includes: Dia: 1/2"(7pcs), 3/8"(8pcs), 1/4"(15pcs), 3/16"(20pcs), 1/8"(35pcs), 3/32"(45pcs). All packed in a plastic case for easy storage.

Rank No. #3

AOCISKA 10 Ft Silicone Vacuum Tubing,Universal High Performance Automotive Silicone Vacuum Tubing Hose line,1/4" Inner Diameter Hose,automotive Replacement Vacuum Hose Line(Black)

[Material] The vacuum hose is made of high-quality silicone material to ensure strength and durability. Soft, firm and durable.
[Function] The inner diameter hose is mainly used for conveying air and liquid in the engine or lubricating oil. It is applicable to general air or water transportation in the engine compartment.
[Features] The soft wall thickness of high-performance silicone vacuum tube is 3mm. The thick wall design enables it to withstand extreme pressure, and has the characteristics of high temperature resistance, low temperature resistance and wear resistance.
[Specification] The working temperature is - 76 ° F~428 ° F, and the maximum pressure that can be borne is 130PSI.
[Cuttable] This silicone vacuum hose is 10 feet long and 1/4 inch inside diameter, which is enough to meet your needs. You can cut it into appropriate size according to your needs. It is flexible, flexible and easy to store. When your old vacuum hose is damaged and weathered by heat, it will be a very practical replacement accessory.

SaleRank No. #4

SINGARO Car Battery Terminal Connector, 4 Way Positive and Negative Pole Quick Release Terminal Clip, Applicable to SAE/JIS A Type Terminal Post, Compatible with Cars, Trucks and More（Gold-A）

High-Quality: Made of tinned copper, it has 4 ports for multiple cable connections, with good electrical conductivity and corrosion resistance, mainly used for SAE / JIS TYPE A rear car battery.
Widely Applicable: Our battery terminal connectors suitable for cars, vans, motorhomes, caravan, truck batteries, etc. Please be sure to connect correct terminal to correct polarity.
Size: For wires diameters 5.2 - 7.4mm (AWG gauges 1 - 4). Minimum wire size: 16mm (5/8"). Max wire clamp: 9.5mm/0.37in, mini wire clamp: 6.5mm/0.25in. Positive inner diameter: 17.5~19.1mm, negative inner diameter: 15.9~17.5mm.
You Well Get: Package contains 2 battery terminal connectors (positive and negative), 4 insulation sleeves, 4 Terminal block , 1 Battery Terminal Cleaners, 2 battery anti-corrosion washers and a hex wrench.
Enjoy Warranty: You will get quality products, if you have any questions, please contact us, we are always waiting for you here.

Rank No. #5

Silicone Vacuum Tubing Hose Line, 10 Ft 1/4" (6mm) Inner Diameter Hose, High Tempterature 130PSI Max Pressure for Multiple Use, Auto Replacement Vacuum Hose Line for Vehicle Radiator (Black)

【High Quality】: This silicone vacuum tubing hose is made of high quality silicone, it is strong and durable with good flexibility and plasticity. You can bend it according to your needs. This material also has the characteristics of corrosion resistance, can be used for a long time. It can resist high temperature, and works great at a temperature of -76°F~428°F.
【Easy to Use and Store】: When it is time to replace the vacuum hose line, prepare the new silicone vacuum tube, remove the old one, and then install it in your vehicle. This silicone vacuum hose is 10 ft long and can be cut to the right size as needed, and it can be bent for easy storage. You can put it in the car when you don't need it.
【Function】: This vacuum tube has a wall thickness of 3mm, which has the characteristics of high temperature, low temperature resistance and wear resistance. It is mainly used for air and liquid transport in engines, or to transfer lubricating oil. It has no noticeable odor and the emissions from the vulcanization process are harmless to humans. Because of its environmentally friendly feature, it provids stable service for your car.
【Dimensions】: This silicone vacuum hose has a length of 10 Feet, an inner diameter of 1/4" (6mm) and thickness of 3mm. The operating temperature is -76°F~428°F and the maximum pressure that can withstand is 130PSI, and there are three colors such as black, red and blue for you to choose. It is long enough to meet your demand.
【Feature】: Silicone is a great replacement material. It will not deteriorate easily like other materials. When your old vacuum hoses are heat damaged and weathered, you can think about this product. Although there's no problem with your vacuum hoses, you can buy it as a plan B, in case you need it in the future.

Rank No. #6

LivTee Car Vacuum Cleaner, 12V Corded Mini Handheld Portable Cleaning Kit with 8000Pa Powerful Suction for Car Interior Care, Car Interior Accessories for Women and Men - Black

With 8000Pa ultra-high power, it can keep professional level clean, absorbs all kinds of crumbs, dirt and fine dust, save your time and money to get professional cleaning results.
Multistage filtration with filter cartridge are washable and easy to clean, more durable. The designed to maintain unclogged powerful suction.The detachable dust cup is good for quick and easy trash dumping, convenient for the next cleaning work.
Powerful yet tiny, lightweight and portable, 8000pa suction and lower noise, which can effectively pick up the dust, pet hair, debris sand, gravel, food residue for your car air vent, dashboard, seat cushion, carpet and anywhere.
Extended cord, 14.7ft/4.5m power cord is long enough for anywhere in your car, clean any hard-to-reach area.
Complete set of accessories, comes with 2 accessories. The Brush is used for cleaning the carpet/cushion/air conditioner outlet. The Extended Flat Nozzle used for cleaning the gap. Slender profile for conveniently store and makes it easy to keep in car.

Rank No. #7

Genuine Casio Replacement Part Bezel Cover for G100 G101 Black G100-1 G101-1

Casio Genuine Replacement Bezel for G Shock Watch

Rank No. #8

Nilight 200PCS Heat Shrink Butt Connectors – Waterproof Wire Connectors - Automotive Marine Grade Electrical Terminals – Crimp Butt Splice Terminal Kit ,2 years Warranty

High quality polyamide cover outside and Red cooper tube inside allow the connectors to Bear high temperature and also has a good ability to conduct electricity
Waterproof nylon hot-melt adhesive with waterproof gel provides excellent waterproof performance, can be a good connector used in marine and Automotive applications
Universal type three size options can be used to connect the wires range from 22awg-10awg, 90 PCs Red for 22awg-16awg wires, 90 PCs Blue for 16awg-14awg wires, 20 PCs yellow for 12awg-10awg wires;
Wire contact Red Copper barrel design increased current flow, and ensures voltage Drop, preventing wiring failures and reducing equipment quit working
Easy identification: Color tube with wire gauge imprint makes it easy to identify the right size of the connector for every application. 2 Year Warranty by Nilight.

SaleRank No. #9

GOOACC 635Pcs Car Push Retainer Clips & Auto Fasteners Assortment -16 Most Popular Sizes Nylon Bumper Fender Rivets with 10 Cable Ties and Fasteners Remover for Toyota GM Ford Honda Acura Chrysler

【UNIVERSAL FIT KIT】- The kit contains 16 types of most common sizes of fastener clips, suitable for the OEM replacement in 6-10mm hole sizes,that you’ll always have the right size.
【TOP QUALITY】- These car retainer clips are made of high-quality black nylon material, anti-wear and anti-corrosion, would not break or crack easily during use.
【PREFECT FOR WHAT YOU NEED】 - Up to 620 pieces of retainer clips in a plastic box, allows to freely DIY your vehicle accessories at anytime you wanted. It is definitely cheaper than going to the auto parts store.
【BONUS ACCESSORIES】- We provide different size fastener removers and cable ties to help you quickly and easily remove car door panel and upholstery clips without causing damage to them. Easy access into confined areas.
【WIDE APPLICATION】- Professional push clips are widely used for car panel, door trim, bumper and fender for GM Ford Toyota Honda Chrysler etc.

SaleRank No. #10

LivTee 240pcs Car Plastic Push Pin Rivet Fasteners, Assortment Universal Retainer Clips Push Type Retainers Set in Case with Remover Tool

High-quality nylon material: These car clips are made of high-quality black nylon material, which has anti-wear and anti-corrosion effects. This push-in cage kit will not easily break or rupture during use.
Wide range of applications: Push-in cage kits, with 12 common sizes, widely used in automotive panels, decorative panel clips, door trim clips, door panel clips, bumper clips, fender panel clips, hoods The replacement of the splash plate holder is common to most models.
Save time and money: No need to go to an auto parts store to find different fasteners. Get everything you need in this box to save you time and money.
Easy to install: The product is equipped with a screwdriver, easy to operate, easy to install and remove. Twelve plastic boxes with compartments, a complete list of the size and number of items listed above. Small size, easy to store or carry around.
BUY WITH CONFIDENCE: Any other problem please feel free to contact us, we are always here to satisfy all of you.

SaleRank No. #11

Car Battery Terminal Connectors, 2 Pcs 4 Way Quick Release Disconnect Car Battery Terminal for SAE/JIS Type A Posts, Compatible With Cars, Vans, Trucks and More

[4 WAY BATTERY TERMINAL] Made of high-quality brass and steel material which is corrosion resistant with excellent electrical conductivity that can reduce voltage distortion and transmission loss. And it has 4 ports for multiple cable connections, wiring is easy and convenient to modify.
[POSITIVE & NEGATIVE LABELED] Positive and Negative is clearly labeled on the battery terminal connectors that you can easily recognize.
[WIDELY USE] Our battery terminal connectors are compatible with cars, vans, caravan, tachts, trucks, pickups, buses, etc. Works on round post auto batteries SAE/JIS Type A posts. Please be sure to connect correct terminal to correct polarity.
[EASY TO USE] Equipped with a hex wrench which can help you to complete installation more convenient and easier. And it only takes a minute to clean, use the terminal cleaning brush that we provided to clean dirt, debris and corrosion. The products included can fully meet your need.
[WHAT YOU RECEIVE] Package contains 2 battery terminal connectors (positive and negative), 4 insulation sleeves, 2 battery terminal cleaning brushes, 2 battery anti-corrosion washers and a hex wrench. Please feel free to let us know if you have any concerns or questions about our products, our customer service team is always here to satisfy all of you!

SaleRank No. #12

Nilight - 50004R 120 Pcs/60 Pairs Quick Splice Wire Terminals T-Tap Self-stripping with Nylon Fully Insulated Male Quick Disconnects Kit, 2 Years Warranty

Self-Stripping electrical tap connectors - Nilight self-stripping electrical t-tap connectors makes tapping into an existing wire a quick and easy job
Versatile kit - 60 piece T-Tap Wire Connectors plus 60 piece; Male Quick Disconnects will last for numerous wiring projects. Marine, automotive, scientific, home wiring projects - you name it
Thick tinned copper contacts - Thicker tinned copper contacts provide maximum conductivity and prevents the wire from shorting out efficiently
Quality t-tap connector housing - Quick splice T-Tap connectors will securely lock on the wire. Plastic housing will not open after it has been snapped on the wire
Perfectly fitting male quick disconnects - Nylon male disconnects have been designed to lock tightly on the T-Tap connectors to prevent sliding out

SaleRank No. #13

Nilight - NI-RS05 LED Light Bar Rocker Switch 5Pin Laser On/Off LED Light 20A/12V 10A/24V Switch Jumper Wires Set for Jeep Boat Trucks,2 Years Warranty

Easy to install and use: 5 pin on-off rocker switch with SPST design (single pole single Throw), simple installation, freely turn on or off the light.
Cool illuminated light: built-in two premium LEDs Emits soft light to illuminate the patterns, easy for you to find the switch in the dark.
Sturdy and durable: made of high-quality plastic and well-conductive pins; laser-etched pattern, not easy to fade away.
Wide application: Available for controlling LED light bar, LED work lights, fog lamps, driving lights, headlights, taillights, off road lights, etc.
Package included : 1x 5 Pin Rocker Switch,1x jumper wires set, 1x Diagram.Fit type: Universal Fit

Rank No. #14

URO Parts 058133753D Vacuum Suction Pump

Guaranteed fitment
Replaces old plugged or sticking PCV valves
Restores proper air/fuel ratio and engine performance by evacuating unburned gasoline vapors from the crankcase into the intake
Reduces rate of oil buildup in intake
Manufactured to OE dimensions for easy installation and original appearance

Rank No. #15

35PCS Engine Under Cover Splash Shield Guard Body Bolts, Bumper Fender Liner Push Retainer Fastener Rivet Clips, Universal Extruded U-Nuts Kit, Compatible with Infiniti G35 G37 EX35 FX35 FX45

【COMPATIBILITY】: Compatible with 2003-2008 Infiniti G35 Sedan, 2003-2007 Infiniti G35 Coupe, 2008-2014 Infiniti G37 & G37X, 2003-2008 Infiniti FX35 & FX45, 2008-2012 Infiniti EX35, 2009-2014 Nissan 370Z, 2003-2009 Nissan 350Z.
【WHAT YOU GET】: The car clips kit include 10×extruded u-nuts, 15×body bolts with built-in fender washer, 10×plastic push clips. They are made of high hardness steel or high quality nylon material, which is not only very strong, but also can effectively resist rust and corrosion. Believe me, it will never break easily during use. It is a new type of automobile bumper splash plate bolt hardware kit.
【APPLICATION】: The push retainer clip is widely used for trim panel, door trim, door panel, bumper, fender, engine cover and splash shield retainers replacement, it also can work on some applications like motor vehicles,furniture and electronic equipments. It gives you the freedom to DIY your vehicle accessories at any time, which definitely saves you money. You don't have to go to expensive auto parts stores anymore.
【EASY TO USE】: It is very easy to install, you just need to fix it on the correct mounting points. In addition, they are designed with very standard and reasonable dimensions. The lightweight accessories are very portable, and you can change them anytime and anywhere.
【BEST SERVICE】: Customer satisfaction is our top priority. We own the thoughtful customer support team, always provide you timely and fast solution. If you have any questions, please feel free to contact us. We will solve your problem in the first time to ensure your best shopping experience.

SaleRank No. #16

Nilight LED Light Bar Rocker Switch Stereo Rocker Switch 5 Pin Laser On/Off Switch 20A/12V 10A/24V Switch Jumper Wires Set,2 Years Warranty (90006B) , Blue

Easy to install and use: 5 pin on-off rocker switch with SPST design (single pole single Throw), simple installation, freely turn on or off the light.
Cool illuminated light: built-in two premium LEDs Emits soft light to illuminate the patterns, easy for you to find the switch in the dark.
Sturdy and durable: made of high-quality plastic and well-conductive pins; laser-etched pattern, not easy to fade away.
Wide application: Available for controlling LED light bar, LED work lights, fog lamps, driving lights, headlights, taillights, off road lights, etc.
Package included: 1X 5 pin rocker switch, 1X jumper wires set, 1X diagrams. 2 Year Warranty by Nilight.

SaleRank No. #17

Nilight 90002B Interior Light Rocker Switch LED Light Bar 5Pin Laser On/Off LED Light 20A/12V 10A/24V Switch Jumper Wires Set for Jeep Boat Trucks,2 Years Warranty

Easy to install and use: 5 pin on-off rocker switch with SPST design (single pole single Throw), simple installation, freely turn on or off the light.
Cool illuminated light: built-in two premium LEDs Emits soft light to illuminate the patterns, easy for you to find the switch in the dark.
Sturdy and durable: made of high-quality plastic and well-conductive pins; laser-etched pattern, not easy to fade away.
Wide application: Available for controlling LED light bar, LED work lights, fog lamps, driving lights, headlights, taillights, off road lights, etc.
Package included: 1X 5 pin rocker switch, 1X jumper wires set, 1X diagrams. 2 Year Warranty by Nilight.

Rank No. #18

Nilight 90007B Lighted Whip Rocker Switch LED Light Bar 5Pin Laser On/Off LED Light 20A/12V 10A/24V Switch jumper wires set for Jeep Boat Trucks,2 years Warranty , Blue

Easy to install and use: 5 pin on-off rocker switch with SPST design (single pole single Throw), simple installation, freely turn on or off the light
Cool illuminated light: built-in two premium LEDs Emits soft light to illuminate the patterns, easy for you to find the switch in the dark.
Sturdy and durable: made of high-quality plastic and well-conductive pins; laser-etched pattern, not easy to fade away
Wide application: Available for controlling LED light bar, LED work lights, fog lamps, driving lights, headlights, taillights, off road lights, etc.
The package included: 1X 5 pin rocker switch, 1X jumper wires set, 1X diagrams

Rank No. #19

Nilight - 90008B Rock Lights Rocker Switch LED Light Bar 5Pin Laser On/Off LED Light 20A/12V 10A/24V Switch jumper wires set for Jeep Boat Trucks,2 years Warranty Blue

Easy to install and use 5 pins on-off rocker switch with SPST design (single pole single Throw) simple installation freely turn on or off the light
Cool illuminated light built-in two premium LEDs Emits soft light to illuminate the patterns easy for you to find the switch in the dark
Sturdy and durable, made of high-quality plastic and well-conductive pins, laser-etched pattern not easy to fade away
WIDE APPLICATION standard 5 Pin switch rated at 20 amp/12v and 10 amp/24v available for upgrading most wiring harness to control Led Light Bar Led Work Lights Fog Lamps Headlights Tail Lights and Auxiliary Lamps etc
The package includes 1x 5 Pin Rocker Switch, 1x jumper wires set 1x Diagram

SaleRank No. #20

GOOACC - GRC-88 146PCS Nylon Bumper Shield Retainer & Double End Xmas Tree Retainers Clips Universal Auto Body Shield Retainer Fastener Clip Assortment- Bonus Fastener Remover

Shield Retainers , Replaces: for Honda # 90666-SA0-0030 ;Trim Panel Retainer,Replaces for GM #411700 1968-
Fender & Bumper Shield Retainer ,Replaces for GM: 1595864, 1605396; for Chrysler: 6030441; for Ford: 388577S, W705589-S300
Shield Retainer,Replaces for GM: 10121502; for Chrysler: 6033082, 6033840; for Ford: 390018-S for GM 1989-
Double End Xmas Tree Retainer,Marine & Automotive Trim Shops, For Auveco A20866
Trim Panel Retainer,Replaces for Ford: N807721-S Trim Panel Explorer 1993-, for Chrysler: 6504043 Trunk Lid Latch 1996-

Last update on 2023-08-14 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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Features: What bells and whistles matter for an 2003 Audi A4 Vacuum Diagram?
Specifications: How powerful they are can be measured.
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FAQ:

Q: What is the vacuum system in an Audi A4?

A: A vacuum system in an internal combustion engine is the difference in air pressure between the engine’s intake manifold and Earth’s atmosphere. About Audi A4 The Audi A4 is now on its fourth generation, it all started with the B5 Audi A4 beginning in 1996 for the US market and ending in 2001.

Q: What kind of engine does an Audi A4 have?

A: The Audi A4 can be found in sedan, wagon and convertible body types with the wagon most commonly referred to as the Avant.The early model Audi A4’s were powered using a 1.8 liter 20 valve engines, there was also a 2.8L V6 12 valve option for the B5 A4. The Audi A4 continued as the B6 from 2002 to 2005 with totally new styling by Peter Schreyer.

Q: Where is the EVAP valve on an Audi A4?

A: The area to the rear of the intake air box contains the EVAP valve (red arrow) and lines (yellow arrow). If the EVAP valve is throwing an error code, it is best to just replace it. The lines should be checked for condition and replaced as needed.

Q: When did the Audi A4 come out in the US?

A: The Audi A4 is now on its fourth generation, it all started with the B5 Audi A4 beginning in 1996 for the US market and ending in 2001. The early Audi A4 models are based on the VW Group B platform while a later model B8 A4 is produced from using the VW Group MLB platform.