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2006 Audi A4 / S4 / RS4 Problems and Repair Histories

250 TrueDelta members own a 2006 Audi A4 / S4 / RS4. 179 of these members (71.6%) have reported repairs for their car. A total of 555 repairs to 2006 Audi A4 / S4 / RS4s--an average of 2.2 per vehicle--have been reported.

See our lemon odds and nada odds page for more details. To see how frequently 2006 Audi A4 / S4 / RS4 problems occur, check out our car reliability stats.

Want to read about specific problems behind these stats? Jump to the 2006 Audi A4 / S4 / RS4 problem descriptions below.

Don't infer 2006 Audi A4 / S4 / RS4 problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.

Percentage of 2006 Audi A4 / S4 / RS4 repairs by problem area

54% of the 2006 Audi A4 / S4 / RS4 repairs were to the engine, 5% to the transmission, 4% to the brakes, 7% to the suspension, 21% to the electrical or air-conditioning systems, 5% to the body and trim, and 4% to other areas of the vehicle.

Chart based on 555 repairs.

2006 Audi A4 / S4 / RS4 repair cost distribution

Of the 2006 Audi A4 / S4 / RS4 repairs that were not covered by warranty and were not do-it-yourself repairs, 6% cost less than $100, 45% between $100 and $499, 21% between $500 and $999, 23% between $1000 and $2499, and 4% more than $2500.

Chart based on 192 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2006 Audi A4 / S4 / RS4 problems and repair histories. Log in or join us to see them all.
Repair costs are in local units.

2006 Audi A4 4dr Wagon

turbocharged 200hp 2.0L I4 6-speed manual AWD

Audi A4 in New York, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Sep 2007 12000    
18000 0 Check engine light came on, flashing and vehicle running rough. Restarted vehicle, running ok, check engine light on solid. Called dealer and brought it right in. Found loose connection to one of the ignition coils. Problem has not returned. 
33000 0 Check engine light came on, vehicle ran fine. Made an appointment for next day. Problem found to be electric motor that runs the flapper for variable intake runner. Dealer had part in stock, was replaced on the spot. 
61000 80 High Pressure Fuel Pump Cam follower replaced. Original one was in bad shape. 
71000 80 Loss of power at high load. Replaced fuel pressure sensor on high pressure fuel pump. There was a TSB for this part. This lead me to the problem. 
79000 0 Issues related to high pressure fuel system where fixed. High pressure fuel pump, intake camshaft and fuel pressure sensor were replace. Also replaced intake actuator and PCV valve. 
93000  

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2006 Audi A4 4dr Sedan

turbocharged 200hp 2.0L I4 6-speed shiftable automatic AWD

Audi A4 in Ontario, Canada
Date Odometer
(in miles)
Cost Problem/Repair Description
0 Interior rattle - fixed under warranty. 
14880 0 Cracked leather surface on driver's seat left side bolster. 
22320 0 Return trip to have replacement seat cover installed. 
29140 0 Pressure regulator valve malfunction resulted in check engine light. Part replaced and problem solved on same day in less than an hour. 
 
Audi A4 in Ontario, Canada
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2006    
0 Accelerating on highway, power would cut for a couple of seconds and then resume. Check engine light appeared. Dealer is replacing camshaft and associated parts. 
0 Fixed Issue from december. Received another check engine light, result was a misfire they replaced one of the coils. 
55800 0 Check engine light, boost control valve for turbo replaced 
81840 0 Car loses power when accelerating above a speed of 70km/h. Brought to dealer, was the same issue with the camshaft follower being worn and a new camshaft parts. All under an extended warranty by audi to all cars up to 160000km/10 years. 
83700 200 HID headlight flickering in and out. New ballast ordered and replaced inside the headlight. 
105400  

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2006 Audi A4 4dr Sedan

turbocharged 200hp 2.0L I4 6-speed manual AWD

Audi A4 in Oregon, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2006 13000    
25000 205 software update, no problems noticed with vehicle. 
34000 0 Power loss during hard acceleration. Unspecified software update. 
43000 0 Flickering headlights, described under TSB 
74000 60 Engine temperature was not stable. Thermostat was purchased to repair problem but I was unable to perform the repair. 

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2006 Audi A4 2dr Convertible

turbocharged 170hp 1.8L I4 6-speed shiftable CVT FWD

Audi A4 in Massachusetts, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2006 5000    
15000 0 replaced cracked headlight washer fluid line 
25000 1000 I believe it is insane that all four brakes and rotors should go at 25,000 miles. Discovered at 25,000 PM. Repair performed at local service station, est cost at dealer almost 1100 
32300 0 Power steering hose clamp came loose and lost all power steering fluid 
 

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2005.5 Audi A4 4dr Sedan

turbocharged 200hp 2.0L I4 6-speed manual AWD

Audi A4 in Connecticut, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Oct 2007 30000    
31000 0 Engine ran rough at start up - like only two or three cylinders firing. Three restarts had same problem. After waiting a few minutes another restart had a smooth engine but the light was on. Apparently there was a TSB on this faulty "ventilation valve". 
 
Audi A4 in Pennsylvania, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jan 2007 23000    
27000 0  
86300 300 Replaced purge valve 
91000 500 Charcoal Canister replaced 
105500 90 Exhaust system hanger replaced 
118000  
Audi A4 in Wisconsin, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2006 45000    
69000 600 Bottom Windshield Wiper resevoir cracked. All fluid leaks out now! 
87000 4782 Fuel valve eaten by engine; required new top end, fuel pump, filter. 
 

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2005.5 Audi A4 4dr Sedan

255-horsepower 3.1L V6 6-speed shiftable automatic AWD

Audi A4 in New Jersey, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Nov 2007 24000    
25000 0 2 faulty ignition coils were causing cylinder misfires which lead to the engine being rough at idle. The ignition coils were replaced under the manufacturer's warranty. 
34000 0 Trunk latch was defective and would not stay closed. Replaced under warranty. 
37000 0 Driver side window regulator replaced under factory warranty Outstanding work: Torn vinyl side bolster Torn vinyl side bolster - quoted $200 to replace. Complained to Audi of America about not being covered under warranty. No solution provided. 
44500 0 replaced warn front brake pads 
56000 0 Rip in driver side bolster re-opened after being repaired twice. Dealer paid for it and considered it "goodwill". Tried to blame the problem on me (not manufacturing defect) and said this is the last time it will be paid for. 
62000 650 Oil leaking from manifold. Extensive labor charges incurred to repair a $15 gasket that prematurely failed. 
69700 300 Engine is slow to turn over. Replaced fuel sensor and fuel filter. Declined throttle body and injection cleaning service. Problem still exists 
73000 0 Rear Cam oil leak Valve cover oil leak Rear Differential leak 
73000 0 Rear cam oil leak not repaired. 

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2005.5 Audi A4 / S4 / RS4

Engine not specified

Audi A4 in California, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2006 21000    
23000 0 Door rattle from faulty latch. replaced Dome light out. Replaced. 
 

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