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Expensive Audi TT repairs by problem area

Engine (41%)

Transmission and Drivetrain (9%)

Brakes and Traction Control (2%)

Suspension and Steering (17%)

Electrical and Air Conditioning (23%)

Paint, Rust, Leaks, Rattles, and Trim (6%)

Other (2%)

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Chart based on 127 repairs.

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Audi TT repair cost distribution

$2500+ (19%)

$1000 - $2499 (81%)

$500 - $999 (0%)

$100 - $499 (0%)

< $100 (0%)

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Chart based on 77 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

80000 mi

US $1200

Replace two pressure switches and reload R134A. Unsure of final fix, next shop trip is 1August.

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60000 mi

US $12000

complete engine replacement

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87100 mi US $1100	Replacement of coolant temperature sensor and thermostat
89100 mi US $690	Replaced both front strut mounts
106000 mi US $1120	Replacement of right front strut

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47300 mi US $700	Leaking Windshield Seal
54000 mi US $900	Check engine light on. Replaced THERMOSTAT and COOLANT TEMP SENSOR
67000 mi US $1000	Driver side automatic window stuck open. Replaced the window motor and regulator.

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39000 mi US $1100	broken spring in front suspension. Needed both changed.
42300 mi US $800	Drivers side window stopped going up all the way
44100 mi US $500	Shorted ignition switch causing issues with radio function as an initial symptom
48000 mi US $250	Damaged self leveling sensor Exhaust leak.. sleeve replaced !!

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59000 mi US $2000	Pads, rotors, and brake lines all around.
64000 mi US $100	Added ground to rear tail light assembly, known to fail and give light out message on dashboard due to factory ground is not sufficient.

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99200 mi C $1800	Wiring harness that connects the license plate lights and trunk release had three areas of damage (short and or open) from the trunk lid to the driver's side door. At the boot that exits the trunk lid, under the driver's seat and in the driver's door.
101680 mi C $500	Convertible top motor stopped working. Wire corrosion on main DC wires to motor. Wires replaced
136400 mi C $700	Driver's side electric window regulator steel cable completely corroded (1 strand left and the other strands were jamming the mechanism i.e. window got stuck!). Ordered part & replaced myself. At same time ordered passenger side regulator (still to be installed)
142600 mi C $300	all 6 CV joint bolts front passenger side were loose & one was completely off. The local mechanic has rarely ever seen this. I suspect that when I had the boots replaced 18 months ago (by another so-called Audi expert) the tech did not use lock-tite on the bolts (and my mechanic concurs). ESP fault and check engine light. Mass air flow sensor cleaned by local garage. Runs great and no issues after two days. Shop will verify codes for free if check engine light returns.

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95000 mi

US $1300

Thermostat failed. $100 part and $890 in labor to replace it. Oil leak at cylinder gasket discovered at 95,000 mile service.

90700 mi US $258	Cable that operates the driver's side power window broke.
104000 mi US $2090	High pressure fuel pump failure. Contaminated non-ethanol gas caused the high pressure fuel pump to fail prematurely. The cam follower, camshaft and regular fuel pump had to be replaced as well.
120000 mi US $250	Power window lift, passenger side.
123000 mi US $1340	Replace a/c compressor that was growling.
124000 mi US $135	Rear fender mounted brake light bar replaced.
125100 mi US $150	Steering wheel mounted shift control switch.

130000 mi

US $1360

Gas cap and trunk button wouldnt work Replaced water pump not working maintenance new timing belt 4 ignition coil.

19700 mi

US $1200

A/C compressor replaced A/C compressor replaced

62000 mi US $336	Bulb out warning on dash. Replaced 8J0-945-258 Bulb Holder, 1J0-973-733 Housing, 000-979-133-e Wire Set Fault code P0299: Replaced 06H-145-710D Turbo Diverter Valve
94000 mi US $1656	Replace starter Replace battery Replace turbo diverter valve
1085653 mi US $1134	Replaced Timing Balt and Water Pump
117000 mi US $369	Oil sensor and wiring replaced. Left CV Boot replaced

67500 mi US $1300	Passenger window motor replaced
81000 mi US $899	Thermostat sticking. Thermostat and coolant temp sensor replaced

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24000 mi

US $2800

Replaced ABS pump.

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12000 mi

US $2000

The convertible roof. It was the 4th time I'd had an issue with it, each time was a different component. Bluetooth not working. Thought it was because I got a new phone, but they said there was an internal short and the entire module had to be replaced.

55800 mi US $450	Ipod dock shorted out and needs to be replaced.
58000 mi US $200	Convertible top flap motors had to be replaced
65500 mi US $200	sensor for turn signal and rear light
71000 mi US $550	The driver's door would not open from inside the vehicle.
74300 mi US $400	Replaced passenger side front door speaker
91000 mi US $434	Replace left and right sway bar links
93000 mi US $660	Had to replace the convertible top flap motors.
100000 mi US $1200	Replace all 4 tire pressure monitoring sensors
108000 mi US $650	Replace high pressure fuel pump

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51760 mi C $700	Convertible top flap motors
53820 mi C $6500	Serpentine belt tensioner seized, shredded belt, engine overheated, cylinder head damaged

16000 mi US $33000	previous owner had top motor repaired under warranty
62000 mi US $1400	belt tensioner and pulley failure caused engine overheat, and engine stalling
70000 mi US $180	Indie changed 4wd haldex oil, since then, there is chattering in steering esp. At low speed.
72000 mi US $3000	replaced steering column and reflash ecu replaced steering column and reflash ecu

46000 mi US $300	Driver side speaker was not working so I scheduled a repair. During the repair the shop updated the transmission software.
68900 mi US $1100	convertible flap motors failed
73100 mi US $800	Paddle shifter assembly was not functioning properly and was replaced
88000 mi US $178	roof flap motors failed for the second time. The flap covers fit the area where the roof frame goes folds in to the retracted position.

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96000 mi

US $2000

don't remember.

60000 mi

US $3000

Electronic solenoid in the DSG/mechatronic unit failed. Replacement has to be built up for the car at the factory. Error code was P0746/17130. Pressure solenoid #1 open/shorted to ground.

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57000 mi

US $1100

Timing belt/tensioner replaced.

52500 mi

US $1025

Water pump replacement, timing belt & tensioner

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81000 mi US $1200	Shifter cables and 80000 service
82000 mi US $696	Shocks, struts and rubber boots

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146000 mi

US $1000

Replaced downpipe and vacuum hoses

94000 mi US $2500	Struts had to be replaced, one was torn
94000 mi US $300	vacuum hose cracked, part had to be ordered and replaced
98000 mi US $800	Fuse panel on top of battery failing, had to be replaced.
102000 mi US $180	Key will turn over but car won't start, usually will on the second or third try. There is a flashing key symbol on the dash when it won't start, but since it doesn't happen every time the car starts the mechanic wasn't able to replica
114300 mi US $500	Ignition coil was failing, had to be replaced, caused car to not start occasionally.
108300 mi US $1900	Main cooling fan not working, had to be replaced, caused engine overheating Charging to only 9 volts, sluggish starting
110500 mi US $1000	Headlight washer fluid was leaking, pump needed to be replaced. Upstream oxygen sensor failing, caused engine light to turn on.
119200 mi US $150	Changed spark plugs, the threads broke off one and had to be removed with a screw extractor. Engine had been noticeably misfiring and at least one of the spark plug gaps was measured as twice as large as in the new spark plugs. PCV hose cracked, was cut out and cracked section replaced

131200 mi US $180	Evap system throwing annoying fault giving check-engine light
133000 mi US $420	Same annoying fault. Turned out to be a valve that required removing the fuel tank.
136200 mi US $1250	Check engine light - minor evap leak again -finally at the dealer and they replaced the pump. Seems to be finally fixed after 4 years

40000 mi

US $2000

Change timing belt, repair leak around the camshaft sealing

86000 mi US $900	Glove box was replaced; the entire exterior latch completely broke off and they couldn't just replace the latch - the glove box had to be replaced. Box could have been just forced open instead, but would have left a non-working eyesore.
91000 mi US $675	Tie rod ends seized; replaced tie rod ends Internal CV boot cracked & leaking; inner and outer CV boot replaced Valve gasket cover and half moon gasket cracked; replaced
93000 mi US $1819	Secondary air pump replaced, as well as secondary air valve which had frozen open and was causing premature failures of multiple secondary air pumps. Dome light assembly, wire broken in headliner Passenger window doesn't crack when door opened and then close after door is shut. Oil cooler hoses, o-ring leaking (leaking oil)
94000 mi US $1082	Shift linkage was adjusted; transmission would not go into 1st gear most of the time. Burnt fuse block - fuse block replaced. Car was overheating intermittently at idle (for longer periods); A/C was not cooling. Crankshaft position sensor failed; replaced sensor and ECM relays
98000 mi US $1012	Replace AC compressor
98000 mi US $261	Replaced faulty ECM relay Replaced clutch safety switch - precautionary (as a result of warning message that clutch was not pushed in all the way)
98000 mi US $450	Cam/Crank Angle Sensor replaced Manual shifter bushings replaced replace headliner Recondition headlights - cosmetic, but also very dim due to scratches, etc.

150000 mi

US $1200

Exhaust leak in down pipe. Replaced

80000 mi

US $1500

After run coolant pump and control module needed replacement

90400 mi

US $4000

Transmission failed. Replaced with a used one. Also, replaced clutch.

92000 mi US $1200	Vacuum leak under intake manifold 3 wheel barings Misfires under high boost. spark plugs replaced, but still present Locks / hatch not functioning with key fob
92800 mi US $150	Replaced coil packs to eliminate misfire
105000 mi US $800	Noticed a boost leak, shop smoke tested it and found one. Replaced a whole bunch of vacuum lines and called it good. But I still have a leak present.

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69000 mi

US $2700

Dual mass flywheel failure

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129100 mi US $325	Torn CV boot. Replaced CV boot. Bolts broke during removal of the hub due to age and rust. All bolts replaced for hub.
137000 mi US $1500	Rear springs broken. Rear springs were replaced

118000 mi

US $1200

Interference Engine, timing belt broke, Pistons slapped valves. Valve train taken to machine shop and remachined with new valves. New head gasket and belts and seals. Dealership paid for labor since problem happened hours after purchased.

93000 mi

US $1000

replaced front axles and lower control arms with ball joints.

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50000 mi US $2800	Alternator broke. Replaced alternator and battery. Replaced front bushings.
54000 mi US $1200	sway bar broken

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90000 mi

US $1700

Water pump quit working. Got water pump replaced, new timing belt at the same time.

108000 mi US $330	charged AC, worked for a day. then took it back and had to replace compressor and fan. Then had all sorts of other problems pop up... Fuse block and harness replaced, with alternator Driver side window motor replaced at cost to owner of $330
114000 mi US $500	Replaced all spark plugs and all coils due to pre-ignition.
125500 mi US $100	4th time in 4 years trying to get AC fixed. $2000 so far. Dealership replaced a switch and covered the labor.

95200 mi US $1400	Both Rear shocks had blown and were replaced with a coilover suspension.
98200 mi US $200	New suspension bushings
96000 mi US $1000	Timing belt service. New gaskets. New motor mounts.

130000 mi US $750	Leaking rubber brake line, replaced all 4 corners. Tie rod end going bad, replaced entire tie rod assembly including both ends. Drivers side.
131000 mi US $1000	Temperature sensor housing cracked causing antifreeze leak. Rear wheel bearings also replaced.

184000 mi

US $1000

leaking steering rack.

89000 mi US $2900	Clutch was shot, as was flywheel. Converted dual-mass flywheel to single mass and replaced clutch.
89000 mi US $900	Front sway bar linkage was rattling over bumps; replaced torn CV boots (inner & outer).

134000 mi US $700	Oil leak at timing belt pulley dripped on coolant flange causing it to crack. Leaking small amount of oil and coolant. Replace variable camshaft timing belt housing gasket and tension cover gasket kit. Replace coolant flange at rear of cylinder head.
145000 mi US $425	Ignition coil pack for cylinder three failed. Had all four coil packs replaced.
148000 mi US $548	Oil cooler was leaking due to abrasion from an adjoining part. Replaced. Minor leaking stopped.
154000 mi US $920	Coolant flange replaced under warranty. Oil change. Oil pan drain hole stripped. Insert placed. Replace molded plastic tube from suction jet to intake manifold. Replace suction jet and one way check valve with three way splitter.
155000 mi US $372	Serpentine belt pulley tore off engine. Pulley and belt had to be replaced
161000 mi US $900	Transmission seals leaking. Windshield washer reservoirs leaking.
163000 mi US $2000	Replaced front sway bar bushings. Replaced front struts. Replaced front control arm bushings. Replaced rear stabilizer links.
165000 mi US $2000	Replace alternator. Broken bolt at main #1 bearing at crankshaft. Replace all bolts for main caps. Replace oil pump. Replace main #1 bearing.
142000 mi US $400	Replace front left outer axle shaft boot (CV boot)
176300 mi US $1800	Replace electronic Haldex controller

231450 mi US $470	Control arm bent 15-20 degrees, Bilstein shock internally ruptured. Might have been a rock run over on a dirt road at 20-25 mph, but tire and wheel were okay.
136000 mi US $1300	Vacuum leak searching, led to booster hose but in the interim replaced TIP, MAF & housing. Entire refresh of bushings, tie rod ends, etc etc - basically everything other than front subframe. Done free to make up for mistakes in vacuum leak search.

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59520 mi C $130	The alternator cable overheated due to loose connection, overheating the junction and damaging main fuse panel in battery compartment. Dealer estimated $2000 saying harness had melted. I refused repair. I replaced the fuse panel with a new part and a new crimp connector was installed on the alternator cable.
60760 mi C $800	Timing belt service consisting of timing belt, tensioner, roller water pump and ribbed accessory belt. Timing belt was starting to show visible signs of age (surface cracks).
66640 mi C $120	CEL light appeared on dash. "combi valve", failed to close properly. Untreated this would cause exhaust gas condensation in the secondary air pump leading to failure of that emission control device
77500 mi C $1250	CV boot damaged, replaced with new right front axle Break in left front coil spring, resulting from seized bearing in left strut mount. Replaced left and right coil springs and both strut mounts . Also replaced left and right struts because labor is no aded cost.

87000 mi US $1000	Engine idle sensor failed. Replaced throttle body and air flow sensor.
89000 mi US $200	Replaced alternator. During work, discovered a cracked EGR tube, which was replaced 2 days later. Replaced EGR tube.
99300 mi US $1600	Replaced compressor, expansion valve & evaporator.

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85200 mi US $975	Replaced pass side cv joint
88000 mi US $1200	TC light on. Gave garage a list of items to work on. Small leak on termostat housing. Replaced broken oil stick tube.

60000 mi

US $1200

Timing belt tensioner failed. Damage valves as a result. Replaced belt, tensioner, 8 exhaust valves, water pump, serpentine belt and its tensioner.

100000 mi US $3000	Turbo needed to be replaced
106400 mi US $250	CV boots- all on front and outer driver rear

33000 mi US $1350	Rear window on convertible top fell out. Began with small area of delamination from canvas and was totally unglued within 3 days. No way to readhere glass - had to buy new top.
35000 mi US $1200	Fuel pump failed - car would not start.
44600 mi US $360	CEL came on. Put on scope revealed lean mixture - traced to cracked and leaking intake line

26000 mi US $200	Check engine light is on stating that fuel air mixture is lean. Master cylinder not maintaining vacuum. Replaced. Coolant sensor going off semi-regularly despite coolant level and temperature being within normal levels. The shop replaced the coolant reservoir and sensor.
31000 mi US $1103	Airbag control module failed & replaced. convertible top sensor malfunctioning, which keeps the windows from closing all the way.
33000 mi US $432	Convertible top open/closed sensor broken.
33814 mi US $1263	Alternator failed and was replaced. Instrument cluster failed (incorrect gauges & unreadable display). Full cluster removed & repaird
36000 mi US $571	High pressure valve failed, causing all fluid to escape. Switch replaced, system recharged.

107200 mi US $167	I previously reported a hard starting problem, and the dealer oudn't determine the cause. The problem continued and after reserching on-line it appeared he coolant temperature sensor was the culprit. It was. The dealer replaced and all is w.
108200 mi US $100	Previous owner installe aftermarket end links and the studs were not long enough to ompletely thread the nut. Nut tended to work loose. Also, had a clunking noise in front end. Replaced both end links with Audi OEM parts. I think it's fixed.
110000 mi US $1750	Repaired coolant leak. Believe it was at/near thermostat. Repaired oil leak...replaced valve cover gasket. Replaced tie rods and lower ball joints.
111000 mi US $323	Continued to have oil leak. Entire drain pan was replaced because the drain plug was stripped.

75000 mi US $2600	Timing belt tensioner failed at 74500 miles resulting in slipped belt and crashed valves. Mechanic repaired head and did the rest of the normal timing belt service as well. Mechanic noticed that a vacuum hose harness had become brittle and cracked and so replaced it. Plastic funnel that holds the dipstick had become brittle and broken.
77200 mi US $700	Intermittent noise was diagnosed as worn front axles and bearings. These were replaced. (This also then required a front-end alignment and so the garage aligned front and back.)

71700 mi US $1634	Clutch slave cylinder.
80000 mi US $450	Air conditioning problems. Replaced auxiliary fan assembly.
88800 mi US $300	Alternator replacement.
93000 mi US $210	Coolant leak due to cracked coolant flange.

44500 mi US $1300	Replaced front strut mounts that were collapsed
46200 mi US $1400	Replaced convertible top after rear window fell out. No mechanical issues with convertible mechanisms.
49000 mi US $2100	left side outer CV boot torn at inner clamp and slowing grease. Removed and reinstalled outer cv joint, cleaned and regressed joint after replacing the outer cv boot and clamps Camshaft chain tensioner gasket leaking. Removed and replaced valve cover and replaced camshaft tensioner gasket set Lower power steering pressure hose union to rack was dripping fluid and power steering reservoir was at minimum level. Removed and replaced power steering pressure hose, bleed system and replenished fluid. Fuel filter and engine hoses old and fraying. Fuel filter, engine vacuum hose and solenoids below intake replaced

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62547 mi US $2467	O2 sensors failed. They were replaced. Power steering pressure sensor leaking. It was replaced. Corrosion of electrical contacts on left taillight, Connector replaced. Repair connector for left stop lamp. Replace leaking power steering pressure sensor. Replace engine temperature sensor. Replace thermostat. Replace front and rear O2 sensors. Replace rear-view mirror.
74350 mi US $4184	Alternator failure. Also, power steering pump was failing. Also, a small coolant leak at head. Also, decided to do the timing belt service and all related items, water pump, serpentine belts, all idlers and required seals. Replace alternator, power steering pump, thermostat, water pump, motor mount, serpentine belt, timing belt, idlers and seals.
78000 mi US $1052	Convertible top leaked and ruined one of the control modules.

29000 mi US $230	I broke the mirror adjustment switch when I leaned on it. Dealer replaced it. Part is too fragile for it's use! Cost me $130 for the part and $55 to install it. Passenger window suddenly stopped operating. Dealer said that the computer that constrols the windows needed some re-programming. Cost $50 to reprogram.
35000 mi US $1500	Convertable top needed to be replaced due to failure of the seal holding the rear window in place. Two different shops recommended that top needed to be replaced as window could not re-installed in old top.

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163300 mi US $200	Ignition coil pack
171700 mi US $2000	The sway bar had to be replaced entirely.
180000 mi US $1200	Fuel pump needed to be replaced.

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102300 mi A $230	coil pack replacement
116560 mi A $1250	Fuel pump failure

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130500 mi US $1201	Coil Pack on C4 needed replacing. While there, replaced alternator (NOT related to CP failure: dealer tech had sheared a bolt), and did som PM.
133500 mi US $810	Replaced compressor, dryer, and expansion valve complex.

152000 mi

US $2000

Cam belt tensioner filed. Replaced cam belt, tensioner. also o2 sensor and tuneup

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Expensive Audi TT repairs by problem area

Audi TT repair cost distribution

2012 Audi TT 2dr Hatch

2012 Audi TT 2dr Hatch

2009 Audi TT 2dr Hatch

2009 Audi TT 2dr Hatch

2009 Audi TT 2dr Hatch

2009 Audi TT 2dr Hatch

2009 Audi TT 2dr Convertible

2008 Audi TT 2dr Hatch

2008 Audi TT 2dr Hatch

2008 Audi TT 2dr Convertible

2008 Audi TT 2dr Convertible

2004 Audi TT 2dr Convertible

2003 Audi TT 2dr Hatch

2002 Audi TT

2002 Audi TT 2dr Hatch

2002 Audi TT 2dr Hatch

2002 Audi TT 2dr Convertible

2002 Audi TT 2dr Convertible

2001 Audi TT 2dr Hatch

2001 Audi TT 2dr Hatch

2001 Audi TT 2dr Convertible

2001 Audi TT 2dr Convertible

2001 Audi TT 2dr Convertible

2000.5 Audi TT 2dr Hatch

2000 Audi TT 2dr Hatch

Audi TT Expensive Problems