Audi Q7 Audi Q7

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Audi Q7 repairs by problem area

Engine (24%)

Transmission and Drivetrain (2%)

Brakes and Traction Control (9%)

Suspension and Steering (5%)

Electrical and Air Conditioning (35%)

Paint, Rust, Leaks, Rattles, and Trim (18%)

Other (9%)

Chart based on 512 repairs.

Audi Q7 engine repair cost distribution

$2500+ (9%)

$1000 - $2499 (36%)

$500 - $999 (18%)

$100 - $499 (33%)

< $100 (3%)

Chart based on 33 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2012 Audi Q7 4dr SUV

supercharged 333hp 3.0L V6 8-speed shiftable automatic AWD

22350 mi

US $500
Engine was using excessive amount of engine oil (2 quarts/month). Dealership replaced some seals and gaskets and updated the software and the issues seems to have been corrected. 

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2011 Audi Q7 4dr SUV

turbocharged 225hp 3.0L V6 Diesel 8-speed shiftable automatic AWD

15000 mi Diesel fuel system issue. Audi replaced both fuel pompa lines and drained tank and system 
44000 mi

US $200
sensor related to fuel pressure replaced 
67000 mi CEL related to DEF pump. Could be pump itself or just the sensor. Audi comped 40% of the repair cost. $800 
86000 mi

US $175
EGR cooler was replaced 
11000 mi The car is a diesel: the ad blue (fuel additive) light came on stating tank needed refilling. It didn't. 
12000 mi Replaced AdBlue sensor -- whole pump / sensor apparatus. 
62000 mi

US $90
Burning through Ad blue. Not getting 10,000 miles per tank 
28000 mi NOX sensor was failing causing the Check Engine Light to come on intermittently. Power management system was working incorrectly causing the battery to not function correctly. 
70700 mi Exhaust system, adBleu readings 

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2011 Audi Q7 4dr SUV

supercharged 333hp 3.0L V6 8-speed shiftable automatic AWD

15000 mi Low oil warning indicator -added 2 quarts of oil 
18700 mi low oil indicator light, topped off oil by dealer, installed oil consumption test monitor 
31000 mi

US $65
low oil light came on. found leaking head gasket. dealer replaced under warranty. also had the tires rotated. 
45000 mi Oil leak (second one). 
48000 mi low oil light on - had to add oil again. oil consumption WNL per Audi, burning 2/10 quart per 1k miles. I disagree! 
57700 mi

US $1000
had to replace engine 

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2011 Audi Q7 4dr SUV

supercharged 272hp 3.0L V6 8-speed shiftable automatic AWD

25000 mi TPMS, EPC, MIL, TRACS all came on at once. Engine ran rough with miss fire all RPMs. Problem diagnosed - bad coil on cyl #1. Was replaced under warranty with all plugs. Car runs fine. 
60000 mi

US $598
Engine overheated, replaced thermostat and water temp sensor. 
47300 mi

US $500
Oil leak,  

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2010 Audi Q7 4dr SUV

turbocharged 225hp 3.0L V6 Diesel 6-speed shiftable automatic AWD

60000 mi

US $3500
3 trips to get ad blue injection system repaired and then replaced. over $3,500 in charges. Took 3 weeks. Research suggests same failure on VW Toureg with same power train. 
73000 mi

US $300
Turbo boot was oil soak cause by air inlet breather leaking oil on the boot. Replace boot and turbo breather. 
75000 mi CEL LIGHT ON; REPLACE O2 SENSOR UNDER WARRANTY CPO 
81700 mi CHECK ENGINE LIGHT WAS ON. WENT TO DEALER SAID HAVE A BAD GLOW PLUG. COVER BY CPO WARRANTY 
95000 mi

US $200
OIL LEVEL SENSOR WAS LEAKING, REPLACE WITH A NEW ONE DURING MY OIL CHANGE 
11249 mi Coolant light came on; water pump leaking. Replaced water pump under manufacturer's warranty. 
90000 mi

US $900
ADBLUE pump failure 
92000 mi

US $1000
Glow spark detector 
96000 mi

US $1000
NOx sensor malfunction. Engine light was on and would come and go 

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2009 Audi Q7 4dr SUV

turbocharged 225hp 3.0L V6 Diesel 6-speed shiftable automatic AWD

42000 mi Sensor for check engine light malfunctioned. Repaired w/o charge under warranty. 

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2009 Audi Q7 4dr SUV

280-horsepower 3.6L V6 6-speed shiftable automatic AWD

500 mi Engine misfire. Coils replaced 
800 mi Engine misfire. Fuel injector replaced. Engine misfire again - fuel injector flushed 
1400 mi Engine misfire. Additional fuel injectors replaced 

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2008 Audi Q7 4dr SUV

350-horsepower 4.2L V8 6-speed shiftable automatic AWD

30000 mi Drive-by-wire warning light came on and acceleration was awful. Was able to drive the car to dealer next day. Dealer found fault code and had to remove manifold to repair issue with software/computer system. 
113000 mi

US $300
Intake manifold position potentiometer sensor LH had to be replaced which was causing the air to fuel ratio to throw a check engine light for engine running too lean. TSB. 

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2008 Audi Q7 4dr SUV

280-horsepower 3.6L V6 6-speed shiftable automatic AWD

6000 mi Faulty emission sensor. 
63000 mi

US $1600
Coolant leak required water pump and belt replacement. Fuel system tune up and throttle service 
80000 mi Carbon build up on intake valves 
82000 mi

US $1665
Carbon build up on intake valves 
86000 mi

US $758
Fuel leaking 
63000 mi

US $900
Leaking antifreeze, diagnose as hose. Hose was replaced but still leaked. needed 2nd trip to dealer for anti-freeze cover by thermostat area on water pump 
58000 mi P0420 - Catalyst System Efficiency Below Threshold Bank 1. The dealership tried to do a test on the system and they couldn't complete it. The check engine light was reset and since the light hasn't came back on I haven't taken it back for more tests. 
60000 mi Engine light came on with misfire on cylinder 1 took to audi and diagnosed sporadic misfire, audi replaced coil and test drove, no further light. Have been using additive to avert carbon build up as part of routine maintenance 
33000 mi Car was mis-firing, required injector cleaning which took 3 days 
14959 mi Fuel Rail Pressure code. Car did not start immediately and then stalled on the way to dealer. Tank was 1/8 full. Dealer claimed car should not be driven at 1/4 full or less. 
22000 mi Stalling problem continued after last repair attempt, vehicle was towed back to the dealer. Replaced high-pressure fuel pump. Stalling continued. 
23000 mi On fourth attempt, finally found the problem, a bad sender in one of the sides of the fuel tank. 

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2008 Audi Q7 4-door

turbocharged 6-cylinder diesel automatic AWD

138260 mi

$300
EGR was not working properly. 

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2007 Audi Q7

Engine not specified

52000 mi Q7 in the shop from June through November for rattling noise from engine, major electrical problems, and a water leak. The day after I got it back the CEL came on again. In shop many times before, average of 30+ days each time. Got rid of it. 

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2007 Audi Q7 4dr SUV

turbocharged 233hp 3.0L V6 Diesel 6-speed shiftable automatic AWD

16120 mi For the second time unable to open fuel cap, using electrical access switch 
22940 mi Replace Turbo 
29140 mi Turbo Replaced 

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2007 Audi Q7 4dr SUV

350-horsepower 4.2L V8 6-speed shiftable automatic AWD

99700 mi

US $1200
Oil Seal and separator replacement 
112300 mi

US $1700
O2 Sensor, Engine Computer, Repair still in progress 
37000 mi Coolant warning light came on. Discovered coolant levels were well below minimum. Per dealer, coolant system leak, replaced coolant tank. 
82500 mi

US $700
Replaced oil strainer 
99000 mi

US $1200
Replaced oil filter stand gasket and crank case ventilation seal. Also performed carbon buildup cleanup. 
102000 mi

US $2500
Oil seals needed to be replaced on the upper CAM cover and internal areas. 
107000 mi

US $1000
Oil leak from the oil separator and also replacement of an O2 sensor. 
109000 mi Oil smell continues to intermittently enter the cabin. 
118000 mi Recurring oil leak spilling onto the exhaust manifold causing burning oil smell to enter the cabin. 
58500 mi Oil Leak: Bad gasket between oil filter housing and engine block. Removed intake manifold in order to repace bad seals. 
41540 mi Coil failed caused a cylinder to misfire. 
43000 mi Noticed oil on floor under engine. Remedy - found oil separator leaking Cat 3. R&R oil separator. Cleaned off engine. 
60700 mi

US $85
Intake manifold actuator failed. 
13000 mi had to have the gas tank replaced due to the small silver disc at the gas intake failing - gasoline pump got stuck and the disc would not seat properly - this is a "cold weld" and forced replacement of the entire tank  
96000 mi

US $900
code PO174 bank 2 system too lean. they replaced a sensor and the oil separator and the problem still exists. 
35000 mi Check engine light. They replaced an intake manifold flap. I got it back the next day and the light came on again. 
35500 mi They now think it's an air intake hose issue. Parts ordered. 
36000 mi The vehicle has gone in approximately 5 times for a check engine light issue. On the most recent visit, they replaced the oil separator. The check engine light has not returned since. 

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2007 Audi Q7 4dr SUV

280-horsepower 3.6L V6 6-speed shiftable automatic AWD

88640 mi

C $500
The dealer could not identify a problem. Proposed to remove an engine to figure it out ($5K labor only to remove and reinstall). Got it from the dealer in worst condition than initially. 
10000 mi The "Diesel" sound on cold start. Dealer stated earlier VIN did not match engines with valve issue. Stated this time start up noise fixed via software update. Engine noise is now gone. 
22000 mi Grinding noise and oil light on cold starts returned. This time dealer replaced oil filter flange and problem was resolved. 
9700 mi Broken fuel sensor(car inoperable for 5 weeeks, sunroof rattle 
9000 mi Governor engaged while driving. No discernable cause, but dealer fixed the problem with a software upgrade. 
16000 mi

US $25
Oil Pump not functioning properly. TSB recall notice from Audi was used to solve problem. 
98580 mi

C $160
The fan always had problems and it started smoking last week! Repair cost would be $400+labour...not like. My husband tried fixing it but it's close to the end of its life. 
99580 mi

C $1200
Spark plugs and something else need to be replaced 
103780 mi

C $1000
Also replaced the fan. 
90000 mi

US $2100
Cleaned carbon out of engine.  
90300 mi Update: one month later might have total engine failure despite all service at dealerships. Ordered new engine, dealer agreed to pick up 80 percent because we've bought three vehicles from them. 
91000 mi New engine was received & placed in vehicle by dealer - vehicle was in service for about 90 days. Q7 now runs very smooth - dealer also serviced transmission free of charge. 
158300 mi

US $1700
Catalytic converter issues/warning lights - spacers inserted and problem solved 
11000 mi O2 sensor replaced, reset 10k service reminder as this is not included with optional AUDICARE service package. 
32471 mi Misfiring and Hesitation 
39674 mi Misfiring continues, check engine comes on. Dealer sees errors and updates codes. 
41082 mi

US $493
EPC light is on,key was stuck in car. Brake light malfunction and door handle malfunction  
47173 mi

US $382
Engine misfiring. Dealer states no trouble found. Rear fog light repaired. Rear door handle button won't lock doors. 
49143 mi

US $221
Won't start. ESP warning and check engine light. Misfiring. Water Ingress. MMI replaced as goodwill (Warranty Expired).  
49743 mi

US $316
Won't start ESP light and check engine. Misfiring. ECM replaced.(Goodwill) 
50325 mi Won't start ESP warning light. Moisture in vehicle. (Goodwill) Power Stud and Wiring checked 
51552 mi Misfiring and won't start. Deal states new battery is needed and G17 Fueling injector clean for carbon build up. Repair was declined and deal wish to no longer work on vehicle. "LMFAO" 
40000 mi Dieseling, engine rattle, oil injector 
37000 mi Engine Coil failure 
86700 mi Timing chain skipped. Timing chain tensioners, guides, cogs replaced. All valves were reported bent due to timing chain skipping and creating need to remove engine, bore cylinder heads, and replace all valves. 
127300 mi

US $1100
Had to replace one catalytic converter and O2 sensor 
153000 mi

US $400
Rear coolant leak 
183000 mi

US $540
Engine fault, fuel pressure sensor faults replace sensor in fuel system still an issue. 
197500 mi

US $2400
Replace catalytic converter Replaced fuel pump 
5000 mi Coolant leak. 
5000 mi Fix coolant leak reported in Jan.. 
139000 mi

US $60
Replaced serpentine belt tension pulley. 
147000 mi

US $250
Replaced oil filter and flange unit. Vehicle was making a noise intermediately at startup. Sounded as if top half was not being lubricated with oil. 
165300 mi

US $1500
Cylinder head had the water jacket leak into number 5 cylinder. This was caused by erosion to the head itself. Cylinder head is being welded by a shop and will get a valve job and be resurfaced. Car is still being worked on. 
6000 mi Front Oxygen sensor code detected and replaced. 
15000 mi Noise and oil pressure indicator after sitting for a couple of days. The dealer replaced oil filter flange kit as per TSB 2015411/4. 
51000 mi

US $2300
Excessive Carbon Build Up - Check Engine Light 

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2007 Audi Q7 4-door

6-cylinder automatic AWD

17000 mi Low oil pressure indicator. 
18000 mi Oil Pressure light came on frequently. Audi decided to replace the ENTIRE ENGINE. I think they may have an issue with Q7s as the service manager indicated that this was not the first vehicle he had seen where the corporate office decided to replace the 

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2006.5 Audi Q7 4dr SUV

350-horsepower 4.2L V8 6-speed shiftable automatic AWD

38440 mi

A $460
Faulty under hood heat sensor turning cooling fan on at random, flattening battery. Sensor replaced under extended warranty but battery not covered - had to be replaced. 
55460 mi Vehicle occasionally loses power when going from standing start up an incline, when motor is already warm. It then revs high before coming right. Only happened twice, but no trace found on computer. Tested by mechanics, but could not repeat. 

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Audi Q7 Engine Problems

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