Porsche 911 Porsche 911

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Porsche 911 repairs by problem area

Engine (40%)

Transmission and Drivetrain (9%)

Brakes and Traction Control (2%)

Suspension and Steering (8%)

Electrical and Air Conditioning (25%)

Paint, Rust, Leaks, Rattles, and Trim (11%)

Other (6%)

Chart based on 613 repairs.
See TSBs and recalls for the Porsche 911.

Porsche 911 engine repair cost distribution

$2500+ (17%)

$1000 - $2499 (19%)

$500 - $999 (18%)

$100 - $499 (25%)

< $100 (22%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 224 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2020 Porsche 911 2dr Coupe

turbocharged 443hp 3.0L H6 8-speed automated manual RWD

2000 mi Engine mount issue 

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2017 Porsche 911 2dr Coupe

turbocharged 420hp 3.0L H6 7-speed automated manual RWD

2000 mi Water pump failed and was replaced. 
20000 mi Coolant leak. Water pump. 

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2017 Porsche 911 2dr Coupe

turbocharged 370hp 3.0L H6 7-speed manual RWD

23000 mi Water pump and some associated parts. 

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2017 Porsche 911 2dr Convertible

turbocharged 420hp 3.0L H6 7-speed automated manual RWD

15000 mi Replaced water pump due to small leak 

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2015 Porsche 911 2dr Coupe

430-horsepower 3.8L H6 7-speed manual AWD

9920 mi Oil pan leaking. Technician over tightened screw and caused leak. 

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2014 Porsche 911 2dr Convertible

400-horsepower 3.8L H6 7-speed automated manual AWD

26000 mi Recall. Additional engine heat shield installed. Engine management software updated. 

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2013 Porsche 911 2dr Coupe

400-horsepower 3.8L H6 7-speed manual RWD

51000 mi

US $500
Left radiator fan replaced. Still worked sometimes. No increase in temps. 

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2012 Porsche 911 2dr Coupe

408-horsepower 3.8L H6 7-speed automated manual RWD

53000 mi High pressure fuel pump failed. 

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2011 Porsche 911 2dr Coupe

345-horsepower 3.6L H6 6-speed manual RWD

20000 mi replaced thermostat which was stuck open. warranty covered it. 

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2010 Porsche 911 2dr Coupe

385-horsepower 3.8L H6 6-speed manual AWD

55000 mi

US $1800
Engine mounts were replaced. 

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2010 Porsche 911 2dr Coupe

345-horsepower 3.6L H6 7-speed automated manual RWD

4000 mi

US $5000
check engine light EGV replaced- 30 days in shop 
60000 mi

US $1100
The mass airflow sensor failed again. The oxygen sensor also failed, again. 

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2009 Porsche 911 2dr Coupe

turbocharged 480hp 3.6L H6 6-speed manual AWD

30000 mi

£200
Leaking front coolant hose...replaced hose and coolant 
31000 mi Turbo actuators were sticking, shop lubricated them...now working fine 

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2009 Porsche 911 2dr Coupe

385-horsepower 3.8L H6 7-speed automated manual RWD

48360 mi

C $400
CEL after oil change. Oil cap is causing vacuum leak. I purchased and replaced the oil cap and issue is resolved. 
74000 mi

US $1500
High pressure fuel pump failed, car drove home in a limp mode 

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2009 Porsche 911 2dr Coupe

385-horsepower 3.8L H6 7-speed automated manual AWD

60000 mi

US $3000
Factory sport exhaust cans developed rattle 
13000 mi

US $300
10,000 mile annual service 
25420 mi Defective cat replaced under warranty. 

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2009 Porsche 911 2dr Coupe

385-horsepower 3.8L H6 6-speed manual RWD

52000 mi

US $900
Coolant pipe leak. 
11500 mi Coolant leak. Replace water pump under warrenty 

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2009 Porsche 911 2dr Coupe

345-horsepower 3.6L H6 7-speed automated manual RWD

10065 mi Replace center muffler clamps per Porsche technical service bulletin 
107000 mi

US $500
Bolt on tensioner pulley for serpentine belt broke. Engine had to be lowered from body to extract portion of bolt still in the block 

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2009 Porsche 911 2dr Coupe

345-horsepower 3.6L H6 6-speed manual RWD

56000 mi

US $330
Oil change 

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2009 Porsche 911 2dr Convertible

385-horsepower 3.8L H6 7-speed automated manual RWD

53000 mi Replaced bad coil for number 5 cylinder. 

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2009 Porsche 911 2dr Convertible

345-horsepower 3.6L H6 6-speed manual RWD

32000 mi I could remove the key from the ignition cylinder and the engine kept running 

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2008 Porsche 911 2dr Coupe

355-horsepower 3.8L H6 6-speed manual AWD

54000 mi replaced water pump, thermostat and belt 

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2007 Porsche 911 2dr Coupe

turbocharged 480hp 3.6L H6 6-speed manual AWD

36200 mi Check engine light came on. Took to dealer, who read the codes and determined the gas cap retention cable was preventing the cap from sealing properly. Light came on when tank went below approx 1/2 full. Dealer cleared code, no charge. 
18000 mi

US $600
Left radiator replaced 

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2007 Porsche 911 2dr Coupe

turbocharged 480hp 3.6L H6 5-speed shiftable automatic AWD

68200 mi

$5500
Replaced all studs, nuts, gaskets in exhaust system due to rust 
71080 mi

$7000
Water coolant pipes leaking, replaced/repaired where applicable. 
73360 mi Debris in radiator, lump in front bumper 
79980 mi

$1200
Split turbo pressure hose 
81840 mi

$400
Failed gasket between headers and turbo 

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2007 Porsche 911 2dr Coupe

355-horsepower 3.8L H6 6-speed manual RWD

11000 mi Replaced rear main seal 
63000 mi

US $1900
Rear Main Seal, Intermediate Shaft Seal, 
63000 mi

US $200
Replaced all three plastic idler pulleys on the accessory drive belt system. Replaced accessory drive belt 
23000 mi

US $240
Drive belt replaced. 
17000 mi Replaced alternator harness under CPO - voltage drops 
37000 mi

US $250
Replaced water pump. 

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2007 Porsche 911 2dr Coupe

355-horsepower 3.8L H6 6-speed manual AWD

72500 mi

US $1300
New spark plugs and updated coil packs; engine had misfires in multiple cylinders stored in the computer likely due to old plugs and failing coil packs; oil change. Misfires never caused noticeable issues but now the car seems a bit more responsive. 

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2007 Porsche 911 2dr Coupe

325-horsepower 3.6L H6 6-speed manual RWD

57000 mi

US $300
A small cooling hose required replacement due to failure of the factory crimp on clamp. 
57000 mi

US $270
Failure of coolant reservoir. 
15900 mi

C $3500
Rear main seal was replaced. 
16740 mi

C $270
Engine accessories, the idler arm pulley had to be replaced. 
40000 mi

US $2800
Clutch went out 

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2007 Porsche 911 2dr Coupe

325-horsepower 3.6L H6 6-speed manual AWD

70060 mi

C $1500
water pump replacement oil separator replaced 
59800 mi

US $650
Replaced 3 cracked coil packs and 3 non-cracked coil packs 
74000 mi

US $500
Car fire caused by short in radiator control module 
100000 mi

US $500
Cracked coolant expansion tank leaked onto right-side ignition coils, fouled the spark plugs, and made the car not start. Replaced expansion tank and coolant 
101300 mi

US $1000
Needed a new ignition switch 
102400 mi

US $850
Replaced one of the front radiators due to a small leak 

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2007 Porsche 911 2dr Coupe

325-horsepower 3.6L H6 5-speed shiftable automatic RWD

48360 mi

$800
AOS replacement 
52700 mi

C $19000
Scored #6 cylinder 
52700 mi Total engine loss. New shortblock would be $30k. I wrote Porsche, and they offered to cover a third. Wife wanted more practical vehicle, so traded it on a Cayenne instead of repairing. Pfaff Porsche was extremely helpful. 

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2007 Porsche 911 2dr Convertible

355-horsepower 3.8L H6 6-speed manual AWD

51300 mi engine temp sensor replaced 
57600 mi

US $800
Broken pulley. All pulleys replaced, new belt, oil change, new coolant 
58200 mi

US $600
Engine coolant resevoir cracked 
59000 mi

US $5100
Clutch and flywheel replaced. Clutch showing early sign of wear while releasing pedal. No performance problems 
46500 mi

US $10000
Complete engine rebuild due to metallic fragments in the motor oil. Known to Porsche as an "IMS" failure. The Intermediate Shaft bearing failure is known to all Porsche owners for 996 and 997 models (1999 to 2008), not including the Turbo. Jack Daniels Porsche in Upper Saddle River, NJ graciously contacted Porsche and paid for 2/3's of the repair and provided a loaner car for the entire month the car was in the shop. 

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2007 Porsche 911 2dr Convertible

325-horsepower 3.6L H6 6-speed manual RWD

58000 mi

US $1700
Water pump, thermostat, belt, spark plugs and coolant replaced due to age (10 years). Porsche M97 engine water pump has plastic impeller which can disintegrate and clog coolant passage, reccomend change before failure. 
59000 mi

US $350
Oil fill tube broke at elbow joint. Engine run rough as Air to oil system fa imm led to operate properly with broken filler tube. 
25000 mi

US $2950
Oil leak and clutch replaced 

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2007 Porsche 911 2dr Convertible

325-horsepower 3.6L H6 6-speed manual AWD

50000 mi

US $1500
Replace clutch 

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2006 Porsche 911 2dr Coupe

381-horsepower 3.8L H6 6-speed manual RWD

11000 mi

US $1000
1 muffler can rattled esp. upon start and lessening as car heated up. 

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2006 Porsche 911 2dr Coupe

355-horsepower 3.8L H6 6-speed manual RWD

79800 mi

US $840
Water Pump Pulley bearing completely failed, pulley fell off. Replaced Water pump and Serpentine belt. Replaced and bled coolant. Water Pump Pulley bearing completely failed, pulley fell off. Replaced Water pump and Serpentine belt. Replaced and bled coolant. Replaced thermostat with lower temp unit, mod not repair. 
109500 mi

US $150
Cracked coolant reservoir 
117000 mi

US $200
Air oil seperator replacement 
27000 mi

US $850
Seized accessory belt pulley and broken accessory belt. Belt replaced along with all three belt tensioners. 
33000 mi

US $6700
clutch replaced due to wear.  while transmission was out noticed a leak in the oil cooler that needed to be fixed. Also replaced RMS on the car. It was starting to weep. replaced spark plugs as part of 5 year maintenance. replaced plug cores as well. They were worn. 

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2006 Porsche 911 2dr Coupe

355-horsepower 3.8L H6 6-speed manual AWD

40000 mi

US $100
Radiator hose popped off and leaked coolant; shop just reattached and added coolant. 
43000 mi

US $800
Misfire, broken ignition coil pack, replaced all plugs and coils. 
46000 mi

US $600
water pump replaced 
37820 mi Engine ticking and rapping when coolant temp >90 C, coming from cyl bank 2, oil consumption 1 liter/800 km, occasional large puff of oily exhaust on startup, black and sooty exhaust tip on driver's side. 
38320 mi Full engine replacement from Porsche factory, zero-time reman including all accessories >20K$ value paid by CPO warranty program. Currently I am in break-in period. So far ao good, all previous symptoms are gone (high oil cons., tapping..) 

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2006 Porsche 911 2dr Coupe

325-horsepower 3.6L H6 6-speed manual RWD

53000 mi dead coil on 2nd cylinder, coil replaced by CPO warranty 
66500 mi

US $1100
Water pump leaking, replaced. 
72000 mi Catastrophic engine failure requiring replacement. No tear down, but oil and antifreeze mixing so at least a cracked cylinder. A remanufactured motor was anywhere between $18-28k. 

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2006 Porsche 911 2dr Coupe

325-horsepower 3.6L H6 6-speed manual AWD

12000 mi

US $900
Fuel would not go into tank because of pressure build-up. Fuel tank vent pump and filter was replaced. 
31180 mi Cylinder scoring - complete engine replacement 

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2006 Porsche 911 2dr Convertible

381-horsepower 3.8L H6 5-speed shiftable automatic AWD

65200 mi

US $13000
3.8 rebuild due to scoring on cyl 6 and 5. 

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2006 Porsche 911 2dr Convertible

355-horsepower 3.8L H6 6-speed manual RWD

46000 mi

US $1135
One cooling fan motor stopped working. Needed to be replaced. 

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2006 Porsche 911 2dr Convertible

325-horsepower 3.6L H6 6-speed manual RWD

42000 mi

US $234
Ignition coil went bad. Replaced all 6. 
43000 mi

US $400
Water pump failed catastrophically. Replaced pump and thermostat, flushed coolant. 
48000 mi

US $3000
Replaced clutch 
52000 mi

US $650
Coolant expansion tank developed leak 

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2006 Porsche 911 2dr Convertible

325-horsepower 3.6L H6 5-speed shiftable automatic AWD

17600 mi Engine scoring in Cylinder 

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2005 Porsche 911 2dr Coupe

325-horsepower 3.6L H6 5-speed shiftable automatic RWD

166000 mi

US $1700
water pump bearing failed, coolant leaking 
6000 mi

US $800
Oil leak at engine seal. 

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2004 Porsche 911

Engine not specified

61000 mi

US $1800
Failure in air/oil separator 

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2004 Porsche 911 2dr Coupe

turbocharged 415hp 3.6L H6 6-speed manual AWD

34720 mi

C $600
Oil pressure sensor beginning to fail. Intermittent warning light. Replaced. 

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2004 Porsche 911 2dr Coupe

320-horsepower 3.6L H6 6-speed manual AWD

90858 mi

US $1105
Replace Water Pump, hose, coolant 

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2004 Porsche 911 2dr Coupe

320-horsepower 3.6L H6 5-speed shiftable automatic RWD

57200 mi

US $1050
Replaced one catalytic converter. 

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2004 Porsche 911 2dr Convertible

turbocharged 415hp 3.6L H6 6-speed manual AWD

68000 mi

US $250
Replaced transmission mount 

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2004 Porsche 911 2dr Convertible

320-horsepower 3.6L H6 6-speed manual RWD

42900 mi

US $240
Misfire and loss of power temporarily and engine light came on. One coil failed. Stopped and restarted the car and was able to drive normally but engine light stayed on. 
65100 mi

US $70
replaced defective electrics of ignition switch 

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2004 Porsche 911 2dr Convertible

320-horsepower 3.6L H6 6-speed manual AWD

68510 mi

€673
RMS (rear main seal) was replaced. Clutch replacement (1st one). Total repair cost was relatively low because transmission was already out of the car due to RMS replacement. 

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2003 Porsche 911 2dr Coupe

turbocharged 450hp 3.6L H6 6-speed manual AWD

47000 mi

US $1200
Emissions had an issue with the secondary air system which was malfunctioning. A solenoid needed cleaning and all seems well. Passed emissions testing for the state. 
18712 mi

US $210
Replaced Coolant Hose and Clamp Replaced Defective Oil Pressure Sensor 

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2003 Porsche 911 2dr Coupe

345-horsepower 3.6L H6 6-speed manual RWD

48000 mi

US $300
Replaced motor mounts 
37820 mi

$2200
Water Pump Leak 
102000 mi

US $1047
AOS Fail(broken inlet) 

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2003 Porsche 911 2dr Coupe

345-horsepower 3.6L H6 6-speed manual AWD

30380 mi Rear main seal leak. Replaced seal. 
62992 mi

C $15000
scored cylinder #6, motor not repairable. Engine replaced with upgraded x51 motor. 

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2003 Porsche 911 2dr Coupe

315-horsepower 3.6L H6 6-speed manual RWD

65000 mi

US $22
Received check engine light for cylinder 1 misfire. Replaced all spark plugs which resolved the issue. 
68700 mi

US $435
The left side catalytic converting was making a tapping/ticking noise. Cat needed to be replaced. 
44000 mi

US $850
Had motor mounts replaced. One was starting to sag. Normal for a 12 year old car. 
52000 mi

US $2000
Had PO344 OBDII code related to cam timing problem. Found engine out of time due to tensioner failure on bank 1. Replaced all 3 chain tensioners. While engine out replaced air/oil separator, oil cooler seals, dual mass flywheel, clutch and catalytic converters that were rattling due to loose guts. 
55000 mi

US $15000
Engine developed bearing knocks. Engine replaced with factory short block assembly. 

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2003 Porsche 911 2dr Coupe

315-horsepower 3.6L H6 6-speed manual AWD

85100 mi Engine mount replacement because I noticed the driver side tail pipe sagging lower then the passenger side. 
95000 mi

US $2233
Oil pressure warning light goes off. Replaced oil pressure sender and shield, $171. Power to cooling fans but fans are not working. Replaced both cooling fans, $1256. Coolant leaking from engine block cap. Replaced cap and coolant, $232. 
41000 mi

US $500
ignition switch and steering column lock replaced 
91204 mi Clutch switch repair. 

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2003 Porsche 911 2dr Convertible

345-horsepower 3.6L H6 6-speed manual RWD

31820 mi

C $2300
replacement of cracked coils on each of 6 cylinders 

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2003 Porsche 911 2dr Convertible

315-horsepower 3.6L H6 6-speed manual RWD

100000 mi

US $4500
Broken valve spring Clutch IMS bearing 

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2003 Porsche 911 2dr Convertible

315-horsepower 3.6L H6 5-speed shiftable automatic RWD

33000 mi

US $289
MAF sensor went defective 

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2002 Porsche 911 2dr Coupe

turbocharged 450hp 3.6L H6 6-speed manual AWD

20000 mi

US $10
replaced defective ignition switch 
44000 mi

US $1700
two of the ignition boxes went bad. Replaced all six and changed plugs while they were in there. Also did tune up. 

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2002 Porsche 911 2dr Coupe

turbocharged 415hp 3.6L H6 6-speed manual AWD

30000 mi

US $1000
Ignition switch went bad. Very difficult to insert key 
34000 mi

US $239
Replaced coils. 5 of six were cracked resulting in misfires at WOT 
58000 mi

US $2000
Water pump slight coolant leak dripping to ground, also makes rattle sound. Also replaced "while you are in there" items spark plugs, motor mounts, drive belt. 
58700 mi

US $550
Replaced bad drive belt tension roller. 

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2002 Porsche 911 2dr Coupe

320-horsepower 3.6L H6 6-speed manual RWD

76600 mi Replace water pump 
41200 mi

US $11500
Metal found in oil filter, engine torn down and rebuilt to eliminate source and replace damaged items: IMS bearing, rod and crank bearings, valve lifters. Caught just in time. IMS bearing upgraded 12k ago, but possible metal not all cleaned out then. 
43000 mi

US $1800
Corrosion on several pins of engine wiring harness connector caused severe misfires and multiple fault codes. 
80000 mi

US $100
Low voltage, poor battery charging. Replaced corroded starter/alternator cable. 
94000 mi

US $426
Replace bank 1 camshaft position sensor 
94000 mi blown engine, metallic particles in oil pan and oil filter. IMS bearing failed, though it was a LN Engineering ceramic replacement bearing that had been installed as preventative maintenance when the 911 was purchased. 
53000 mi

US $100
Oil pressure indicator sending unit 
99760 mi

C $200
Replaced rattling muffler with used part. 
32000 mi

US $2500
leak radiator fluid under engine area 
60200 mi

US $2600
RMS Leak fixed, IMS leak fixed, IMS Update bearing installed, New Belts 
83700 mi

C $1000
Replaced fuel pump 
89280 mi Repaired a vacuum leak - cracked vacuum reservoir Repaired fuel level sender - broken wire. 
90200 mi Fuel pump replaced again after only 12 months - under warrantee 
93620 mi Fuel pump failure 
33000 mi

US $65
Oil Pressure sensor replaced. 
45400 mi

US $100
Check engine light on for misfire. 
50900 mi

US $3000
Misfire caused catalytic converter damage. Replaced coils, plugs, and other maintenance items. 
53900 mi

US $250
Check engine light reset. Unable to find the problem within a reasonable expense limit. 
56000 mi

US $778
Check engine light indicated issues with oil/emission valves. 
71200 mi

US $4000
Coolant leaking into cylinder head, gasket replaced. 
75000 mi

US $500
Coolant Expansion Tank Replaced - plus coolant hose, coolant and cap. Due to leak. 
85000 mi

US $21545
Engine failed due to IMS bearing giving out. Only fix was to replace entire engine with new crate engine Porsche. 
64000 mi

US $890
Ignition switch failed 
59000 mi

US $3200
Cylinder scoring caused by lose valve spring. Valve cradle was replaced with redesigned version, adding $500 to cost. Cracked ignition coil also replaced. 
65000 mi

US $725
Fuel gauge was reading wrong. Tank sensor was replaced, but because of stray wire it took two tries. 
75000 mi

US $1200
Was in for a clutch job, decided to get intermediate shaft bearing fix done at the same time, especially with IMS bearing flange showing leakage and metal shavings. 

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2002 Porsche 911 2dr Coupe

320-horsepower 3.6L H6 6-speed manual AWD

65100 mi

C $550
The ignition stopped working. When turned off the engine would shut off, but the parking lights would remain on as if the key was still in the ignition. Steering wheel lock wouldn't engage either. Replaced the ignition. 
48608 mi

US $289
CEL -- readout of fault codes replace mass air flow sensor(charged for part only. no labor) 
20 mi

US $300
Leaking coolant reservoir 
68000 mi Noted an oil leak from the engine, found to be cam chain tensioner washer leaking, loosened, cleaned and re-tightened (without removing tensioner) now good. 
70000 mi

£300
Replaced the AOS (burning oil on start up and exessive engine vaccum when running) and also the cam lifter sensor (leaking oil) on the left cylinder bank. 
79000 mi

£100
Downpipe to catalyst bolts and studs corroded and joints opened causing bad exhaust blow, replaced studs, nuts and gaskets and 2 sleeves. 
79000 mi

US $9
Key started to become "sticky" when removing from ignition. The rear part of the ignition switch needed to be replaced. Same part as VW/Audi, NAPA sells it for $9. Easy DIY fix with internet help/photos. Half an hour. All good now. 
80300 mi

US $27
Ignition switch broke again. Replaced with OEM switch this time (used cheaper NAPA) part last time) 
87000 mi

US $6500
Broken exhaust valve spring. Also intermediate shaft bearing update. 
92000 mi

US $428
Spark plugs 
102000 mi

US $1914
car running hotter than usual in very hot weather, radiator fans and relays were replaced, 1507.98 
104000 mi

US $1002
The car was in for a minor adjustment to CV boot replaced earlier and mechanic noticed water pump was leaking. It was recommended that I have it replaced with an OEM part. The part was delayed, which is why the car was in the shop for 8 days. 
125000 mi

US $3291
Clutch replaced due to wear.  
60000 mi

US $175
Replaced motor mounts 
62000 mi

US $3450
IMS Bearing Failure resulting in major engine destruction 
66000 mi

US $175
Replace crankshaft angle sensor 
70300 mi

US $135
Replace oxygen sensor 
156500 mi

US $300
Replaced leaking water pump (bad bearing - starting to leak). Also replaced the thermostat with 160 deg cooler running thermostat (stock is 180 deg.). Also replaced the serpentine belt. Porsche dealer wanted $1,060.00 for this 3-item repair. I did it myself with hand tools in the driveway with parts from eBay for $300. Took about 3-4 hours and a bit of struggling. 

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2002 Porsche 911 2dr Coupe

320-horsepower 3.6L H6 5-speed shiftable automatic RWD

30160 mi

$900
coolant pump noisy and leaking. Purchase pump and gasket from Stuttgart and DIY. Quite a straight forward job with tips from rennlist. 
34720 mi Replaced ballast resistors for both radiator fans as they stopped running with AC on. 
36260 mi

$200
Replaced coolant tank. Noticed a bit of leakage, replace before it gets worst. 
48440 mi coolant hose to AOS leaking, replaced. 

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2002 Porsche 911 2dr Coupe

320-horsepower 3.6L H6 5-speed shiftable automatic AWD

91140 mi

€2750
I had the check engine light and a rough idle. First the coils and spark plugs were changed. This didn't fix the problem. The Porsche Centre replaced 6 valvelifters/tappets, problem solved ( eur 1.500 for labour + 1.400 for parts). 
97960 mi Leaking water pump replaced.  
106020 mi

€350
2 coil packs and plugs changed 
106020 mi

€350
Other four coilpacks + plugs 

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2002 Porsche 911 2dr Convertible

320-horsepower 3.6L H6 6-speed manual RWD

66000 mi

US $500
Water pump replaced 
83000 mi

US $1300
Fuel line leak. R/R fuel line and sender unit. 
40000 mi

US $1100
Air/Oil separator replaced. 
52000 mi

US $4500
ims bearing, rear main bearing clutch 
54000 mi

US $1000
Car was running hot and losing coolant quickly. 

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2002 Porsche 911 2dr Convertible

320-horsepower 3.6L H6 6-speed manual AWD

66000 mi

US $1300
new coolant expansion tank 

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2002 Porsche 911 2dr Convertible

320-horsepower 3.6L H6 5-speed shiftable automatic RWD

7500 mi

US $4400
Replace rear main seal on crankshaft (RMS) 

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2002 Porsche 911 2dr Convertible

320-horsepower 3.6L H6 5-speed shiftable automatic AWD

91000 mi

US $1400
muffler corroded. 
92000 mi

US $550
Idler pulley failed. Alternator shaft bent when idler pulley failed. Replaced 2 idler, tensioner pulley, alternator and belt. 
95000 mi

US $85
Passenger side seat vibration. Found leak on hydraulic engine mount. Replaced engine mounts. 
92000 mi

US $700
Metallic rattle from catalytic converter. 
97000 mi

US $930
coolant leak from rear of engine cover plate. gasket replaced. 
63800 mi

US $1500
two hoses replaced, small hole in each. coil pack had crack in it. while they were taking care of these problems I also had them replace the plugs and put in a new water pump and do a brake flush. Also replaced the serpentine belt. 

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2001 Porsche 911

Engine not specified

82000 mi

US $3000
Replace failed Air-oil separator 

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2001 Porsche 911 2dr Coupe

turbocharged 415hp 3.6L H6 6-speed manual AWD

41540 mi

C $1200
Water pump replacement. 

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2001 Porsche 911 2dr Coupe

turbocharged 415hp 3.6L H6 5-speed shiftable automatic AWD

46000 mi

US $500
vacuum leak pre engine, pressure tests sorted it out but v troublesome because some hoses were impossible to get to. Eventually when those fail, the engine n gearbox must be lowered in order to fix them 

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2001 Porsche 911 2dr Coupe

300-horsepower 3.4L H6 6-speed manual RWD

100000 mi

US $1200
cooling resevoir cracked 
79900 mi

US $1700
Replaced fuel pump. 
119500 mi Removed front bumper and radiator covers. Cleaned out leaves in radiator and condensors. Car immediately ran over 20 degrees cooler. 

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2001 Porsche 911 2dr Coupe

300-horsepower 3.4L H6 5-speed shiftable automatic RWD

28520 mi

A $2500
Replace mufflers 

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2001 Porsche 911 2dr Convertible

turbocharged 415hp 3.6L H6 6-speed manual AWD

68000 mi

US $200
Oxygen Sensor just needed to be changed so it will smog 

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2001 Porsche 911 2dr Convertible

300-horsepower 3.4L H6 6-speed manual RWD

65720 mi

C $195
radiator fans not working. Temperature sensor replaced. 
72000 mi

US $750
IMS Failure (Catastrophic Engine Failure) is the issue - I have babied this vehicle since purchase and the Porsche Design Flaw finally bit me despite the fact I did every service of the vehicle as required when it was required. 

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2001 Porsche 911 2dr Convertible

300-horsepower 3.4L H6 6-speed manual AWD

79360 mi

C $900
replace oil cooler 

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2001 Porsche 911 2dr Convertible

300-horsepower 3.4L H6 5-speed shiftable automatic RWD

53000 mi

US $102
replaced oil seperator 
60000 mi alternator 
102000 mi

US $3000
Air-Oil Separator Cam-Shaft Covers 

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2001 Porsche 911 2dr Convertible

300-horsepower 3.4L H6 5-speed shiftable automatic AWD

50000 mi

US $4000
had the water pump replaced as the shaft was beginning to fail. 
55000 mi cleaned throttle body 
87600 mi

US $62
wouldn't start hot 

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2000 Porsche 911 2dr Coupe

300-horsepower 3.4L H6 6-speed manual RWD

90000 mi

US $4500
Camshaft actuator control repaired but may need a new ECS 

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2000 Porsche 911 2dr Convertible

300-horsepower 3.4L H6 6-speed manual RWD

90200 mi

US $800
Air-oil separator. Check engine light, engine hesitating. 
91000 mi

US $200
Intake system leak. 
91000 mi

US $200
A second unrelated intake system leak 
91000 mi

US $65
Ignition switch needed replacing. Not allowing car to be started. 
91000 mi

US $2500
DME bad 

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1999.5 Porsche 911

Engine not specified

51600 mi

US $2500
Metal in oil filter, IMS bearing failing 

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1999 Porsche 911

Engine not specified

149000 mi

US $650
I replaced the clutch assemble and rear engine seal myself and it works perfect. OEM Sachs parts and OEM rear Crank Seal, now a pro at 996 tranny removal and replacement. 
21600 mi

US $220
ECU threw P1123. Excess fuel at idle and lean at WOT. Took it to a shop. They were unable to diagnose the root problem and didn't want to charge me to replace working parts. Code cleared and I am monitoring until more symptoms arise. 
26000 mi

US $800
MAF sensor had to be replaced; ECU had to be reprogrammed 
83700 mi

C $230
water pump noisy bearings 
62000 mi One of the Cam Tower covers was leaking when I sold it. 
48100 mi

C $250
Replaced engine mounts to reduce cabin vibration and improve shifting. 
137000 mi

US $4000
Cylinder head cracked, IMS Bearing Replaced, Clutch Replaced, Cooling System replaced, Ignition System Replaced 
79000 mi

US $2000
Overheating; water pump was replaced. 
55000 mi

US $1300
Rattling from lower left of engine. Failing water pump bearing. Replaced pump and since they were in the neighborhood, the thermostat and serpentine belt as well. 

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1999 Porsche 911 2-door

6-cylinder manual 2WD

53000 mi

US $260
Had a leaking coolant tank and finally decided to replace it and the coolant cap with new parts. 
60000 mi

US $300
Check valve for air injection system failed. Typical problem on 99's 
54000 mi

US $200
Air Oil Separator Replaced 
61000 mi

US $100
Repair serpentine belt pulley 
69300 mi

£200
Coolant reservoir developed a slow leak & was replaced by the owner. 
71000 mi

£300
1 coil pack failed. Replaced all 6 
82000 mi

£950
Radiator leak due to corrosion. 
44000 mi

US $500
Coolant expansion tank crack which was explained to be a typical problem for this car, but not a major repair 

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1995 Porsche 911 2-door

6-cylinder automatic 2WD

78000 mi

US $2000
Fuel pump failed, transmission, clutch linkage failure. Rank and pinion steering discovered to have a small leak. 

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1989 Porsche 911 2-door

6-cylinder manual 2WD

101000 mi

US $100
I replace the crankshaft seal. A $20 part, 8 hours of work. The cost would be closer to $750 at a repair shop. 

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See TrueDelta's information for all Coupes and Convertibles.
See TrueDelta's information for all Porsche models.

Porsche 911 Engine Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently Porsche 911 problems occur, check out our car reliability stats.