Porsche Cayenne Porsche Cayenne

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Porsche Cayenne repairs by problem area

Engine (35%)

Transmission and Drivetrain (13%)

Brakes and Traction Control (8%)

Suspension and Steering (10%)

Electrical and Air Conditioning (16%)

Paint, Rust, Leaks, Rattles, and Trim (10%)

Other (8%)

Chart based on 311 repairs.
See TSBs and recalls for the Porsche Cayenne.

Porsche Cayenne engine repair cost distribution

$2500+ (14%)

$1000 - $2499 (33%)

$500 - $999 (20%)

$100 - $499 (31%)

< $100 (2%)

Chart based on 51 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2014 Porsche Cayenne

Engine not specified

25000 mi

US $500
Leaking water pump 

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2014 Porsche Cayenne 4dr SUV

turbocharged 240hp 3.0L V6 Diesel 8-speed shiftable automatic AWD

58280 mi Check engine light came on, but performance remained unchanged. O2 sensor apparently came loose. Dealer cleaned sensor and reattached sensor. 
61380 mi Same oxygen sensor problem 
37500 mi Sensor for DEF fluid was defective. 

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2014 Porsche Cayenne 4dr SUV

300-horsepower 3.6L V6 8-speed shiftable automatic AWD

27000 mi Replaced water pump. Tech discovered coolant weeping from bearing. 

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2011 Porsche Cayenne 4dr SUV

400-horsepower 4.8L V8 8-speed shiftable automatic AWD

39000 mi

US $6000
Coolant pipes car had to be towed repair is taking a week and a half to complete 

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2009 Porsche Cayenne 4dr SUV

turbocharged 550hp 4.8L V8 6-speed shiftable automatic AWD w/low range

70500 mi

US $100
Engine torque strut 

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2009 Porsche Cayenne 4dr SUV

405-horsepower 4.8L V8 6-speed manual AWD w/low range

59000 mi

US $200
Check engine code P2404 triggered by low emission system vacuum. Truck ran without issues. Replaced engine vacuum pump to fix. Apparently a common problem that dealer wants $800+ to fix. DIY repaired for the cost of the pump and a few tools 
60000 mi

US $1700
Spark plugs faulty - likely cause is lack of maintenance (purchased car used). 

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2008 Porsche Cayenne 4dr SUV

turbocharged 500hp 4.8L V8 6-speed shiftable automatic AWD w/low range

55000 mi Turbocharger was leaking oil, dealer recommended replacement (Cost w/o warranty would be $4200) Lower oil pan was leaking oil (cost to replace out of warranty would have been $3700). 

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2008 Porsche Cayenne 4dr SUV

405-horsepower 4.8L V8 6-speed shiftable automatic AWD w/low range

42160 mi

C $800
Thermostat replacement 
97300 mi

US $1700
Direct Fuel Injection pump failure 

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2008 Porsche Cayenne 4dr SUV

385-horsepower 4.8L V8 6-speed shiftable automatic AWD w/low range

40000 mi Evap control replaced 
45000 mi Purge valve on emissions system. 
50700 mi Valve on gas cap lid failed. 
56000 mi check engine light - emissions system repair 
96000 mi

US $300
Air/oil separator diaghragm failed, causing wandering idle and several codes. 
82000 mi

US $195
Replaced worn out engine torque damper. Easy 10 minute job. 
92380 mi

$2500
Thermostat stuck fully open. 
80000 mi

US $1200
Check engine light for thermostat. Replaced thermostat, had dealer replace water pump at the same time as preventative measure and flush cooling system. Apparently a common problem at this age/mileage. 

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2008 Porsche Cayenne 4dr SUV

290-horsepower 3.6L V6 6-speed shiftable automatic AWD w/low range

100440 mi

C $3000
replaced one cracked fuel injector 

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2008 Porsche Cayenne 4dr SUV

290-horsepower 3.6L V6 6-speed manual AWD w/low range

88000 mi

US $900
Fuel system leak. First they had to replace the fuel pump and seals, then a new leak immediately developed at the engine 
88000 mi

US $80
Air intake pipe came loose, causing a Check Engine Light for a mass airflow sensor. 

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2006 Porsche Cayenne 4dr SUV

turbocharged 520hp 4.5L V8 6-speed shiftable automatic AWD w/low range

94000 mi

US $2400
replace cracked plastic coolant tubes with metal ones. Also replaced vacuum lines at rear of motor. 
70700 mi

US $1800
Coolant pipes failed at 70,000 miles. Spent two weekends replacing pipes myself. Huge pain to perform, would have been over $1000 in labor alone at shop or dealer. If you're buying a Cayenne, ensure this is already done. 

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2006 Porsche Cayenne 4dr SUV

turbocharged 450hp 4.5L V8 6-speed shiftable automatic AWD w/low range

144000 mi

US $1400
Stalling at idle when hot. Replaced throttle body 
42100 mi Replaced coolant pipes and crankcase breather hoses under warranty. 
46000 mi

US $550
(2) Replaced spark plugs, cornering lights and checked drive belts $549.57 
93000 mi Added one quart of Castol Edge Platinum 0W-40 Excessive oil consumption and warm-start smoking, possibly due to deteriorating oil fill. Scheduled oil service. 
93000 mi

US $180
Filled 9 quarts of Castrol Edge 0W-40. Reset OCI indicator lamp, at 93,305 miles. 
59000 mi Fuel tank seal leak. 
73300 mi

US $200
Replaced fuel evap canister purge valve. 

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2006 Porsche Cayenne 4dr SUV

340-horsepower 4.5L V8 6-speed shiftable automatic AWD w/low range

91000 mi Spark plug coils 
67300 mi

US $500
Coolant hose leaked 
68404 mi

US $771
Left fuel cap cracked, replaced left fuel cap 
57000 mi Fixed rough start condition, new fuel filter/check-valve. All covered under CPO warranty. 
78000 mi Found source of coolant smell, leak on crossover pipe at rear of cylinder heads. Fixed under CPO. No cost to me at all. 
199000 mi

US $3200
Replaced ignition coils,  rear main seal, 
96300 mi

US $2300
Replace starter which was damaged by leaking cooling tubes 
29000 mi Ignition coils replaced 
33000 mi Engine block replaced; nine week service visit 

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2006 Porsche Cayenne 4dr SUV

247-horsepower 3.2L V6 6-speed shiftable automatic AWD w/low range

60300 mi

US $1800
leak in thermostat housing 

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2005 Porsche Cayenne 4dr SUV

340-horsepower 4.5L V8 6-speed shiftable automatic AWD w/low range

135000 mi

US $350
Fuel Filter Assembly - Located under rear driver side dead. Assembly cracked and was leaking fuel, progressively got worse. 
43500 mi Water pump failed, replaced under warranty. 
76900 mi

US $83
Replaced fuel vapor canister purge valve(OEM part #948.110.202.01). Common issue was hard, rough starts, after refueling and P0441, P0442, P0455 DTC check engine lights. Remove driver side engine compartment covers and install valve/hose. 
78670 mi

US $127
Replaced leaking fuel filter flange, with OEM VDO Part #7L0.919.679, including sealing gasket #1J0919133B. 
85019 mi

US $502
Leaking water pump, at shaft seal. Replaced with new OEM unit, gasket and Continental Serpentine belt. 
89000 mi

US $15
Transfer case undercarriage cover/shield lost all bolts on forward mounting points, resulting in loud scraping noise at highway speeds. Tire tech was able to replace. 
147000 mi

US $400
Purge valve failure 
157000 mi

US $990
Coil packs 
176000 mi

US $1200
Water pump 
97300 mi

US $400
Replaced engine torque damper, 

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2005 Porsche Cayenne 4dr SUV

247-horsepower 3.2L V6 6-speed shiftable automatic AWD w/low range

78000 mi

US $236
Vacuum leak in emissions system. Garage found leak and ordered new hoses and replaced. 
103300 mi

US $200
R&R Water pump, main accessory belt. 
105000 mi

US $300
Vacuum hose cracked and needed to be replaced. Created a CEL 
105700 mi

US $2700
Engine crankcase and brake booster vacuum lines, main fuel pump R&R. thermostat housing cracked / leaking (back side of engine, required 12 hour labor) 
107700 mi

US $1100
Water pump housing cracked, leaking coolant. R&R waterpump and housing MAF failed, causing CEL. Needed to be replaced. 
111700 mi

US $2300
Motor and trans mounts failed.  Leaking intake gasket, fouled spark plugs 
114000 mi

US $25
Replaced oil pressure sensor 
116000 mi

US $1500
CEL check engine lights. Multiple vacuum leaks. 

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2004 Porsche Cayenne 4dr SUV

turbocharged 450hp 4.5L V8 6-speed shiftable automatic AWD w/low range

101000 mi

US $3000
One turbo oil line replaced. 
73000 mi

US $600
Plastic coolant pipes replaced with aluminum due to leak in plastic pipes. 
56400 mi

US $2200
replaced all engine coolant tubes 
60400 mi

US $180
replaced all 8 pencil ignition coils myself. No labor cost, just parts. All 8 were cracked. 
96000 mi

US $125
CEL on for small vacuum leak (P0456) in emissions system. Replaced gas cap.  
102000 mi

US $300
lubed gas cap and CEL stayed off since July. 
115000 mi

US $385
fuel tank purge valve and oil mist separator had vacuum leaks 
119000 mi

US $415
large vacuum leak causing CEL to stay on. Gas mileage dropped from 18 mpg to 14 mpg. Replaced the gas tank vent (purge) valve assembly on the front of the engine. 
132000 mi

US $3000
replaced water pump and 2 radiator hoses. Cost $800 
133000 mi

US $225
replaced check valve on evap emission system 
132000 mi

US $700
Intermittent engine power shutdown at less then half a tank of fuel and at highway speed. Remove and replace both fuel pumps and flange units. No more problems. 
107000 mi

US $485
Air Pump failure repair Secondary air pump not working, replaced fuse. 
152300 mi

US $800
Water pump replacement. At the same time did thermostat and cooling lines. Valve cover gaskets had gone brittle and were leaking. 
83060 mi

€4000
Two turbos changed due to cracking in one of them starting to leak oil 
113000 mi

US $1400
Coolant "T"s on back of engine exploded. Also needed several vent/breather tubes during replacement process. Issue is specific to Turbo models and occurred despite metal coolant pipe upgrade already being installed. 
100000 mi

US $200
Bad coil 
102500 mi

US $750
Leaking cooling fluid reservoir. 

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2004 Porsche Cayenne 4dr SUV

340-horsepower 4.5L V8 6-speed shiftable automatic AWD w/low range

49600 mi Engine has scuffed cylinder and cracked coil packs. Estimated cost to replace engine now $27,000, so car has been sold as is. 
58000 mi

US $150
camshaft sensor bank 2 
87000 mi

US $1384
The primary fuel pump was replaced because the car was losing power and not running properly Water pump replaced due to excessive noise - dealer felt that failure was impending 
122000 mi

US $255
Engine torque arm replaced due to split busing noticed by dealer during 120,000 mile routine maintenance. 
82000 mi

US $662
catastrophic engine failure, cracked cylinder (#3) piston seized, connecting rod smashed piston into valves, connecting rod continued to smash piston into pieces. Vehicle not repaired yet, Porsche NA contacted for engine replacement... 
105000 mi

US $2300
Original equipment plastic crossover coolant pipes cracked. Replaced with aluminum pipes. Also, ignition coils all replaced. 
106000 mi cooling tubes repaired 
60000 mi Replaced leaking water pump because adding coolant weekly. Also replaced coolant tubes as preventive maintenance. Rough engine when accelerating, cleaned injectors. 
76860 mi

C $400
Repair valve cover gaskets and another o ring on camshaft to stop small oil leaks. 
83080 mi

¤2800
Fuel vent valve replaced, 150 AED 
83700 mi key did not come out start switch! Modified start switch so key will never being locked again! 
108500 mi

¤3000
After replacing spark plugs, car did not accelerate anymore. Damaged ignition coils! Replaced all 8 coils => OK now. (old model: 938-602-104-05 => new 948-602-104-20) 
112800 mi

¤932
Secondary vacuum pump replaced PN: 95560510511. 
114080 mi

¤5500
No fuel supply to ignition Replaced fuel filter + fuel pump Done in Muscat (Porsche Center Oman) Thanks to Mr. Francis 
118000 mi At 118K well-maintained miles developed bad knock. Dealer assessed scorched cylinder, apparently common. Quote for full rebuild $18K. Decided to junk it. Overrated Porsche - never again. My wife's Accord is @ 240K and going strong. 
76000 mi

US $2200
Plastic water intake broke and need to be replaced. Part $800.00 for the kit and $2,000.00 labor with $300.00 discount. 
71700 mi

US $700
Cooling tubes leaking/replaced Water pump failed/replaced 

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2004 Porsche Cayenne 4dr SUV

247-horsepower 3.2L V6 6-speed shiftable automatic AWD w/low range

102000 mi

US $1000
Replaced faulty plugs and coils on all cylinders. Apparently all were original, never having been replaced before. 
103000 mi Left radiator fan running continuously due to control module failure. Replaced fan/module assembly. 

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Porsche Cayenne Engine Problems

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