2005 Porsche Boxster Porsche Boxster 2005

We are 103,000+ car owners sharing real-world car information.

Join Us

2005 Porsche Boxster repairs by problem area

Engine (38%)

Transmission and Drivetrain (4%)

Brakes and Traction Control (3%)

Suspension and Steering (3%)

Electrical and Air Conditioning (20%)

Paint, Rust, Leaks, Rattles, and Trim (23%)

Other (8%)

Select a problem area

Show all problems

Need advice about a specific Porsche Boxster problem?

Chart based on 196 repairs.
See TSBs and recalls for the 2005 Porsche Boxster.

2005 Porsche Boxster electrical repair cost distribution

$2500+ (3%)

$1000 - $2499 (15%)

$500 - $999 (18%)

$100 - $499 (31%)

< $100 (33%)

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

Chart based on 39 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2005 Porsche Boxster 2dr Convertible

280-horsepower 3.2L H6 6-speed manual RWD

37000 mi The front hood latch was sending a spurious signal to the computer and needed to be replaced. 
21000 mi Motor that pushes convertible top was broken. There are two in the car, so the top was still working but just not well. The mechanic noticed the problem when a different problem was being fixed. Motor replaced under warranty. 
25000 mi

US $150
Replaced Battery 
39100 mi

US $100
Window would not go down fast enough when the door was being opened. 
18000 mi CD player would not play. 
18000 mi

US $2100
Scheduled maintenance, First set of 4 new Bridgestone tires, Oil,Lube & filter, Wiper blades, head light adjustment. 
13000 mi

US $477
Got "system fault-visit workshop" message due to cleaning headlight covers with microfiber towel. 
47000 mi front trunk light not working. after getting car back from dealer, abs and check engine lights on. dealer kept car additional day, reflashed computer, and problem fixed. 
65600 mi

US $800
Passenger seat stopped working and would not move. 
87500 mi

US $300
Apparently a drain under the seat plugged up and the controller under the driver's seat got wet and malfunctioned. The repair shop is still trying to get the needed part. 
105000 mi

US $1600
starter replaced 
32000 mi Air conditioning didn't blow cold air. Dealer replaced A/C relay under CPO warranty. 
78000 mi

US $300
Passenger door latch sometimes failed to auto-lower the window. Replaced faulty door latch. 
47000 mi

US $600
A/C recharge. 

Return to top

2005 Porsche Boxster 2dr Convertible

280-horsepower 3.2L H6 5-speed shiftable automatic RWD

8600 mi

US $300
driver's electric seat switch broken 

Return to top

2005 Porsche Boxster 2dr Convertible

240-horsepower 2.7L H6 5-speed shiftable automatic RWD

12000 mi Driver's window would not go all the way up when top closed. Would go to top and then retract 1/2 way. Had to special order part. Replaced window motor. Gave me a new Boxster as a loaner over the weekend. 
48500 mi

US $1400
Replaced alternator 
53000 mi

US $2100
Decided my horn was bad as well.  
47740 mi

C $75
One low beam H7 halogen headlight bulb burned out, was alerted by car messaging system. Owner replaced both low beam bulbs as the color temperature was different, and they tend to burn out together. The bulb appeared to be original - lasted 12 years! 

Return to top

2005 Porsche Boxster 2dr Convertible

240-horsepower 2.7L H6 5-speed manual RWD

53000 mi

US $770
Airbag control module died. 
82000 mi

US $800
Driver door latch micro switch failed. New latch installed.  
14296 mi

US $1093
Yearly Service. Replaced battery. Low Horn replaced. Fixed passenger side window switch - window did not drop when opening doors. Replaced brake fluid and cabin filter. Still under Porsche Certified Warranty. 
12000 mi ac vent (warranty item) 
49000 mi

US $300
Airbag controller had to be replaced, only a couple of days out-of-warranty. Porsche paid for part ($700), I paid labor ($300). Warning light went on about a year ago, but dealer couldn't find problem. 
35000 mi

US $140
Brake light (bulb) burned out. 
45000 mi

US $48
Replaced passenger side brake light. 
51000 mi

US $620
Front trunk release switch failed. 
78600 mi

US $300
window switch replaced 
89000 mi

US $900
Relieve valve blew 
52000 mi

US $75
Replaced window regulators in both windows. Replaced front hood emergency latch servo motor. 
59000 mi

US $75
Headlight switch also failed. Amount indicated paid is only for RMS and headlight switch repair. 
84000 mi

US $2600
Homelink buttons replaced, buttons broken. 
102000 mi

US $1100
Alternator replaced and oil changed 
115000 mi

US $300
Replaced door sill trunk and frunk switches. 
77200 mi Door switch the keep window down till door is closed lost the cam follower that makes it function. 
76200 mi

US $500
Door latch mechanism was sending inconsistent signals, causing window to act erratically as door was opened or closed. 
112000 mi

US $6
Replaced left headlamp bulb 
125000 mi

US $140
Replaced battery because it was 7 years old with same brand/type Interstate MTP48/H6 
28200 mi

US $165
No sound from audio system. 

Return to top

See TrueDelta's information for all Porsche models.

2005 Porsche Boxster Electrical 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 2005 Porsche Boxster problems occur, check out our car reliability stats.