2006 BMW Z4 BMW Z4 2006

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2006 BMW Z4 repairs by problem area

Engine (20%)

Transmission and Drivetrain (7%)

Brakes and Traction Control (6%)

Suspension and Steering (10%)

Electrical and Air Conditioning (32%)

Paint, Rust, Leaks, Rattles, and Trim (21%)

Other (3%)

Chart based on 135 repairs.
See TSBs and recalls for the 2006 BMW Z4.

2006 BMW Z4 engine repair cost distribution

$2500+ (8%)

$1000 - $2499 (23%)

$500 - $999 (23%)

$100 - $499 (31%)

< $100 (15%)

Chart based on 13 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2006 BMW Z4 2dr Hatch

330-horsepower 3.2L I6 6-speed manual RWD

61000 mi

US $1800
Constant Oil Pressure Valve leak. 

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2006 BMW Z4 2dr Hatch

255-horsepower 3.0L I6 6-speed shiftable automatic RWD

79700 mi

US $150
replaced coil cylinder #5 
103000 mi

US $1200
new radiator resevoir hoses theromstat and water pump 

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2006 BMW Z4 2dr Hatch

255-horsepower 3.0L I6 6-speed manual RWD

60000 mi

US $475
Replaced air mass sensor 
62700 mi

US $1978
Water pump, thermostat, temperature sensor replaced. Water pump was preventives. When other two failed car overheated and had to be towed. 
65000 mi

US $870
Expansion tank exploded, dumping all coolant. Probably result of faulty cap. 

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2006 BMW Z4 2dr Convertible

330-horsepower 3.2L I6 6-speed manual RWD

65500 mi

US $780
Replace passenger-side broken engine mount bolts, engine mount bracket and rubber mount seats. 
72000 mi

US $2000
Oil cooler leaking. 
39000 mi

US $1000
During Inspection 1 service, an oil leak was found and thought to be from the constant pressure valve - turned out that the head gasket was the source, and that was replaced. 
56000 mi

US $401
Car will stall on cold starts and sometimes while sitting after warmed up. Drive belts had some visible cracks. 
35000 mi

US $179
cleaning of fuel injectors 

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2006 BMW Z4 2dr Convertible

255-horsepower 3.0L I6 6-speed shiftable automatic RWD

20000 mi Lifter noise, replaced lifters. 

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2006 BMW Z4 2dr Convertible

255-horsepower 3.0L I6 6-speed manual RWD

57500 mi

US $160
Coil replaced. 

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2006 BMW Z4 2dr Convertible

215-horsepower 3.0L I6 6-speed shiftable automatic RWD

26000 mi Valve tapping when cold. Shop replaced all exhaust side hydr. valve pushrods 
17300 mi Replaced lifters to solve problem of ticking noise.  
19000 mi Ticking sound from engine after short trips. Head replacement approved and parts ordered. 
22000 mi head replacement to correct ticking sound 
73000 mi

US $250
Car will not start replaced starter still same problem now have EML and check engine light. Will need to check trouble codes. 
74300 mi

US $554
No start, shop found "EWS" module bad, had to order from BMW and reprogram. The longest time was waiting for part to arrive. Actual labor was less then 4 hours. 
33000 mi Engine making ticking noise. All lifters and related parts replaced. Known problem 
36000 mi Replacement of vehicle head assembly 

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2006 BMW Z4 2dr Convertible

215-horsepower 3.0L I6 6-speed manual RWD

36000 mi

US $50
Head was replaced due to ongoing lifter tick problem, covered under CPO warranty. 
13000 mi Valve lifter problem 
14000 mi Valve noise, BMW performed hydraulic valve "flush" per an TSB. 
19000 mi Replace valve lifters.....ticking noise when cold or after short trips 
59000 mi

US $1900
The engine's fan started to run after being turned off, then a day later the engine thermostat was in the 'red' area 

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See TrueDelta's information for all Hatchbacks and Convertibles.
See TrueDelta's information for all BMW models.

2006 BMW Z4 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 2006 BMW Z4 problems occur, check out our car reliability stats.