2005 Mercedes-Benz E-Class Mercedes-Benz E-Class 2005

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2005 Mercedes-Benz E-Class repairs by problem area

Engine (37%)

Transmission and Drivetrain (10%)

Brakes and Traction Control (7%)

Suspension and Steering (13%)

Electrical and Air Conditioning (26%)

Paint, Rust, Leaks, Rattles, and Trim (2%)

Other (4%)

Chart based on 156 repairs.
See TSBs and recalls for the 2005 Mercedes-Benz E-Class.

2005 Mercedes-Benz E-Class engine repair cost distribution

$2500+ (4%)

$1000 - $2499 (15%)

$500 - $999 (27%)

$100 - $499 (25%)

< $100 (29%)

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

Chart based on 52 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2005 Mercedes-Benz E-Class

Engine not specified

89000 mi

US $400
Changed motor mounts. 

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2005 Mercedes-Benz E-Class 4dr Wagon

221-horsepower 3.2L V6 5-speed shiftable automatic AWD

127900 mi

US $1900
Oil leak 

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2005 Mercedes-Benz E-Class 4dr Sedan

turbocharged 201hp 3.2L I6 Diesel 5-speed shiftable automatic RWD

47500 mi

US $800
EGR valve died - this appears to be a known manufacturing defect on the car but since it was out of warranty I ate the cost. 
166000 mi

US $5400
High pressure fuel pump, 2 injectors, turbo and in-tank fuel lift pump replaced due to failure of high pressure pump and metal shavings throughout the system. 
87000 mi

US $400
EGR sticking open causing limp home mode. Replaced with redesigned oem part. 
143300 mi

US $550
Replace belt tensioner, pulleys and belt. 
89300 mi

US $420
Replaced all glow plugs in engine. Two had become faulty so I replaced all of them since they would all evenyually fail. 
95000 mi

US $2005
Scheduled maint. D, replace all engine mounts, brake fluid flush. 
96300 mi

US $1090
Glow plug light remained on after engine started, check engine light came on. Glowplug relay was bad, replaced. Heating system quit blowing warm air. Heater exchange failed. Replaced. 
115700 mi

US $1300
glowplug failure 
186000 mi

US $1000
ecu failed 
100000 mi

US $65
Replaced thermostat. Engine operating temperature was about 60C instead of 92C. After replacement engine warms up much more quickly and runs at 92C. 
140000 mi

US $28
Glow plug controller failed. Controller was replaced. After glow plug controller was replaced, a glow plug failed. Replaced at 140k miles. This is the third glow plug that has been replaced on the car since it was new, and is considered a wear item. 
156000 mi

US $200
Water pump bearing failed. In hindsight I had plenty of warning but ignored the symptoms. Impeller contacted engine block and put tiny aluminum filings throughout cooling system, and then locked, causing belt to to squeal and then come off. 
169300 mi

US $95
Replaced #3 glow plug. 
185000 mi

US $120
Replaced driver side engine mount. Replaced glow plug #2 Replaced #6 glow plug. After #2 glow plug was replaced, glow plug light and CEL remained on and a scan indicated a problem with a glow plug circuit. The problem was that #6 glow plug failed immediately after #2 was replaced making it appear that #2 replacement did not fix the problem. After #6 was replaced the error code disappeared and warning lights went away. 
137000 mi

US $125
Noticeable vibration at idle and while running. Replaced both motor mounts and transmission mount. Simple procedure; corrected problem. 
115000 mi

US $350
Replaced water pump 
118000 mi

US $850
Replaced glow plugs and control module. One fuel injector was leaking (black death). Injector removed and replaced 
23000 mi OIL LEAK COVERED BY WARRANTY 
36000 mi

US $700
A check engine light went on. I brought the car to the dealer who diagnosed the problem and repaired the car. The problem was with the glow plugs used to start the ignition as this car is a diesel. 
41700 mi

US $25
Replaced diesel glow plug 
142000 mi

US $125
Replaced Glow Plug 
51000 mi Bad glow plug. 
202000 mi

US $574
Had "Check Engine" light. Dealer replaced all glow plugs PR Bulletin. P-B-15.20/66. 
247200 mi

US $500
Bolt holding fuel injectors came loose and diesel fuel leaked upwards around fuel injector on front two injectors. Diesel fuel got hot,carborized, and melted electrical connections on injectors. Engine cover also partially melted.  
258000 mi

US $25000
More than one of the fuel injectors started to leak. Had all the injectors removed and rebuilt. Reinstallation taking place right now. One injector was not able to be rebuilt, had to purchase one new injector. 
182000 mi Glow plug replaced. glo plug replaced 
96000 mi

US $500
Pulley seized.  

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2005 Mercedes-Benz E-Class 4dr Sedan

supercharged 469hp 5.4L V8 5-speed shiftable automatic RWD

63000 mi Replace gas tank, fuel pumps, and associated parts. 
83399 mi fuel tank replaced under extended warranty 
112000 mi

US $255
Supercharger intercooler leak. Replaced. Supercharger pulley bearings fell apart, replaced. Heater core switch malfunctioned, replaced. 
121000 mi Fuel pressure seems to be low when car has less than quarter tank. Car stumbles and hesitates frequently 
123000 mi Fuel tank, pumps and sending units replaced under extended warranty 

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2005 Mercedes-Benz E-Class 4dr Sedan

302-horsepower 5.0L V8 7-speed shiftable automatic RWD

96000 mi

US $650
Oil leak from RH valve cover Transmission not downshifting smoothly. Software updated, new engine and transmission mounts installed 
100000 mi cooling fan not working 
104000 mi

US $175
Rear main oil seal was leaking Engine misfire case. I was told it was spark plug wires at a cost of $1100. I attempted the repair myself but the problem was not corrected. The car will be going back to the dealer tomorrow. 
104700 mi

US $650
mass airflow sensor 
115000 mi

US $600
Engine would crank for an extended period of time before it would start especially when hot. Eventually the CEL came on. Told it was either a crank or cam position sensor. Dealer replaced Crank Sensor and problem went away. 
141500 mi

US $350
CEL on and rough idle. Replaced EGR valve. 
187900 mi

US $1500
Fuel pump failed. fuel pump replaced Water pump making noise 
57000 mi

US $1200
Crank position sensor failed 
18000 mi

US $800
valve cover leaks - car just went out of warranty, Mercedes covered repair. 

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2005 Mercedes-Benz E-Class 4dr Sedan

302-horsepower 5.0L V8 5-speed shiftable automatic AWD

40000 mi Valve cover gasket leaking. 
85000 mi

US $1620
Electronic ignition switch failed intermittently. New switch installed and software reloaded. 

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2005 Mercedes-Benz E-Class 4dr Sedan

221-horsepower 3.2L V6 5-speed shiftable automatic RWD

106000 mi

US $375
Needed a new ignition switch. Dealer replaced, Mercedes paid for part, I paid labor. 
109000 mi

US $510
Changed water pump 

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2005 Mercedes-Benz E-Class 4dr Sedan

221-horsepower 3.2L V6 5-speed shiftable automatic AWD

123200 mi

US $750
Replaced the engine mounts 
123000 mi

US $767
Crankshaft Position Sensor 
1200 mi complete breakdown due to failure of main vehicle computer 

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2005 Mercedes-Benz E-Class 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 2005 Mercedes-Benz E-Class problems occur, check out our car reliability stats.