Mercedes Benz E500 owners have reported 2 problems related to horn assembly (under the electrical system category). The most recently reported issues are listed below.
Horn did not sound/blow even key was in the ignition. It sound/blow only if car/ engine is running.
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all problems of the 2006 Mercedes Benz E500
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Controls on steering column periodically do not work. While most of these are convenience items, the horn also did not work. Happened 4 times--12/16 driving to work; 12/'20 driving to and from dulles airport; 12/26 in the morning. Each time the temperature was below 30 degrees f. Dealer serviced vehicle on 12/22--said wiring was repaired but experienced same problem again on 12/26. Restarting car does not reset the controls. Concerned about driving without an operable horn.
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all problems of the 2005 Mercedes Benz E500
🔎.
| Problem Category | Number of Problems |
|---|---|
| Electrical System problems | |
| Crankshaft Position Sensor problems | |
| Horn Assembly problems | |
| Battery problems | |
| Dashboard Failed problems | |
| Wiring problems | |
| Alternator/generator/regulator problems |