Alternator/generator/regulator Problems of Mercedes Benz E320

Mercedes Benz E320 owners have reported 2 problems related to alternator/generator/regulator (under the electrical system category). The most recently reported issues are listed below.

1 Alternator/generator/regulator problem of the 2003 Mercedes Benz E320

Failure Date: 10/04/2018

Tl the contact owns a 2003 mercedes-benz E320. While driving 60 mph, the vehicle stalled without warning while turning. The contact stated that all of the power windows became inoperative, as well as the horn and brakes. The vehicle continued to accelerate independently and was unable to be stopped. The contact had to apply the emergency brake to stop the vehicle. The contact stated that the battery and alternator warning indicators flashed on the instrument panel. The contact replaced the battery and the alternator, but the failure recurred. The battery was disconnected and reconnected several times in an attempt to correct the failure. A dealer and the manufacturer were not notified. The failure mileage was unknown.

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2 Alternator/generator/regulator problem of the 1999 Mercedes Benz E320

Failure Date: 03/16/2003

1999 mercedes-benz E320t, 60k miles - crankshaft harmonic balancer (damper pulley) failed. Advised by mechanic to replace immediately, so as to avoid loss of multi ribbed-v-belt and concurrent loss of power steering, alternator and water pump function.

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Other Common Electrical System related problems of Mercedes Benz E320



E320 Service Bulletins
E320 Defect Investigations