2002 Mercedes-Benz SLK320 Electrical system Problems
- Complaints
- 2about this part
- Share
- 18%of 11 total for the year
- Median mileage
- 68,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the electrical system of the 2002 Mercedes-Benz SLK320, 18% of the 11 complaints for this model year. Where a mileage was given, the median is 68,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The bas/esp light and sudden braking just occurred today(10.11.16) on our 2002 mercedes benz slk 320. This happened three times in about an hour of driving on city streets between 15 and 45 MPH. One occurrence was while driving straight, the other two happened while changing lanes in moving traffic. The experience today was that the car had a brief momentary hard braking. First on the left front and then the right front (2 separate times). Each was a separate incident and each time the bas/esp light lit up afterward. …”
NHTSA complaint #10915378, filed 2016-10, 68,000 miles“The cars ignition switch locks up and prevents the car from starting, it can also cause the car to stall when running creating a very dangerous situation. Mercedes is aware of this problem with the ignition switch.”
NHTSA complaint #11759368, filed 2026-08Related service bulletins
- 11015640Mar 5, 2025Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party…
- 11008091Sep 28, 2024Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party…
- 10167564Jul 12, 2013Customer experiences low battery conditions, resulting in jump starts, and eventually requiring battery replacement.
- 10167563Jul 8, 2013The COMAND unit does not start or the COMAND display remains dark. The COMAND unit cannot be operated. Note: The problem disappears after a lengthy idle period (>6h) or after…
- 10135917Feb 22, 2013Malfunctions of various control units and/or on-board power supply problems caused by water in the control unit tray under the driver/front passenger seat (dislocated, pinched or…
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2002 | 2 | 18% |
| 2001 | 6 | 23% |
Other parts of the 2002 Mercedes-Benz SLK320
5 complaintsExterior lighting
3 complaintsElectronic stability control
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsEngine
1 complaintsOther or unknown
1 complaints
← All problems reported for the 2002 Mercedes-Benz SLK320
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology