2002 Mercedes-Benz SLK320 Engine Problems
- Complaints
- 1about this part
- Share
- 9%of 11 total for the year
- Median mileage
- 145,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine of the 2002 Mercedes-Benz SLK320, 9% of the 11 complaints for this model year. Where a mileage was given, the median is 145,000 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 contact owns a 2002 Mercedes-Benz SLK320. The contact stated while driving 55 MPH, the vehicle failed to accelerate as it went into Limp mode. Several warning lights were illuminated. The contact stated that he had replaced the spark plugs and the accelerator pedal; however, the failure persisted, and the engine was misfiring. The vehicle was taken to an independent mechanic, where it was diagnosed that the PCM, the speed sensor, and the ignition coil were malfunctioning. The vehicle was not repaired. Additionally, the contact stated that the defroster had failed. …”
NHTSA complaint #11513974, filed 2023-03, 145,000 milesRelated service bulletins
- 11017039Apr 1, 2025Complaint Vehicle with atypical reduced heat output. Cause Silicate granulate may have escaped from a damaged bag in the expansion reservoir (not visible), reducing the coolant…
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2002 | 1 | 9% |
Other parts of the 2002 Mercedes-Benz SLK320
5 complaintsExterior lighting
3 complaintsElectrical system
2 complaintsElectronic stability control
2 complaintsVisibility (wipers, defrost, mirrors)
2 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