One CAN Filter for 18 Mercedes-Benz Chassis and BMW CAS4/FEM
A compact universal CAN filter fitted at the instrument cluster after mileage adjustment on 18 Mercedes-Benz chassis and BMW CAS4/FEM Fxx models. On W222, W205 and W447 it must go in before adjustment.
- 18 Benz Chassis
- BMW CAS4 / FEM Fxx
- Dual CAN Channels
- Universal Filter
Key Features
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Mercedes-Benz Coverage
Covers 18 chassis, from the S-Class W222/W221 and C-Class W205/W204 to the G-Class W463, ML W166 and SLS W197.
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BMW FEM Without Removal
On FEM models such as the 1 Series F2x, 3 Series F3x and X5, it connects directly at the instrument panel with no need to remove the FEM.
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BMW CAS4 Support
For CAS4 Fxx chassis including F01, F02, F07, F10, F18, F20 and F25, with 9S12 XEP series 5M48H/1N35H.
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Small and Universal
One compact board serves multiple car models with stable, reliable performance.
More Specifications
| Benz new-style chassis | 222 / 205 / 217 (short W222 point to GND) |
|---|---|
| Benz old-style chassis | 166 / 212 / 463 (short W166 point to GND) |
| BMW setting | Short the two BMW points together |
| Pin 1 | Black wire |
What’s in the Box
- 1×MB 18-in-1 CAN filter for Benz/BMW
How to Use
- Confirm the chassisCheck the exact car model and whether it is a new-style or old-style Benz, or a BMW CAS4/FEM vehicle.
- Set the filterShort the matching point to GND for Benz, or bridge the two BMW points, before connecting to the car.
- Wire it inFollow the color wiring between the car connector and the instrument.
- Install at the right stageFit after mileage adjustment on most chassis; on W222, W205 and W447 fit it before adjustment.
Good to Know
Caution
- No OBDSTAR tool supports odometer correction on BMW.
- Confirm the car model and chassis style correctly before adjustment.




































