1. High Compatibility: 18-in-1 CAN filter cable is replacement for G series and replacement for W222 W205 W166 to better meet your demands. 2. Function: CAN bus filter can effectively reduce unnecessary data storage, only record the required data, save the storage space in the data recording device. 3. Superior Material: CAN filter cable is made from superior ABS plastic, oil resistant, heat resistant, not easy to damage, durable and has a long service life. 1. For 18 types chasis model: S(222), S(221), C(205), C(204), V(W447), E(W212), E(W207), A(W176), G(W463), ML(W166), SL(R231), (X166), B(W246), (W218), (R172), (W197), CLA(W117), (X204) For : CAS4/FEM Fxx 2. For Model: For 1 series F2X, 3 series F3X, for X5 etc., FEM mileage adjustment( no need to remove FEM, connect directly to instrument panel); For 5 series F10, 7 series F01/02 etc., CAS4 Fxx chassis.( F01, F02, F07, F18, F10, F20, F25, X3 etc., applicable for 9S12 XEP series 5M48H/1N35H). This filter is universal for multiple car models, small and convenient, easy operate, with stable performance and reliability. NOTICE!! New style:222/205/217 Old style:166/212/463 CHECK the car model correctly before adjust. Old style W166 short circuit to GND New style W222 short circuit to GND Black wire connect to plug 1 for /for Universal filterDiagram for is wiring illustration: BlackGND Red+12V White+5V PurpleL1(CAN_L1) GreenH1(CAN_H1) YellowL2(CAN_L2) BlueH2(CAN_H1) NOTICE! Please connect the 2 for dot together(short circuit) BEFORE connect to car! Note:Due to different production batches, the color of circuit boards is random and cannot be specified. Colour:As Shown Material:Plastic Package Contents:1 x 18-IN-1 CAN Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.