This post provides diagrams for connecting the Yanhua Benz/BMW Universal Filter to the BMW instrument.
Below is an illustration for wiring:
Black ——— GND Red ——— +12V White ——— +5V
Purple ——– L1（CAN_L1） Green ——— H1（CAN_H1）
Yellow ——— L2（CAN_L2） Blue ——— H2（CAN_H1）
NOTICE! Please connect the 2 BMW dots (short circuit) BEFORE connecting to the car!
1. The diagram for the BMW 1 series F20 instrument:
2. The diagram for the BMW 3 series F30 instrument:
3. The diagram for the BMW 3 GT series F30 instrument:
4. The diagram for the BMW X5 F15 instrument:
5. The diagram for the American Standard BMW X5 F15 instrument:
6. The diagram for the BMW FEM:
7. The diagram for the BMW CAS4(1L15Y/5M48H/1N35H)
8. The diagram for the BMW X3 F25 instrument:
