Mercedes Benz All EIS-908/912/9S12 series Wiring Connection provided.
W164 EIS power to test key (only EIS)
W203 EIS power to test key (need ESL)
W210 EIS power to test key (Need ESL)
W211 EIS power to test key (need ESL)
W220 EIS power to test key (only EIS)
W203 EIS (HC12) wiring connection
W209 EIS (HC12 or 9S12)
W203 EIS (HC908)
W220 EIS (HC908)
W219 EIS (9S12)
W203 EIS (HC908)
W220 EIS (HC12 or 9S12)
W211 EIS 9S12
EIS W202, W208, W210