Automotive Electronics, EV & Hybrid Diagnostics
Automotive Electronics, EV & Hybrid Diagnostics
BCM and BSI identification, body electrical symptoms and repair enquiry guides.
A documented W203 example explains why front SAM information matters when air conditioning fails or the cooling fan runs fast.
Mercedes W203 SAM checks when the air conditioning fails and the fan runs fast Read More »
If a Mercedes LED headlamp sometimes remains on after switching the lights off, save the exact messages and codes. A lighting warning can involve the lamp, its controller, the vehicle wiring or software configuration. Vehicle-specific technical example HELLA describes software-related symptoms on selected LED-equipped Mercedes model series 167, 177, 213, 238 and 257 from 2017–2020.
Mercedes LED headlamp warnings with U118A02, B178392 and U120B97 Read More »