MERCEDES · DTC LOOKUP
Steering lock fault — Mercedes Electronic Steering Lock (ELV) failure
Mercedes diagnostic code. Below: what it means, common causes, symptoms, and the exact bench-programming fix path.
Common causes
- •Worn ELV motor (single most common Mercedes electronic failure)
- •EIS-ELV communication fault
- •ELV connector damage
- •Power supply to ELV interrupted
Symptoms you'll see
- •Steering wheel locked when key inserted
- •Engine won't crank
- •"ESL" or "EIS/ELV" warning on cluster
- •Sometimes works, sometimes doesn't
The fix path
Mercedes ELV Emulator ($350) is the permanent fix — bypasses the failure-prone motor with electronic-only emulation. Ship only the EIS (not the failed ELV). We pair an emulator + return both ready to install.
AML services that fix this
Mail in the affected module, we bench-program, ship back next business day. Flat pricing, return shipping included.
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Related diagnostic codes
U0001High Speed CAN Communication Bus ErrorEIS not reading keyMercedes EIS fails to authenticate inserted keyMercedes W220 EIS failureW220 S-Class EIS authentication failureMercedes W211 EIS failureW211 E-Class EIS authentication failureMercedes W164 ML EIS failureW164 M-Class EIS authentication failureMercedes W204 ECU comm faultW204 C-Class ECU not communicatingNot sure which service applies?
Text us your year/make/model + which scanner caught the code — we'll tell you exactly which module to ship and which service to pick.