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Mercedes C63 AMG EIS — Mercedes C63 AMG (W204) EIS failure

Mercedes diagnostic code. Below: what it means, common causes, symptoms, and the exact bench-programming fix path.

Common causes

  • •Heat-aged EIS
  • •Internal cap failure
  • •Key transponder issue

Symptoms you'll see

  • •Crank-no-start
  • •Sometimes runs after cooling down
  • •Intermittent IMMO

The fix path

Mercedes EIS Cloning ($250) — same pre-2014 EIS path.

AML services that fix this

Mail in the affected module, we bench-program, typically ship back next business day. Flat pricing, flat-rate return shipping at checkout.

Mercedes EIS Cloning (Pre-2014)

$250

Failed Mercedes EIS leaving you with a car that won't start? We clone it to a replacement EIS — your existing keys keep working, no re-keying the car.

Service details

Brand deep-dive

All Mercedes-Benz services + chassis coverage

Skip the per-service hunt — see every Mercedes-Benz module we program in one page.

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Related diagnostic codes

U0001High Speed CAN Communication Bus ErrorSteering lock faultMercedes Electronic Steering Lock (ELV) failureEIS not reading keyMercedes EIS fails to authenticate inserted keyCrank-no-startEngine cranks normally but won't startP164BEngine Stop Detected — Immobilizer ActivatedMercedes W220 EIS failureW220 S-Class EIS authentication failure

Not 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.

Text Us (817) 678-3252