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Faults after aftermarket alarm — IMMO faults after aftermarket alarm install

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

Common causes

  • •Bypass module fried OEM IMMO
  • •Spliced wiring on IMMO loop
  • •Stuck disable signal

Symptoms you'll see

  • •Crank-no-start
  • •IMMO warning
  • •Sometimes intermittent

The fix path

Remove aftermarket alarm first. If OEM IMMO is damaged: brand-appropriate bench service — EWS Delete (BMW), IMMO Delete (VW/Audi), EIS Cloning (Mercedes), KVM Virginize (JLR).

AML services that fix this

Mail in the affected module, we bench-program, ship back next business day. Flat pricing, return shipping included.

VW/Audi MED17/ME17 IMMO Delete + VIN

$250

Permanently remove immobilizer coding from MED17/ME17 ECUs. Optional VIN correction.

Service details

Mercedes EIS Cloning (Pre-2014)

$250

Clone a working Mercedes EIS to a replacement EIS — keeps your existing keys.

Service details

BMW DME EWS Delete (MS41/42/43/45, MSS50-70)

$150

Plug-and-play EWS delete for BMW M52/M54/S54/S62/S65 DMEs. Ship your DME, get it back IMMO-off and ready to start.

Service details

Jaguar / Land Rover KVM/RFA Virginize

$300

Used KVM or RFA module needs to be virgin? Ship it in — we wipe it clean and ready to pair to your VIN.

Service details

Related diagnostic codes

P1570Engine Start Blocked by ImmobilizerP0513Incorrect Immobilizer KeyEWS-DME comm errorEWS module not authenticating with DMEU0001High Speed CAN Communication Bus ErrorEIS not reading keyMercedes EIS fails to authenticate inserted keyP1570VW/Audi Immobilizer Active — engine start blocked

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) 586-9634