Product Repair Details

On the following Mercedes-Benz models:

• C-Class W204
• E-Class A207/C207/W212
• GLK X204
• SLK R172

The most common immobiliser failure is caused by the steering lock and occasionally the ignition switch. When either of these components fails it causes the vehicle to not start (no crank) and no dash light when turning the key. We provide a full rebuild on your steering lock and repair a common fault with the ignition switch regardless of whether or not it has failed yet. This ESL / EIS rebuild service comes with a 12 month unlimited km warranty and is plug and play which means no expensive dealer programming or coding required. In most cases we can offer a 24 hour turnaround.

Common Symptoms:

• Vehicle Won’t Start
• No dash lights when turning the key
• Key turns but won’t start
• Steering wheel jammed in locked position
• Steering lock can’t be heard when inserting key

Common fault codes are:

• A 25407 The electronic steering lock has a malfunction. There is a mechanical fault.
• A 25408 The electronic steering lock has a malfunction There is a signal fault or the message is faulty.
• A 25409 The electronic steering lock has a malfunction. There is a component fault.
• A 25464 The electronic steering lock has a malfunction. There is an implausible signal.
• A 22449 The electronic steering lock has a malfunction. There is an internal electrical fault.

Common Part numbers include:

A 2045450632, A 2045455732, A 2045458132, A 2049005912, A 2045450908, A 2045451308, A 2045451508, A 2075450108, A 2079057101, A 2129055800, A 2129055000, A 2129055200

NOTE: For this repair we require the ignition switch (EIS), at least one working key and the steering lock (ELV/ESL).