Is it dangerous to drive with this module faulty?

Yes, given how central this module is to overall vehicle communication, this should be treated as a serious fault and diagnosed promptly by a specialist.

Does this module need coding after replacement?

Yes, virtually always — this is a complex procedure typically requiring specialist diagnostic equipment and dealer-level access in some cases.

What is the module made of?

A sealed electronic circuit board with extensive network protocol conversion circuitry.

How do I check whether GATEWAY control unit MERCEDES BENZ ML320 2005 BLACK fits my vehicle?

Compare OEM reference A1645404345, the listed vehicle (MERCEDES ML W164 2005-2011), connectors, mounting points and the photographs for this exact item.

What is the condition of GATEWAY control unit MERCEDES BENZ ML320 2005 BLACK?

Listed condition: Used. Current availability: 1 in stock - ready to ship. Review the item photographs and any stated defects as well.

How is GATEWAY control unit MERCEDES BENZ ML320 2005 BLACK delivered and returned?

Available delivery methods, timing and price for your country are shown in the cart. Review the applicable 14-day return terms before ordering.

GATEWAY control unit MERCEDES BENZ ML320 2005 BLACK

Name: GATEWAY control unit MERCEDES BENZ ML320 2005 BLACK
Brand: MERCEDES
SKU: A1645404345
Price: 36.00 EUR
Availability: InStock

OEM: A1645404345

Disassembled car photo

Engine running

Tested before shipping
Guaranteed quality
Fast delivery 3–7 days
14-day returns

Details for this exact part

Code: A1645404345
OEM: A1645404345
Condition: Used
Availability: 1 in stock - ready to ship
Make, model: MERCEDES ML W164 2005-2011
Year: 2005
Engine: Desiel 3.0L 165KW 642.940
VIN: WDC1641221A030836

What is this part and why does it matter?

The gateway control module acts as a communication bridge between different vehicle data networks (such as the engine, body, and infotainment networks), translating and routing data between systems that use different protocols.

Have a question about this product?

Message us on WhatsApp!

Working hours: Mon–Fri 9:00–18:00

WhatsAppAsk about this product

Signs of a faulty part

If you notice any of the following, the part likely needs replacement:

Diagnostic equipment can’t communicate with certain vehicle systems
Multiple systems across different networks showing communication faults
Diagnostic fault code related to the gateway itself

Installation information

Mounted centrally, connecting to multiple vehicle data networks — requires specialist coding after replacement.

Frequently asked questions

Modern vehicles often use multiple separate data networks (for speed, security, and organisation) that don’t speak the same protocol directly — the gateway translates and routes messages between them so all systems can communicate as needed.

Donor vehicle description

VIN: WDC1641221A030836
Make, model: MERCEDES BENZ ML320
Year: 2005
Engine: Desiel 3.0L 165KW 642.940
Transmission: 7-speed Automatic 722902
Drive: 4WD
Equipment: LHD
Colour: 040 (SCHWARZ - UNILACK)

303 parts from this car

What our customers say

All reviews →

Price: excellent.
D
Didier V.
August 2026
Super good! They came through with the part I needed, quickly and at a fair price! Thanks, and I definitely recommend!
I
Ilmars K.
August 2026
I ordered a Heater Blower Motor Resistor for a Toyota Avensis. Delivery took eight days from Latvia to Ireland. I installed it, and everything works perfectly. I wish this company success.
A
Aleksandr L.
Toyota Avensis
August 2026
No complaints about Evro Trans itself, everything's fine. But the delivery..... It felt like the order was being carried by turtles. 4 days from Riga to Daugavpils. Judging by the tracking, the parcel just sat somewhere behind a shed for 3 days, then they found it and delivered it the next day. I think that's why I won't be ordering there again.
P
Paul F.
June 2026
Super fast delivery of the part, and good quality of the used part. Thanks for the service.
N
Natālija I.
May 2026
I ordered antifreeze heaters and an auxiliary pump. Everything arrived quickly, the very next day, and matched the description. I'm satisfied.
J
Juris J.
February 2026
Excellent service, timely delivery, and complete transparency at every step. I highly recommend EvroTrans to anyone looking for a reliable partner!
E
Egor S.
November 2025
Bought a front fender for my car. I liked it! After payment they sent more than 20 photos of the problem areas, and it was packed very securely - took a while to unwrap.
I
Igors K.
Front fender
October 2025