BMW ICOM A3 PCB Board layout

BMW ICOM A3 diagnostic system has been developed for a short period. The new ICOM A3 has a better built firmware which supports better heat dissipation feature and able to receive a significantly more powerful processor and more storage capacity.

A3 comes with robust aluminum box will help to avoid damage in harsh environments when using.
bmw-icom-a3
BMW ICOM A3 PCB Circuit board layout
icom-a3-pcb-1
icom-a3-pcb-2
icom-a3-pcb-3
icom-a3-pcb-4
How to clarify ICOM A1, ICOM A2 and ICOM A3?

But due to the old ICOM A module have problem in the cooling and protection design, BMW ICOM A2 adopts the whole aluminum shell body, using aerial explosion-proof connector; and it use the joint connection line which similar to the Mercedes-Benz SDCONNECT COMPACT 4.

BWM ICOM A2 comes with Network cable, can do Fiber optical programming, but ICOM A3 does not contain Network cable, can not do Fiber optical programming.

ICOM A: support Win XP O/S only.
ICOM A1: Win XP and Win 7 64 bit O/S
ICOM A2: Win XP and Win 7 O/S
ICOM A3: Professional Win7 64 bit (NO Win XP)

The newest version ICOM A2 works better in cooling, runs faster and works more stable, not easier broken than older ICOM.

ICOM A3 can program all units for all BMW series expect media system.

ICOM A3 work more stable and has stronger compatibility than ICOM A2, A1.

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