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Master key locking for BMW 3 Series E46 M3 (2002)

This Master key locking technical drawing provides a detailed breakdown of the assembly for the 3 Series E46 M3. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 2002.

Master key locking
No. Description Supp. Qty  From   Up To  Part Number Price Notes
  i Important notice! Before ordering keys,
central locking systems, control units
(EWS immobilizer/CAS), etc., it is
vital to ensure that the customer
and/or vehicle owner present proof of
authorization in the form of original
vehicle documents and an official photo
ID! A power of attorney from the
vehicle owner is also required for
authorised third parties. Copies of the
specified credentials (proof of
authorisation) must be kept in the
vehicle records. Please inform BMW
Service immediately if a vehicle key is
lost so it can be deactivated in order
to avoid taking the risk of losing the
insurance cover due to gross negligence
in the event of a theft.
----------
Information regarding remote control:
Basic = remote control 433 MHZ
SA 876 = remote control 315 MHZ
SA 875 = infrared remote control
For vehicles with
Radio frequency 315 MHz

S876A=Yes
01 Set unif.lock.syst.w/EWS ctrl unit(code) 315 MHZ 1 09/2000 03/2003 51210017974 $525.15 Shop at ECS Tuning
additionally required parts:
Label "Key Memory"
Pos. 2
Important notice! Before ordering keys,
central locking systems, control units
(EWS immobilizer/CAS), etc., it is
vital to ensure that the customer
and/or vehicle owner present proof of
authorization in the form of original
vehicle documents and an official photo
ID! A power of attorney from the
vehicle owner is also required for
authorised third parties. Copies of the
specified credentials (proof of
authorisation) must be kept in the
vehicle records. Please inform BMW
Service immediately if a vehicle key is
lost so it can be deactivated in order
to avoid taking the risk of losing the
insurance cover due to gross negligence
in the event of a theft.

See Also

Frequently Asked Questions

What assembly is shown in the BMW 3 Series E46 M3 Master key locking?
This technical diagram illustrates the Master key locking within the Bodywork group for the 3 Series E46 M3 produced during 2002. It provides a detailed exploded view of the components, identifying key parts such as the Set unif.lock.syst.w/EWS ctrl unit(code) (Part #51210017974).
Which models use the hardware listed in this Master key locking?
The hardware and components featured in the Master key locking are specific to the 3 Series E46 M3 produced during 2002. These technical specifications ensure that parts like the Set unif.lock.syst.w/EWS ctrl unit(code) (51210017974) are correctly matched to the vehicle's structural and mechanical requirements.
How do I find specific parts within the Master key locking assembly?
Each item in the Master key locking corresponds to the numbered list below the illustration. For the 3 Series E46 M3, you can identify the Set unif.lock.syst.w/EWS ctrl unit(code) by locating its position on the schematic, which then links to the official BMW part number 51210017974 for the Bodywork section.