How Does the Engine Control Module (ECM) Function and how to Remove and Install on BMW M3?

The Engine Control Module (ECM) is the computer control module. The engine control module uses the Mass Air Flow to take care of fuel delivery and ignition time of the vehicle's engine. The ECM boosts the fuel mixture by adjusting the opening and closing time of the fuel injectors and when removing the ECM, let the E30 and E36 models reach normal temperature before you change the ECM to prevent poor performance.

Genuine BMW M3 Engine Control Module

Engine Control Computer

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41 Engine Control Modules found

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BMW M3 Engine Control Module
Part Number: 12147848125
$2277.02 MSRP: $2891.68
You Save: $614.66 (22%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Basic Control Unit Dme; ECM
- Replaces: 12-14-7-846-409, 12-14-7-846-903
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2008-2013 BMW M3 | Convertible(E93), Coupe(E92), Sedan(E90)
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BMW M3 Basic Control Unit DME
Part Number: 12145A53262
$2277.02 MSRP: $2891.68
You Save: $614.66 (22%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: BASIC COTROL UNIT DME; ECM
- Replaces: 12-14-5-A1D-B39, 12-14-5-A31-B06, 12-14-5-A24-A46
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2021-2025 BMW M3 | 6 Cyl 3.0 L GAS
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BMW M3 Engine Control Module
Part Number: 12141406594
$1527.12 MSRP: $2014.05
You Save: $486.93 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Basic Control Unit Dme; Computer, Control Module
- Replaces: 12-14-1-405-891, 12-14-1-406-464, 12-14-1-405-491, 12-14-1-405-854
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1997-1999 BMW M3 | Convertible(E36), Coupe(E36), Sedan(E36)
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BMW M3 DME Engine Control Module
Part Number: 12149895530
$2277.02 MSRP: $2891.68
You Save: $614.66 (22%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Basic Control Unit Dme; Control Module, ECM
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2015-2018 BMW M3 | Sedan(F80)
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BMW M3 DME Engine Control Module
Part Number: 12141406464
$1527.12 MSRP: $2014.05
You Save: $486.93 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Basic Control Unit Dme
- Replaced by: 12141406594
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1997-1999 BMW M3 | Coupe(E36), Sedan(E36)
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BMW M3 DME Engine Control Module
Part Number: 12147836454
$2107.66 MSRP: $2716.55
You Save: $608.89 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Basic Control Unit Dme
- Replaced by: 12147837805
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
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BMW M3 Engine Electronic Control Computer Module
Part Number: 12148672514
$2277.02 MSRP: $2891.68
You Save: $614.66 (22%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Basic Control Unit Dme; ECM
- Replaces: 12-14-8-635-896
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2015-2018 BMW M3 | Sedan(F80)
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BMW M3 Engine Control Module
Part Number: 12141405891
$1527.12 MSRP: $2014.05
You Save: $486.93 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Basic Control Unit Dme
- Replaced by: 12141406594
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1997-1999 BMW M3 | Coupe(E36), Sedan(E36)
View related parts
BMW M3 DME Engine Control Module
Part Number: 12141405854
$1527.12 MSRP: $2014.05
You Save: $486.93 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Basic Control Unit Dme
- Replaced by: 12141406594
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1997-1999 BMW M3 | Coupe(E36)
View related parts
BMW M3 Engine Control Module
Part Number: 12147842349
$1956.83 MSRP: $2522.15
You Save: $565.32 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Control Unit DME Programmed; ECM
- Replaces: 12-14-7-834-456, 12-14-7-836-475, 12-14-7-834-752, 12-14-7-837-801, 12-14-7-835-579
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
View related parts
BMW M3 Engine Control Module
Part Number: 12147842347
$1956.83 MSRP: $2522.15
You Save: $565.32 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Control Unit DME Programmed; ECM
- Replaces: 12-14-7-832-235, 12-14-7-835-577, 12-14-7-832-620, 12-14-7-833-930, 12-14-7-837-799, 12-14-7-834-454, 12-14-7-832-894, 12-14-7-834-750, 12-14-7-836-365, 12-14-7-890-700, 12-14-7-833-311, 12-14-7-836-473
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
View related parts
BMW M3 Engine Control Module
Part Number: 12147837806
$2107.66 MSRP: $2716.55
You Save: $608.89 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Basic Control Unit Dme
- Replaced by: 12147837805
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
View related parts
BMW M3 Engine Control Module
Part Number: 12147837805
$2107.66 MSRP: $2716.55
You Save: $608.89 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Basic Control Unit Dme; Control Module
- Replaces: 12-14-7-835-564, 12-14-7-836-455, 12-14-7-837-806, 12-14-7-836-454
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
View related parts
BMW M3 Engine Control Module
Part Number: 12147837801
$1956.83 MSRP: $2522.15
You Save: $565.32 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Control Unit Dme Programmed
- Replaced by: 12147842349
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
View related parts
BMW M3 Engine Control Module
Part Number: 12147837799
$1956.83 MSRP: $2522.15
You Save: $565.32 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Control Unit Dme Programmed
- Replaced by: 12147842347
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
View related parts
BMW M3 Engine Control Module
Part Number: 12147836455
$2107.66 MSRP: $2716.55
You Save: $608.89 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Basic Control Unit Dme
- Replaced by: 12147837805
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
View related parts
BMW M3 DME Engine Control Module
Part Number: 12147835564
$2107.66 MSRP: $2716.55
You Save: $608.89 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Basic Control Unit Dme
- Replaced by: 12147837805
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2006 BMW M3 | Convertible(E46), Coupe(E46)
View related parts
BMW M3 Engine Control Module
Part Number: 12141407136
$1952.41 MSRP: $2511.66
You Save: $559.25 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Control Unit DME Programmed; ECM
- Replaces: 12-14-1-406-465
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1997-1999 BMW M3 | Convertible(E36), Coupe(E36), Sedan(E36)
View related parts
BMW M3 Engine Control Module
Part Number: 12141407135
$1952.41 MSRP: $2511.66
You Save: $559.25 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Control Unit DME Programmed
- Replaces: 12-14-1-406-466, 12-14-1-406-444, 12-14-1-406-212
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1997-1999 BMW M3 | Convertible(E36), Sedan(E36)
View related parts
BMW M3 Engine Control Module
Part Number: 12141406466
$1952.41 MSRP: $2511.66
You Save: $559.25 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange Control Unit Dme Programmed
- Replaced by: 12141407135
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1997-1998 BMW M3 | Sedan(E36)

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BMW M3 Engine Control Module

If you are looking for OEM BMW M3 Engine Control Module, we highly recommend to shop with us. Not only do we offer budget friendly prices, but we also provide fast delivery. In addition, we have a hassle-free return policy on all genuine BMW M3 Engine Control Module that come backed by the manufacturer's warranty.

BMW M3 Engine Control Module Parts Questions & Experts Answers

DME Engine Control Module
12141406464
Q: How Does the Engine Control Module (ECM) Function and how to Remove and Install on BMW M3?
A:
The Engine Control Module (ECM) is the computer control module. The engine control module uses the Mass Air Flow to take care of fuel delivery and ignition time of the vehicle's engine. The ECM boosts the fuel mixture by adjusting the opening and closing time of the fuel injectors and when removing the ECM, let the E30 and E36 models reach normal temperature before you change the ECM to prevent poor performance.