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Integrated Supply Module (IVM) – 12637591534 / 12638645514
Integrated Supply Module (IVM) – 12637591534 / 12638645514
SKU:12637591534
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Compatible with BMW 228i, 328i, 335i, 428i, 435i, 535i, 640i, 740i, X5, X6, and more
OEM-Quality Power Distribution Module for BMW Models
The Integrated Supply Module (IVM), part number 12637591534 / 12638645514, is a key power management and distribution unit in BMW vehicles.
It serves as the electronic control hub that supplies stable voltage and current to essential engine and body systems — including the DME (Engine Control Unit), ignition coils, fuel injectors, and other powered components.
A faulty IVM can cause intermittent electrical issues, engine non-start, or communication faults. This replacement module restores consistent electrical performance, ensuring reliable ignition, power delivery, and system communication.
Designed to match OEM specifications, this replacement module offers plug-and-play compatibility and reliable long-term operation.
Key Features & Benefits
Direct OEM Replacement – Matches BMW part numbers 12637591534 and 12638645514.
Stable Electrical Supply – Distributes regulated power to multiple engine and vehicle subsystems.
OEM-Level Reliability – Manufactured to meet or exceed BMW’s electrical and thermal standards.
Plug & Play Installation – Fits directly into the original position without wiring modification.
Enhanced Safety & Protection – Integrated fuses, relays, and circuit protection prevent short circuits and voltage spikes.
Durable Construction – Designed with heat-resistant materials for long-term performance in engine bay environments.
Quality Assured – Every module tested prior to dispatch for correct voltage regulation and communication integrity.
Technical Specifications
Part Type: Integrated Supply Module (IVM) / Power Distribution Control Unit
OEM Numbers: 12637591534, 12638645514
Voltage: 12V DC
Housing: Reinforced polymer casing with sealed connectors
Position: Engine compartment – near fuse box or ECU housing (varies by model)
Installation: Plug & Play (no coding required)
Function: Controls and distributes electrical supply to engine and chassis systems
Condition: 100% New, OEM-quality replacement
Compatible Vehicles
This IVM module is used in a wide range of BMW models equipped with N20, N55, and B58 engines, covering multiple platforms.
Compatible BMW Models Include:
BMW 2 Series (F22 / F23)
228i (2014–2016)
M235i / M240i (2014–2019)
M2 (2016–2018)
BMW 3 Series (F30 / F31 / F34 / F35)
320i, 328i, 328d, 335i, ActiveHybrid 3 (2012–2018)
BMW 4 Series (F32 / F33 / F36)
420i, 428i, 430i, 435i, 440i (2013–2019)
BMW 5 Series (F10 / F11 / F18)
528i, 535i, ActiveHybrid 5 (2010–2017)
BMW 6 Series (F06 / F12 / F13)
640i, 650i (2012–2018)
BMW 7 Series (F01 / F02 / G11 / G12)
740i, ActiveHybrid 7 (2010–2017)
BMW X Series Models
X3 (F25) – 28i / 35i (2011–2017)
X4 (F26) – 28i / 35i (2014–2018)
X5 (F15) – 35i / 50i (2014–2018)
X6 (F16) – 35i / 50i (2015–2019)
Always confirm your part number (printed on the original module) before ordering for accurate fitment.
Common Symptoms of a Faulty IVM
Vehicle fails to start or has intermittent ignition issues
Random electrical faults or dashboard error lights
Engine control system loses power or shuts down unexpectedly
No communication with DME or other ECU modules
Inconsistent voltage readings or blown fuses
Replacing the IVM module typically resolves these issues and restores full electrical reliability.
The IVM Power Supply Module is the heart of your BMW’s electrical system, ensuring that critical engine and control components receive a stable power supply.
Replacing a faulty unit prevents sudden power loss, communication errors, and no-start conditions — restoring factory-level reliability and performance.
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