VEMS M52 Plug-in ECU

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Availability: Out of stock

$1,399.00

Quick Overview

Upgrade your car with our fully programmable ECU in a matter of minutes without any wiring nightmare.


Designed to be a plug-in replacement for your BMW M52/S52 Single VANOS equipped car.


These are built-to-order and have approx. a 2 week delay between order and arrival. If you have a time sensitive project, please contact us to see if we can meet your schedule.


To order: See VEMSTuning if you're in the US, or VEMS HQ if you're elsewhere in the World

Details

Check VEMSTuning for availability and ordering in the US. VEMS.hu for availability and ordering outside the US. 

 

Upgrade your car with our fully programmable ECU in a matter of minutes without any wiring nightmare.

Designed to be a plug-in replacement for your BMW M52 equipped car. It will control VANOS.

The M52 engines are typically found in the BMW e36 platform. The M52 is also used in the e39. If you have an e30 or other car with an engine swap, if it used the original M52 engine wiring harness, it will work with this standalone ECU.

Features:

  • Fully programmable control of your engine
  • Integrated wideband controller
  • Control of individual fuel injectors and ignition coils
  • Control of the idle valve
  • Uses stock sensors
  • You must unplug the MAF, so it can be removed to make intake plumbing less complicated
  • Easily tune for head work, cams, different pistons, etc.
  • Gives the control needed to add a turbo
  • Launch control
  • Anti-lag
  • Boost control by gear or speed
  • 10 pin extra function connector
    • 5 analog inputs for sensors or switches
    • Second wheelspeed sensor input
    • Low power output for LED, transistor switching, etc. Max 300mA
    • 2 high power outputs (boost control solenoid,  etc.)
  • Serial port is wired with power for Bluetooth or Wi-fi modules
  • EGT input
  • User upgradable firmware
  • Excellent, user-friendly tuning software

This kit includes:

  1. ECU
  2. 4bar MAP sensor
  3. Open Element Air Temp Sensor
  4. 75cm Air Temp Extension Harness
  5. 200cm Wideband Extension Harness

By default comes with the LSU4.9 plug. If you prefer LSU4.2 just make a note in the order comments and we'd be glad to adjust that for you.

Quick steps:

  1. Disconnect MAF Sensor and Cam Angle Sensor
  2. Remove the factory ECU 
  3. Run the wideband extension out the ECU compartment 
  4. Plug in the engine wiring harness to the new ECU 
  5. Run a vacuum line to the external MAP sensor. Locating the sensor in the ECU compartment is suggested, but not mandatory 
  6. Connect to the serial port with your computer and turn the ignition on 
  7. Turn the ignition on, calibrate the TPS, calibrate the wideband sensor
  8. Remove the factory O2 sensor and Install the new Bosch wideband sensor in the exhaust
  9. Start the car

 

Be on the lookout for our video to show the process, coming soon.

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