When you choose the repair service also called repair and return "R&R", you need to send your ECU/DME to our location.
Once we receive your ECU/DME, we will inspect, test and diagnose the unit.
We will report our findings and under your approval we will repair the unit. We will also send you a report with the service performed and parts replaced.
HOW DO I SEND THE ECU FOR REPAIR?
Step 1: Click the orange icon "REPAIR FORM"
Step 2: Fill out the form.
Step 3: Print the email confirmation.
Step 4: Pack your ECU securely.
Step 5: Send the repair form along with your ECU.
TURN AROUND TIME FOR THE REPAIR:
The average time for the repair process is 5 days once we receive the ECU at our office.
If you choose the exchange service, we will send you a Rebuilt ECU/DME from our stock.
Once you receive our rebuilt ECU/DME, then send back your defective ECU/DME core.
WHAT'S THE "CORE CHARGE" ?
The CORE CHARGE is a deposit that we collect to ensure that the exchange is completed. When we receive your ECU/DME core at our office, we refund the core charge back to your credit card.
Your old ECU/DME must be returned within 5 days of the delivered date in order to receive the refund of the core deposit . You may be subject to additional charges, in addition to a canceled warranty, if you do not return your old ECU/DME within 5 days of receiving your new rebuilt ECU/DME.
ECU/DME's returned in NON-REBUILDABLE condition, such as HEAVY WATER DAMAGE, FIRE DAMAGE or MANIPULATED ECU/DME'S; may receive a partial refund, or no refund at all.
*FOR INTERNATIONAL SHIPMENTS ONLY* There is an additional $100 Core included in the shipping charges which count towards the core charge deposit. Once we receive the ECU core back, you will be refunded the original core charge plus the additional $100.
The BMW Bosch computer was design and made in the 1980, at the time was breakthrough technology . As time goes by the computer and components will start to develop problems making it unreliable on its operation.
Our Rebuilding services covers the repair and preventive maintenance needed for the computer to operate at a 100% performance.
We have dedicated engine bench simulators and physical cars to guaranteed the repairs and to help with advise to correct problems with your engine electronics.
How to install the ECU
BMW M3 Wiring Diagram (PDF)
General Technical ECU Troubleshooting Guide