Auto ECM ECU can test, repair and remanufacture many types of Electronic Control Modules, Units, ECMs, ECUs and carry a large range of remanufactured exchange units in stock. Faults and failures vary from intermittent flat spots to complete, no start failure. Remanufactured and New OEM products are available from AUTO ECM ECU. We also repair ECM, ECU and ECCs. MAZDA ECM, MAZDA ECU, MAZDA ECC, MAZDA computer is brought to you by Auto ECM ECU.