Electronic controller faults are not the same as hydraulic or mechanical gearbox failures. We keep the supported TCM list deliberately specific so a customer can match the fault code, symptoms and controller type before sending anything.
Original-unit DQ200 electronic repair for no communication and the common intermittent hot-dropout failure. This repair remains on our dedicated TCMRepair electronics site.
Open DQ200 TCM repair →For supported Bosch controller faults often described as gearbox emergency mode, only odd/even gears, or a fault that temporarily clears after restart.
View DQ381 repair →Fixed-price repair for the supported Bosch DQ500 controller fault family. Hardware identity is confirmed from the TCM label before repair.
View Bosch DQ500 →Targeted Continental DQ500 pressure-sensing repair. Other Continental controller codes are tested first rather than being sold as the same repair.
View Continental DQ500 →