Toyota Auris 1.4 D-4D Bosch EDC17C01 0281015361 1037504207 P673V702 DPF-off
Understand the Toyota Auris 1.4 D-4D Bosch EDC17C01 firmware identifiers and what the DPF-off label means.
P673V702 DPF-off identifies a modified engine control file cataloged for a Toyota Auris 1.4 D-4D with a Bosch EDC17C01 diesel engine control unit. The DPF-off label indicates a file intended to disable or alter diesel particulate filter control functions. In practice, those functions manage the filter and its soot-cleaning cycles, known as regeneration.
What the Bosch EDC17C01 controls
The EDC17C01 is an engine control unit for a common-rail diesel engine. It manages fuel injection and coordinates other engine functions using sensor information and stored calibration data. Its decisions affect starting, power delivery, fuel consumption and emissions control.
The catalog entry identifies the controller as EDC17C01 (CP07) and includes Bosch number 0281015361, software identifier 1037504207 and calibration label P673V702. Together with the Auris 1.4 D-4D designation, these details distinguish this file from other diesel ECU records.
What DPF-off means for this file
A diesel particulate filter traps soot in the exhaust. Under normal operation, the engine controller manages regeneration to burn off accumulated soot when operating conditions permit. The DPF-off.bin suffix describes a modified variant associated with disabling or changing that filter-management behavior. It does not establish exactly which diagnostic checks, warning indicators or regeneration strategies were changed in this particular binary.
The controller’s general engine-management role should not be confused with the specific modification named in the filename. The catalog identifies a DPF-off variant, but it does not document other performance or emissions changes, or establish the file’s suitability for another ECU or vehicle.
For diagnosis, persistent regeneration, a DPF warning or reduced engine performance can reflect problems with the filter, its sensors or the engine itself. Disabling filter functions is not the same as identifying the underlying fault. DPF modifications can also make a road vehicle noncompliant with emissions requirements.