ECU overview
- ECU manufacturer
- Bosch
- ECU family
- ME17
- ECU model
- ME17.9.20R
- Supported solutions
- 1
- Mapped DTC codes
- —
- Vehicle brands
- Renault
The Bosch ME17.9.20R is part of the ME17 generation from Bosch. In the Map Decoder database it is linked to Renault vehicles. Coverage for this ECU is built from 1 stored modification learned on real original and modified files.
What Map Decoder can do on an ME17.9.20R file
Every operation below is backed by a stored, verified modification for ME17.9.20R. Nothing is listed that the software cannot actually perform on this ECU.
Lambda / O2
Disables lambda / O2 sensor monitoring in ME17.9.20R without breaking fuelling.
Map detection and patch generation for ME17.9.20R
Map detection
Upload an original ME17.9.20R read. Map Decoder locates the relevant calibration tables automatically instead of relying on a fixed address list, so files from different software versions are handled.
Patch generation
A stored modification is only offered when it fits your binary. Region similarity and anchor signatures are checked against the uploaded file first, so a change learned on one software version is never blindly written to another.
Checksum correction
Checksums covering the regions a patch touches are recalculated as part of patch generation, so the ECU accepts the modified flash.
Other ME17 ECUs
- Bosch ME17.3.03 solutions · 215 DTC
- Bosch ME17.9.111 solution · 127 DTC
Vehicle brands using the ME17.9.20R
ME17.9.20R solutions by vehicle brand
- Renault Lambda / O215 ECUs · 302 variants
Bosch ME17.9.20R — frequently asked questions
What is the Bosch ME17.9.20R?
The ME17.9.20R is an engine control unit produced by Bosch, part of the ME17 generation. It is used in Renault vehicles.
Can Map Decoder identify maps in ME17.9.20R files?
Yes. Upload an original read and the relevant calibration tables are located automatically. The result is verified against the binary before any patch is offered, so a mismatched file is rejected rather than silently patched.
Which operations are supported for the Bosch ME17.9.20R?
Validated operations for this ECU: Lambda / O2. They come from 1 stored modification learned on real files.
Does Map Decoder correct the checksum after patching an ME17.9.20R file?
Yes. Checksums covering the regions a patch changes are recalculated during patch generation, so the modified file is accepted by the ECU.
Work on Bosch ME17.9.20R files
Map Decoder analyses Bosch ME17.9.20R files, detects the maps and generates a verified patch with the checksum corrected.