Subaru firmware fingerprinting

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martinl edited this page Apr 9, 2020 · 6 revisions

Firmware fingerprinting is new method in Openpilot for identifying car models by using ECU firmware versions data.

Currently known working SSM4 and OBD ECU information query commands for Subaru Global Platform:

SSMID (22 F1 00)
ROMID (22 F1 82)
System String (22 F1 97)
Version String (22 F1 89)
VIN (22 F1 90)
OBD Calibration ID (09 04)
OBD VIN request (09 04)

Resources

Example firmware versions query script for Panda CAN interface: query_fw_ssm4_subaru.py
Openpilot patch for adding experimental Subaru firmware fingerprinting support