9
used by service technicians to verify repair was performed properly
and after clearing diagnostic trouble codes.
Mode $08
-
This Special Control Mode requests control of the
on-board system, test, or component bi-directionally (where
applicable)
. This mode is manufacturer specific.
Mode $09
-
Reports vehicle information.
This information includes
vehicle VIN number and calibration information stored in the vehicle
ECUs.
Mode $0A
-
Requests emission-related Diagnostic Trouble Codes
with Permanent status.
This mode is required for all
emissions-related DTCs. The presence of permanent DTCs at an
inspection without the MIL illuminated is an indication that a proper
repair was not verified by the on-board monitoring system.