Mode $04 (Clear/Reset Emission-Related Diagnostic Information)
WARNING: This page is about a different car, the 2020 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.
Refer to the mode used to clear or reset emission-related diagnostic information.
NOTE:
- Refer to the manufacturer's service manual for the general scan tool to clear the emission-related diagnostic information (MODE $04).
- Initial diagnosis of electronic throttle control is performed after memory clearance. Wait for 10 seconds or more after turning the ignition switch to ON, and then start the engine.