How To Use General Scan Tool

WARNING: This page is about a different car, the 2015 Subaru XV Crosstrek. However, it is still accessible from the selected car via links, so may be relevant.

Prepare a scan tool (general scan tool) required by SAE J1978.
Connect the general scan tool to data link connector located in the lower portion of the instrument panel (on the driver's side).

Fig 1: Locating Data Link Connector
Courtesy of SUBARU OF AMERICA, INC.
Using the general scan tool, call up each data. General scan tool functions consist of:
1. MODE $01: Current diagnostic data
2. MODE $02: Freeze frame data
3. MODE $03: Emission-related DTC
4. MODE $04: Clear/Reset emission-related diagnostic information
5. MODE $07: Request on-board monitoring test results for continuously monitored systems
6. MODE $09: Request vehicle information
7. MODE $0A: Emission-related DTC (with Permanent Status)
Read out the data according to repair procedures. (For detailed operation procedures, refer to the general scan tool operation manual.)
NOTE: For details concerning DTC, refer to "List of Diagnostic Trouble Code (DTC)". < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) .>