AUTOMATIC TRANSMISSION (DIAGNOSTICS)(4AT) > Read Diagnostic Trouble Code (DTC)
1. Using the Subaru Select Monitor, on the «Main Menu» display, select {Each System Check}.
2. On «System Selection Menu» display, select {Transmission Control System}.
3. After transmission type information is displayed, select [OK].
4. On «Transmission Diagnosis» display, select {Diagnostic Code(s) Display}.